Friday, June 12, 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 1118 of 1,261
  1. US 6998252

    Recombinant poxviruses having foreign DNA expressed under the control of poxvirus regulatory sequences

    The United States of America, as represented by the Department of Health and Human Services Β· Granted Feb 14, 2006 Β· Expires Feb 9, 2026

    expired
  2. US 6998117

    Cancer treatment with retroviral vectors comprising wild-type p53

    The Board of Regents of the University of Texas System Β· Granted Feb 14, 2006 Β· Expires Feb 9, 2026

    expired
  3. US 6998385

    Cyclosporine analogue mixtures and their use as immunomodulating agents

    Isotechnika, Inc. Β· Granted Feb 14, 2006 Β· Expires Feb 9, 2026

    expired
  4. US 6998413

    Treatment of neoplasms with yujungamycins

    ARIZONA BOARD OF REGENTS, ACTING FOR AND ON BEHALF OF ARIZONA STATE UNIVERSITY Β· Granted Feb 14, 2006 Β· Expires Feb 9, 2026

    expired
  5. AU 2005269367

    Isoindoline compounds and methods of their use

    CELGENE CORP [CH] Β· Granted Feb 9, 2006 Β· Expires Feb 4, 2026

    expired
  6. US 6995261

    4-pyridazinecarboxamides and esters as interleukin-1Ξ² converting enzyme inhibitors

    Vertex Pharmaceuticals Incorporated Β· Granted Feb 7, 2006 Β· Expires Feb 2, 2026

    expired
  7. US 6994858

    Reovirus clearance of ras-mediated neoplastic cells from mixed cellular compositions

    ONCOLYTICS BIOTECH INC. Β· Granted Feb 7, 2006 Β· Expires Feb 2, 2026

    expired
  8. US 6994868

    Compositions useful as inhibitors of ERK

    Vertex Pharmaceuticals Incorporated Β· Granted Feb 7, 2006 Β· Expires Feb 2, 2026

    expired
  9. US 6995299

    Propagation of human hepatocytes in non-human animals

    UNIVERSITY OF CONNECTICUT Β· Granted Feb 7, 2006 Β· Expires Feb 2, 2026

    expired
  10. US 6995188

    S-dimethylarsino-thiosuccinic acid s-dimethylarsino-2-thiobenzoic acid s-(dimethylarsino) glutathione as treatments for cancer

    The Board of Regents of the University of Texas System Β· Granted Feb 7, 2006 Β· Expires Feb 2, 2026

    expired
  11. US 6995141

    Interleukin 1Ξ² protease and interleukin 1Ξ² protease inhibitors

    Vertex Pharmaceuticals Incorporated Β· Granted Feb 7, 2006 Β· Expires Feb 2, 2026

    expired
  12. US 6995138

    Cross-linked glycopeptide-cephalosporin antibiotics

    Theravance, Inc. Β· Granted Feb 7, 2006 Β· Expires Feb 2, 2026

    expired
  13. US 6995187

    Peripheral cannabinoid receptor (CB2) selective ligands

    UNIVERSITY OF CONNECTICUT Β· Granted Feb 7, 2006 Β· Expires Feb 2, 2026

    expired
  14. US 6994994

    Splice variants of CD40-receptor

    Compass Components, Inc. Β· Granted Feb 7, 2006 Β· Expires Feb 2, 2026

    expired
  15. US 6991794

    Progenitor cell preservation factors and methods for and products of their use

    The Regents of the University of California Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    expired
  16. US 6991921

    Hyaluronan synthase gene and uses thereof

    The Board of Regents of the University of Oklahoma Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    expired
  17. US 6992171

    Polypeptide and its DNA

    Takeda Pharmaceutical Company Limited Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    expired
  18. US 6992168

    Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereof

    Nektar Therapeutics AL, Corporation Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    expired
  19. US 6992194

    Crystal forms of atorvastatin hemi-calcium and processes for their preparation as well as novel processes for preparing other forms

    TEVA PHARMACEUTICAL INDUSTRIES, LTD. Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    expired
  20. US 6992071

    Methods for modulating phototoxicity

    Board of Regents, University of Arizona Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    expired
  21. US 6992063

    Compositions and method for regulating apoptosis

    THE TRUSTEES OF PRINCETON UNIVERSITY Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    expired
  22. US 6992108

    Means for the modulation of processes mediated by retinoid receptors and compounds useful therefor

    Ligand Pharmaceuticals Incorporated Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    expired
  23. US 6991908

    Antiobestic agents methods for screening antiobestic agents and kits comprising same

    Takeda Chemical Industries Ltd. Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    expired
  24. US 6991793

    Method of protecting fish against columnaris disease with modified live Flavobacterium columnare

    The United States of America, as represented by the Secretary of Agriculture Β· Granted Jan 31, 2006 Β· Expires Jan 26, 2026

    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.