Wednesday, June 10, 2026
🇺🇸 FDA

Intelligence · Patents

Patents expiring in 2044

Annual patent cliff calendar for 2044 — US pharmaceutical patents by expiration date.

Patents
1,766

Quick answer

1,766 indexed pharmaceutical patents have expiration dates in 2044. Browse by soonest expiry with links to assignee companies and related drugs.

  1. US 11951131

    Anti-SLAMF7 chimeric antigen receptors

    The United States of America, as represented by the Secretary, Department of Health and Human Services · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  2. US 11952365

    Anti-viral compounds

    Aligos Therapeutics, Inc. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  3. US 11952427

    Anti-CD40 antibodies and uses thereof

    CytomX Therapeutics, Inc. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  4. US 11952429

    Recombinant monoclonal antibodies and corresponding antigens for colon and pancreatic cancers

    PRECISION BIOLOGICS, INC. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  5. US 11952389

    Benzodiazepine derivatives as RSV inhibitors

    Enanta Pharmaceuticals, Inc. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  6. US 11951097

    Methods of treating multiple sclerosis

    VANDA PHARMACEUTICALS INC. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  7. US 11951152

    Microparticle compositions for controlled delivery of telmisartan and actinomycin D

    The United States Government as Represented by The Department of Veteran Affairs · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  8. US 11951212

    Pharmaceutical compositions for the treatment of cystic fibrosis transmembrane conductance regulator mediated diseases

    Vertex Pharmaceuticals Incorporated · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  9. US 11951133

    3-substituted piperidine compounds for Cbl-b inhibition, and use thereof

    NURIX THERAPEUTICS, INC. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  10. US 11952402

    Fusion protein containing trail and IgG binding domain and the uses thereof

    WEST CHINA HOSPITAL, SICHUAN UNIVERSITY · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  11. US 11951136

    Preservation of pancreatic islet grafts in the extrahepatic space

    United States Government as represented by the Department of Veterans Affairs · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  12. US 11951216

    Polymer protein microparticles

    REGENERON PHARMACEUTICALS, INC. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  13. US 11952344

    Heterocyclic compound and use thereof

    Takeda Pharmaceutical Company Limited · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  14. US 11952379

    Small molecule modulators of PAR2 and uses thereof

    Arizona Board of Regents on Behalf of the University of Arizona · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  15. US 11952419

    Reagents and methods for treating cancer and autoimmune disease

    UNIVERSITY OF CONNECTICUT · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  16. US 11952408

    HPV-specific binding molecules

    Editas Medicine, Inc. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  17. US 11952600

    PH20 polypeptide variants, formulations and uses thereof

    HALOZYME, INC. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  18. US 11952376

    Substituted amino acids as integrin inhibitors

    Pliant Therapeutics, Inc. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  19. US 11952374

    Bicyclic compounds

    Aligos Therapeutics, Inc. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  20. US 11952370

    Selective ligands for modulation of GIRK channels

    Northwestern University · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  21. US 11952366

    Substituted 1,3,5-triazines as inhibitors for a rho family of GTP-ases

    The Regents of the University of California · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  22. US 11952362

    Compositions and methods for treating epigenetic disease

    The Regents of the University of California · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  23. US 11951227

    Nanofiber structures and methods of use thereof

    BOARD OF REGENTS OF THE UNIVERSITY OF NEBRASKA · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  24. US 11952352

    Ras inhibitors

    Revolution Medicines, Inc. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  25. US 11951176

    Stabilization of glucagon by trehalose glycopolymer nanogels

    The Regents of the University of California · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  26. US 11951206

    Cell housing device

    Vertex Pharmaceuticals Incorporated · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  27. US 11951159

    Cattle fever tick-infestation vaccines and uses thereof

    The United States of America, as represented by the Secretary of Agriculture · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  28. US 11951118

    Preparation of preliposomal annamycin lyophilizate

    The Board of Regents of the University of Texas System · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  29. US 11951114

    Use of thyroid beta-agonists

    Viking Therapeutics, Inc. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  30. US 11951124

    Tellurium nanowires with anticancer properties synthesized by green chemistry

    Northwestern University · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  31. US 11951100

    Formulations of RBP4 inhibitors and methods of use

    Belite Bio, Inc · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  32. US 11951121

    Compositions and methods for treating Huntington's disease

    VOYAGER THERAPEUTICS, INC. · Granted Tue Apr 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 04 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  33. EP 4350345

    VERFAHREN ZUR VORHERSAGE, ERKENNUNG UND REDUZIERUNG VON ASPEZIFISCHER PROTEININTERFERENZ IN TESTS MIT VARIABLEN IMMUNGLOBULIN-EINZELDOMÄNEN

    ABLYNX NV [BE] · Granted Wed Apr 10 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Tue Apr 05 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  34. US 11957684

    Treatment of heavy menstrual bleeding associated with uterine fibroids

    Takeda Pharmaceutical Company Limited · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  35. US 11957736

    Stable therapeutic compositions in aprotic polar solvents and methods of manufacturing the same

    XERIS PHARMACEUTICALS, INC. · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  36. US 11957674

    Formulations of a somatostatin modulator

    CRINETICS PHARMACEUTICALS, INC. · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  37. US 11958849

    GLS1 inhibitors for treating disease

    The Board of Regents of the University of Texas System · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  38. US 11957655

    Methods of treating hearing loss

    The Regents of the University of California · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  39. US 11957687

    Modulators of HSD17B13 and methods of use thereof

    REGENERON PHARMACEUTICALS, INC. · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  40. US 11958910

    Bispecific antigen binding molecules that bind HER2, and methods of use thereof

    REGENERON PHARMACEUTICALS, INC. · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  41. US 11957737

    Methods of treating microbial infection and inflammation

    The Regents of the University of Colorado · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  42. US 11957754

    Clinical formulations

    Astellas Institute for Regenerative Medicine · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  43. US 11958862

    Compounds and compositions and uses thereof

    PGI Drug Discovery LLC · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  44. US 11959082

    Dual activity super toxic RNAi active dsRNAs

    Northwestern University · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  45. US 11959084

    Nucleic acid construct

    AUTOLUS LIMITED · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  46. US 11958901

    Anti-CXCR5 antibodies and compositions and uses thereof

    The Regents of the University of California · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  47. US 11959081

    Transthyretin (TTR) iRNA compositions and methods of use thereof

    Alnylam Pharmaceuticals, Inc. · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  48. US 11959080

    Methods and compositions for inhibiting PMP22 expression

    Ionis Pharmaceuticals, Inc. · Granted Tue Apr 16 2024 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Mon Apr 11 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

Frequently asked questions

How many pharma patents expire in 2044?

1,766 published patents in our USPTO index have expiration dates falling in calendar year 2044.

Drug approvals, clinical trials, M&A, event intelligence, and company updates — weekly.

Customize topics & region
Topics
Region

No spam. Unsubscribe anytime. See our privacy policy.