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S. 2658
U.S. Senate•Senate Floor Calendar
Summary
S. 2658, the Medication Affordability and Patent Integrity Act, was introduced in the Senate on Aug 1, 2025 by Sen. Margaret Hassan (D) with 1 co-sponsor. It last saw action on Jul 28, 2026: Placed on Senate Legislative Calendar under General Orders. Calendar No. 528.
Record
Text
S. 2658 has 1 co-sponsor.
sb2658/introduced-in-senate.txt119 S2658 IS: Medication Affordability and Patent Integrity ActU.S. Senate2025-08-01text/xmlENPursuant to Title 17 Section 105 of the United States Code, this file is not subject to copyright protection and is in the public domain.II119th CONGRESS1st SessionS. 2658IN THE SENATE OF THE UNITED STATESAugust 1, 2025Ms. Hassan (for herself and Mr. Hawley ) introduced the following bill; which wasread twice and referred to the Committee onHealth, Education, Labor, and PensionsA BILLTo require sponsors of drug applications and holders of approvedapplications to provide certain submissions and communications to the Food and DrugAdministration and the United States Patent and Trademark Office.1.Short titleThis Act may be cited as the Medication Affordability and Patent Integrity Act .2.Disclosure of information(a)In general(1)In generalSection 505(b) of the Federal Food, Drug, and Cosmetic Act ( 21 U.S.C. 355(b) ) is amended by adding at the end the following:(7)(A)With respect to any application submitted under this subsection or approved under subsection (c), the sponsor of the application or holder of the approved application shall, for any applicable patent—(i)certify to the Food and Drug Administration that the information described in subparagraph (B) that is submitted to the Secretary is, to the best knowledge of the sponsor or holder, consistent with the information such sponsor or holder provided to the United States Patent and Trademark Office and any communications such sponsor or holder had with the United States Patent and Trademark Office; and(ii)(I)submit to the United States Patent and Trademark Office any information material to patentability with respect to such applicable patent that the sponsor or holder submits to the Food and Drug Administration, and any information the Food and Drug Administration provided in response; and(II)certify to the United States Patent and Trademark Office that the submission under subclause (I), to the best knowledge of the sponsor or holder, includes all information material to patentability, and is consistent with the information such sponsor or holder provided to the Food and Drug Administration and any communications such sponsor or holder had with the Food and Drug Administration.(B)The information described in this subparagraph is limited to information that is material to patentability, as defined in regulations promulgated by the United States Patent and Trademark Office, and that is—(i)any statement or characterization of analytical data set forth in the chemistry, manufacturing, and controls section of a new drug application disclosed by the sponsor of the application or holder of the approved application under this section to the United States Patent and Trademark Office that has been, or will be, submitted to the Food and Drug Administration to support the approval of an application under this section;(ii)any statement or characterization with respect to an applicable patent, including any statement or characterization of prior art, submitted by the sponsor of the application or holder of the approved application to the United States Patent and Trademark Office in support of patentability; or(iii)other information, as the Secretary or the Secretary of Commerce may by regulation require.(C)In this paragraph, the term applicable patent means—(i)a patent that—(I)claims a drug that is the subject of an application described in subparagraph (A), including any patent that claims, with respect to such a drug, a formulation or composition, method of use, or method of manufacturing; and(II)is issued, assigned, or licensed to the sponsor of the application or holder of the approved application described in subparagraph (A);(ii)an application for a patent described in clause (i)(I) that is sought by the sponsor of the application or holder of the approved application described in subparagraph (A); or(iii)such other patent or application for a patent as the Secretary or the Secretary of Commerce may by regulation require.(D)(i)Except as provided in clause (ii), subparagraph (A) shall apply with respect to any original application submitted under this subsection on or after the date of enactment of the Medication Affordability and Patent Integrity Act and to any amendments or supplements to such original application.(ii)In the case of an application submitted before the date of enactment of the Medication Affordability and Patent Integrity Act , the requirements of subparagraph (A) apply only with respect to—(I)any applicable patent issued on or after such date of enactment; and(II)in the case of an applicable patent issued before such date of enactment, only to submissions and communications described in clauses (i) and (ii) of subparagraph (A) made on or after such date of enactment.(E)The United States Patent and Trademark Office shall, as necessary, update its applicable regulations or establish new procedures to ensure that any information that the sponsor or holder of the application has submitted to or received from the Food and Drug Administration and that is submitted to the United States Patent and Trademark Office to fulfill the requirements of subparagraph (A), and that would not otherwise be submitted to the United States Patent and Trademark Office, shall remain subject to application protections for trade secret or confidential information or financial information as if the information were held by the Food and Drug Administration..(2)Inclusion of certifications in applicationSection 505(b)(1)(A) of the Federal Food, Drug, and Cosmetic Act ( 21 U.S.C. 355(b)(1)(A) ) is amended—(A)in clause (vii), by striking and at the end;(B)in clause (viii)(II), by striking the period and inserting ; and ; and(C)by adding at the end the following:(ix)with respect to each patent listed in the application pursuant to clause (viii) that is an applicable patent (as defined in paragraph (7)(C)), the certifications required under clauses (i) and (ii)(II) of paragraph (7)(A)..(b)Biological product applicationsSection 351(a)(2) of the Public Health Service Act ( 42 U.S.C. 262(a)(2) ) is amended by adding at the end the following:(F)(i)With respect to any application submitted under this subsection or biological product licensed under this subsection, the sponsor of the application or holder of the licensure shall, for any applicable patent—(I)certify to the Food and Drug Administration that the information described in clause (ii) that is submitted to the Secretary is, to the best knowledge of the sponsor or holder, consistent with the information such sponsor or holder provided to the United States Patent and Trademark Office and any communications such sponsor or holder had with the United States Patent and Trademark Office; and(II)(aa)submit to the United States Patent and Trademark Office any information material to patentability with respect to such applicable patent that the sponsor or holder submits to the Food and Drug Administration provided in response; and(bb)certify to the United States Patent and Trademark Office that the submission under item (aa), to the best knowledge of the sponsor or holder, includes all information material to patentability and is consistent with the information such sponsor or holder provided to the Food and Drug Administration and any communications such sponsor or holder had with the Food and Drug Administration.(ii)The information described in this clause is limited to information that is material to patentability, as defined in regulations promulgated by the United States Patent and Trademark Office, and that is—(I)any statement or characterization of analytical data set forth in the chemistry, manufacturing, and controls section in a biological product license application disclosed by the sponsor of the application or holder of the approved application under this section to the United States Patent and Trademark Office that has been, or will be, submitted to the Food and Drug Administration to support the approval of an application under this section;(II)any statement or characterization with respect to an applicable patent, including any statement or characterization of prior art, submitted by the sponsor of the application or holder of the approved application to the United States Patent and Trademark Office in support of patentability; or(III)other information, as the Secretary or the Secretary of Commerce may by regulation require.(iii)In this subparagraph, the term applicable patent means—(I)a patent that—(aa)claims a biological product that is the subject of an application described in clause (i), including any patent that claims, with respect to such biological product, a formulation or composition, method of use, or method of manufacturing; and(bb)is issued, assigned, or exclusively licensed to the sponsor of the application or holder of the licensure described in clause (i);(II)an application for a patent described in subclause (I)(aa) that is sought by the sponsor of the application or holder of the licensure described in clause (i); or(III)such other patent or application for a patent as the Secretary or Secretary of Commerce may by regulation require.(iv)(I)Except as provided in subclause (II), clause (i) shall apply with respect to any original application submitted under this subsection on or after the date of enactment of the Medication Affordability and Patent Integrity Act and to any amendments or supplements to such original application.(II)In the case of an application submitted under this subsection before the date of enactment of the Medication Affordability and Patent Integrity Act , the requirements of clause (i) apply only with respect to—(aa)any applicable patent issued on or after such date of enactment; and(bb)in the case of an applicable patent issued before such date of enactment, only to submissions and communications described in subclauses (I) and (II) of clause (i) made on or after such date of enactment.(v)(I)Any information that the sponsor of the application or holder of the licensure has submitted to or received from the Food and Drug Administration that is submitted to the United States Patent and Trademark office to fulfill the requirements of clause (i) shall remain subject to application protections for trade secret or confidential information or financial information as if the information were held by the Food and Drug Administration.(II)The United States Patent and Trademark Office shall, as necessary, update its applicable regulations or create new procedures to ensure compliance with subclause (I) for information submitted under this subparagraph..(c)Enforcement(1)FDA enforcementSection 301(q)(1) of the Federal Food, Drug, and Cosmetic Act ( 21 U.S.C. 331(q)(1) ) is amended—(A)in clause (B), by striking ; or and inserting a semicolon;(B)in clause (C), by striking the period and inserting ; or ; and(C)by adding at the end the following:(D)to submit the certification required under section 505(b)(7) of this Act or section 351(a)(2)(F) of the Public Health Service Act..(2)Defense against patent infringement actions(A)In generalChapter 28 of title 35, United States Code, is amended by adding at the end the following:274.Non-disclosure defense to infringement of drugpatentA person shall be entitled to a defense under section 282(b) in an action asserting infringement of an applicable patent (as defined in paragraph (7)(C) of section 505(b) of the Federal Food, Drug, and Cosmetic Act ( 21 U.S.C. 355(b) ) or subparagraph (F)(ii) of section 351(a)(2) of the Public Health Service Act ( 42 U.S.C. 262(a)(2) )) if the owner or predecessor owner of the applicable patent violated paragraph (7)(A) of such section 505(b) or subparagraph (F)(i) of such section 351(a)(2) with respect to the applicable patent by negligently or intentionally failing to disclose any information required to be disclosed pursuant to such paragraph (7)(A) or such subparagraph (F)(i)..(B)Technical and conforming amendmentThe table of sections for chapter 28 of title 35, United States Code, is amended by adding at the end the following:274. Non-disclosure defense toinfringement of drug patent..
Tracker
The tracker indicates the progress of this legislation as it moves through the legislative process.
- Introduced2025-08-01
- Passed Senate
- Passed House
- Conference
- To President
- Became Law
A bill to require sponsors of drug applications and holders of approved applications to provide certain submissions and communications to the Food and Drug Administration and the United States Patent and Trademark Office.
Sponsors
Sen. Margaret Hassan (D) sponsors S. 2658, and 1 member has co-sponsored it from the day it was introduced.
Committees
S. 2658 went before 1 committee: Health, Education, Labor, and Pensions.

Actions
S. 2658 has taken 6 actions since Aug 1, 2025, the latest on Jul 28, 2026.
| Chamber | Action | |||
|---|---|---|---|---|
Jul 28, 2026 | Senate | Committee on Health, Education, Labor, and Pensions. Reported by Senator Cassidy with an amendment in the nature of a substitute. Without written report.Health, Education, Labor, and Pensions Committee | ||
Jul 28, 2026 | Senate | Placed on Senate Legislative Calendar under General Orders. Calendar No. 528. | ||
Jun 17, 2026 | Senate | Committee on Health, Education, Labor, and Pensions. Ordered to be reported with an amendment in the nature of a substitute favorably.Health, Education, Labor, and Pensions Committee | ||
Mar 19, 2026 | Senate | Committee on Health, Education, Labor, and Pensions. Hearings held.Health, Education, Labor, and Pensions Committee | ||
Aug 1, 2025 | Senate | Read twice and referred to the Committee on Health, Education, Labor, and Pensions.Health, Education, Labor, and Pensions Committee |
Votes
S. 2658 has not gone to a roll call.
Titles
S. 2658 goes by 4 titles, 2 of them short titles.
- Medication Affordability and Patent Integrity Act — Short Title(s) as Reported to Senate
- Medication Affordability and Patent Integrity Act — Display Title
- Medication Affordability and Patent Integrity Act — Short Title(s) as Introduced
- A bill to require sponsors of drug applications and holders of approved applications to provide certain submissions and communications to the Food and Drug Administration and the United States Patent and Trademark Office. — Official Title as Introduced
Lobbying
35 clients hired 36 firms and 325 registered lobbyists who named S. 2658 in 78 quarterly filings, 2025 to 2026. Reported under the Lobbying Disclosure Act; a filing’s income covers everything its registrant worked that quarter, so the amounts below are the filings’, not this bill’s.
Filed under Health Issues, Medicare/Medicaid, Copyright/Patent/Trademark, Pharmacy, Trade (domestic/foreign), Budget/Appropriations, Taxation/Internal Revenue Code, Defense.
Clients
Who paid to be heard, by how many filings named the bill. The 20 that filed most often, of 35.
| Client | Business | State | Firms | Filings | Reported |
|---|---|---|---|---|---|
| PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA | represents biopharmaceutical research companies | District of Columbia | 3 | 6 | $80K |
| CAMPAIGN FOR SUSTAINABLE DRUG PRICING (CSRXP) | Coalition to promote lowering prescription drug prices. | District of Columbia | 1 | 4 | $200K |
| FRESENIUS KABI | Healthcare/pharmaceutical company | District of Columbia | 1 | 4 | $120K |
| BCBSM INC | — | Minnesota | 1 | 4 | — |
| BIOTECHNOLOGY INNOVATION ORGANIZATION | — | District of Columbia | 1 | 4 | — |
| BLUE CROSS AND BLUE SHIELD ASSOCIATION | — | District of Columbia | 1 | 4 | — |
| BLUE CROSS AND BLUE SHIELD OF FLORIDA INC | — | Florida | 1 | 4 | — |
| GSK (FKA GLAXOSMITHKLINE INC.) | — | District of Columbia | 1 | 4 | — |
| GUIDEWELL MUTUAL HOLDING CORPORATION | — | Florida | 1 | 4 | — |
| JOHNSON & JOHNSON SERVICES INC | — | New Jersey | 1 | 4 | — |
| VIATRIS INC | — | Pennsylvania | 1 | 4 | — |
| PHARMACEUTICAL INDUSTRY LABOR MANAGEMENT ASSOCIATION | Pharmaceutical Industry Labor Management Association. | Virginia | 3 | 3 | $140K |
| PHARMACEUTICAL RESEARCH & MANUFACTURERS OF AMERICA INC | — | District of Columbia | 1 | 2 | $350K |
| THE CAMPAIGN FOR SUSTAINABLE RX PRICING | A coalition of organizations working on market-based solutions to drug pricing. | District of Columbia | 1 | 2 | $180K |
| AMGEN INC | — | District of Columbia | 1 | 2 | — |
| ASSOCIATION FOR ACCESSIBLE MEDICINES | — | District of Columbia | 1 | 2 | — |
| BLUE CROSS AND BLUE SHIELD OF KANSAS INC | — | Kansas | 1 | 2 | — |
| FRESENIUS KABI USA LLC | — | Illinois | 1 | 2 | — |
| PHRMA | — | — | 1 | 1 | $110K |
| TIBER CREEK HEALTH STRATEGIES, INC. (ON BEHALF OF ELI LILLY AND COMPANY) | Pharmaceutical company. | District of Columbia | 1 | 1 | $80K |
Firms
Registrants who filed on the bill, by filings.
Lobbyists
Named on the filings that cite the bill. The 20 named most often, of 325.
| Lobbyist | Firms | Clients | Filings |
|---|---|---|---|
| THOMAS GILES | 2 | 2 | 8 |
| ABIGAIL PINKELE | 1 | 1 | 4 |
| AIKEN HACKETT | 1 | 1 | 4 |
| ALYSSA PALISI | 1 | 1 | 4 |
| AMANDA INGRAM JACOBS | 1 | 1 | 4 |
| AMANDA SCHWARTZ | 1 | 1 | 4 |
| AMBER MANKO | 1 | 1 | 4 |
| AMY PELLEGRINO | 1 | 1 | 4 |
| ANNE WILSON | 1 | 1 | 4 |
| BAILEY MCCUE | 1 | 1 | 4 |
| BART FORSYTH | 1 | 1 | 4 |
| BRENTON FISK | 1 | 1 | 4 |
| CATHERINE DOUGLAS | 1 | 1 | 4 |
| CHRIS JONES | 1 | 1 | 4 |
| COLLEEN VIVALDI | 1 | 1 | 4 |
| DAVID KAVANAUGH | 1 | 1 | 4 |
| DAVID KORN | 1 | 1 | 4 |
| DAVID LACHMANN | 1 | 1 | 4 |
| DAVID MERRITT | 1 | 1 | 4 |
| ELENORA CONNORS | 1 | 1 | 4 |
Filings
The documents themselves, on the Senate’s Lobbying Disclosure site, largest reported first.
| Client | Registrant | Period | Reported | Document |
|---|---|---|---|---|
| CHAMBER OF COMMERCE OF THE U.S.A. | CHAMBER OF COMMERCE OF THE U.S.A. | 2026 second_quarter | $17M | 2nd Quarter - Report |
| PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA | PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA | 2026 first_quarter | $12.2M | 1st Quarter - Report |
| PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA | PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA | 2025 third_quarter | $9M | 3rd Quarter - Report |
| PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA | PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA | 2025 fourth_quarter | $8.4M | 4th Quarter - Report |
| PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA | PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA | 2026 second_quarter | $7.4M | 2nd Quarter - Report |
| AARP | AARP | 2026 first_quarter | $3.8M | 1st Quarter - Report |
| JOHNSON & JOHNSON SERVICES INC | JOHNSON & JOHNSON SERVICES, INC. | 2026 first_quarter | $3.5M | 1st Quarter - Report |
| AMERICA'S HEALTH INSURANCE PLANS INC (AHIP) | AMERICA'S HEALTH INSURANCE PLANS, INC. (AHIP) | 2026 second_quarter | $3M | 2nd Quarter - Report |
| AMGEN INC | AMGEN, INC. | 2026 first_quarter | $2.6M | 1st Quarter - Report |
| JOHNSON & JOHNSON SERVICES INC | JOHNSON & JOHNSON SERVICES, INC. | 2025 third_quarter | $2.5M | 3rd Quarter - Report |
| AMGEN INC | AMGEN, INC. | 2026 second_quarter | $2.4M | 2nd Quarter - Report |
| BIOTECHNOLOGY INNOVATION ORGANIZATION | BIOTECHNOLOGY INNOVATION ORGANIZATION | 2026 second_quarter | $2.4M | 2nd Quarter - Report |
| PFIZER INC. | PFIZER INC. | 2026 second_quarter | $1.9M | 2nd Quarter - Report |
| GSK (FKA GLAXOSMITHKLINE INC.) | GSK (FKA GLAXOSMITHKLINE INC.) | 2025 third_quarter | $1.7M | 3rd Quarter - Report |
| GSK (FKA GLAXOSMITHKLINE INC.) | GSK (FKA GLAXOSMITHKLINE INC.) | 2026 first_quarter | $1.6M | 1st Quarter - Report |
| BIOTECHNOLOGY INNOVATION ORGANIZATION | BIOTECHNOLOGY INNOVATION ORGANIZATION | 2026 first_quarter | $1.6M | 1st Quarter - Report |
| BLUE CROSS AND BLUE SHIELD ASSOCIATION | BLUE CROSS AND BLUE SHIELD ASSOCIATION | 2026 first_quarter | $1.5M | 1st Quarter - Report |
| JOHNSON & JOHNSON SERVICES INC | JOHNSON & JOHNSON SERVICES, INC. | 2025 fourth_quarter | $1.5M | 4th Quarter - Report |
| BIOTECHNOLOGY INNOVATION ORGANIZATION | BIOTECHNOLOGY INNOVATION ORGANIZATION | 2025 fourth_quarter | $1.5M | 4th Quarter - Report |
| JOHNSON & JOHNSON SERVICES INC | JOHNSON & JOHNSON SERVICES, INC. | 2026 second_quarter | $1.4M | 2nd Quarter - Report |
Classification
The Congressional Research Service files S. 2658 under Health, one of its 31 policy areas, and gives it 5 legislative subjects.
CRS Subjects
CRS assigns every bill one policy area from its 31; S. 2658’s is Health.
s2658/policy-areas.txtLegislative Subjects
S. 2658 carries 5 of CRS’s legislative subjects, from Drug safety, medical device, and laboratory regulation to Prescription drugs.
s2658/subjects.txtSource: congress.gov · legiscan.com