Thursday, June 11, 2026

Patent directory Β· USPTO A61K / A61P

Browse patents

Browse 30,257 pharma-relevant patents (US A61K/A61P) linked to tracked companies, drugs, and pipeline programs.

Patents indexed 30,257
Companies 1,769
Drugs linked 4,797

Quick answer

NovaPharmaNews indexes 30,257 US pharmaceutical patents from USPTO PatentsView (CPC A61K/A61P), cross-linked to company assignees, drug INN profiles, and pipeline programs. Search by patent number, applicant, title, or CPC code β€” or use facet hubs for expiring patents, assignees, and therapeutic areas.

Patent results

Page 1155 of 1,261
  1. US 6730677

    Benzofurazan compounds which enhance AMPA receptor activity

    The Regents of the University of California Β· Granted May 4, 2004 Β· Expires Apr 29, 2024

    expired
  2. US 6727227

    Tetrapetide revealing geroprotective effect, pharmacological substance on its basis, and the method of its application

    Obschestvo S Ogranichennoi Otvetstven-Nostiju ΓƒΒ’Γ’β€šΒ¬Γ…β€œKlinika Instituta {overscore (B)}ioregulyatsii GerontologiiΓƒΒ’Γ’β€šΒ¬Γ‚Β Β· Granted Apr 27, 2004 Β· Expires Apr 22, 2024

    expired
  3. US 6727286

    Pharmaceutical composition of 2-(4-isobutylphenyl) propionic acid

    Cumberland Pharmaceuticals Inc. Β· Granted Apr 27, 2004 Β· Expires Apr 22, 2024

    expired
  4. US 6727251

    Pyrazole compounds useful as protein kinase inhibitors

    Vertex Pharmaceuticals Incorporated Β· Granted Apr 27, 2004 Β· Expires Apr 22, 2024

    expired
  5. US 6723716

    7-acylamino-3-heteroarylthio-3-cephem carboxylic acid antibiotics and prodrugs thereof

    Essential Therapeutics, Inc. Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  6. US 6723329

    Use of parapox B2L protein to modify immune responses to administered antigens

    The Board of Regents of the University of Texas System Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  7. US 6723522

    Sodium bicarbonate cotransporter protein

    Takeda Chemical Industries Ltd. Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  8. US 6723722

    Acylhydrazine derivatives, their production and use

    Takeda Chemical Industries Ltd. Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  9. US 6723855

    Method for synthesizing leflunomide

    TEVA PHARMACEUTICAL INDUSTRIES, LTD. Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  10. US 6723841

    Corticotropin-releasing factor2 receptors

    Neurocrine Biosciences, Inc. Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  11. US 6723721

    CRF receptor antagonists and methods relating thereto

    Neurocrine Biosciences, Inc. Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  12. US 6723548

    DNA repair polypeptides and methods of use

    The Board of Regents of the University of Texas System Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  13. US 6723347

    Proces for producing protein powder

    Takeda Chemical Industries Ltd. Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  14. US 6723497

    Therapeutic platelets and methods

    The Regents of the University of California Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  15. US 6723338

    Compositions and methods for treating lymphoma

    The Board of Regents of the University of Texas System Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  16. US 6723695

    CTL epitopes from EBV

    Commonwealth Scientific and Industrial Research Organisation of Limestone Avenue Β· Granted Apr 20, 2004 Β· Expires Apr 15, 2024

    expired
  17. US 6720415

    Compositions and methods for regulating bacterial pathogenesis

    THE TRUSTEES OF PRINCETON UNIVERSITY Β· Granted Apr 13, 2004 Β· Expires Apr 8, 2024

    expired
  18. US 6720344

    Methods and compositions for stimulating osteoblast proliferation or treating malignant cell proliferation and methods for selecting osteoblast proliferation stimulants

    The Board of Regents of the University of Texas System Β· Granted Apr 13, 2004 Β· Expires Apr 8, 2024

    expired
  19. US 6720335

    Sulfonamide inhibitors of aspartyl protease

    Vertex Pharmaceuticals Incorporated Β· Granted Apr 13, 2004 Β· Expires Apr 8, 2024

    expired
  20. US 6720308

    Anhydrolide derivatives having antibacterial activity

    Enanta Pharmaceuticals, Inc. Β· Granted Apr 13, 2004 Β· Expires Apr 8, 2024

    expired
  21. US 6719978

    Virus-like particles for the induction of autoantibodies

    The United States of America, as represented by the Department of Health and Human Services Β· Granted Apr 13, 2004 Β· Expires Apr 8, 2024

    expired
  22. US 6720180

    Wounded epithelium-specific transcript

    The Board of Regents of the University of Texas System Β· Granted Apr 13, 2004 Β· Expires Apr 8, 2024

    expired
  23. US 6719983

    VMP-like sequences of pathogenic Borrelia

    The Board of Regents of the University of Texas System Β· Granted Apr 13, 2004 Β· Expires Apr 8, 2024

    expired
  24. US 6720355

    Sodium dodecyl sulfate compositions for inactivating prions

    The Regents of the University of California Β· Granted Apr 13, 2004 Β· Expires Apr 8, 2024

    expired

Frequently asked questions

What patents are included in this directory?

We index 30,257 published US pharma-relevant patents filtered to CPC classes A61K and A61P, with assignee links to our company directory where a match exists.

How do I search for a patent?

Use the search box to match patent number, title, applicant name, or CPC classification (e.g. A61K). For cross-entity queries spanning news and drugs, use the global search.

How is this different from the patent intelligence dashboard?

The dashboard at /patents highlights expirations, recent grants, and assignee rankings. Browse is the full paginated directory with search β€” best for looking up a specific filing or applicant portfolio slice.