Friday, June 19, 2026

Patent directory · 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 — or use facet hubs for expiring patents, assignees, and therapeutic areas.

Patent results

Page 1228 of 1,261
  1. AT E200867

    UEBERGANGSMETALL-NITRIDOKOMPLEX ENTHALTENDES RADIOPHARMAZEUTISCHES PRODUKT MIT EINER NEIGUNG ZUM GEHIRN, VERFAHREN ZU DEREN HERSTELLUNG

    CIS BIO INT [FR] · Granted May 15, 2001 · Expires May 10, 2021

    expired
  2. US 6232330

    Pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted May 15, 2001 · Expires May 10, 2021

    expired
  3. US 6232444

    Conserved anti-DNA antibody idiotype associated with nephritis in murine and human lupus

    The Regents of the University of California · Granted May 15, 2001 · Expires May 10, 2021

    expired
  4. US 6232336

    Nitric oxide-releasing amidine- and enamine-derived diazeniumdiolates, compositions and uses thereof and method of making same

    The United States of America, as represented by the Department of Health and Human Services · Granted May 15, 2001 · Expires May 10, 2021

    expired
  5. US 6232086

    Method for detecting cancer cells

    The United States of America, as represented by the Department of Health and Human Services · Granted May 15, 2001 · Expires May 10, 2021

    expired
  6. US 6231892

    Compositions for coating microcapsules and other surfaces

    The Board of Regents of the University of Texas System · Granted May 15, 2001 · Expires May 10, 2021

    expired
  7. US 6231852

    Method for reducing BCL-2 expressing cells resistance to death

    The Regents of the University of California · Granted May 15, 2001 · Expires May 10, 2021

    expired
  8. US 6232119

    Immortalized human fetal neuronal cell line

    The Regents of the University of Technology Office of Technology Transfer · Granted May 15, 2001 · Expires May 10, 2021

    expired
  9. US 6232334

    Benzimidazole derivatives, their production and use

    Takeda Chemical Industries Ltd. · Granted May 15, 2001 · Expires May 10, 2021

    expired
  10. US 6229005

    DNA sequences of enterically transmitted non-A/non-B hepatitis viral agent

    The United States of America, as represented by the Department of Health and Human Services · Granted May 8, 2001 · Expires May 3, 2021

    expired
  11. US 6228984

    Polypeptides their production and use

    Takeda Chemical Industries Ltd. · Granted May 8, 2001 · Expires May 3, 2021

    expired
  12. US 6228854

    Selective factor Xa inhibitors

    COR Therapeutics, Inc. · Granted May 8, 2001 · Expires May 3, 2021

    expired
  13. US 6228873

    Method for enhancing outflow of aqueous humor in treatment of glaucoma

    The Regents of the University of California · Granted May 8, 2001 · Expires May 3, 2021

    expired
  14. US 6228874

    Pharmaceutical composition for angiotensin II-mediated diseases

    Takeda Chemical Industries Ltd. · Granted May 8, 2001 · Expires May 3, 2021

    expired
  15. US 6228987

    Artificial T helper cell epitopes as immune stimulators for synthetic peptide immunogens including immunogenic LHRH peptides

    United Biomedical, Inc. · Granted May 8, 2001 · Expires May 3, 2021

    expired
  16. US 6228843

    Method of using PKC inhibiting compounds to treat vascular disease

    The Regents of the University of Technology Office of Technology Transfer · Granted May 8, 2001 · Expires May 3, 2021

    expired
  17. US 6228862

    Treating NIDDM with RXR agonists

    Ligand Pharmaceuticals Incorporated · Granted May 8, 2001 · Expires May 3, 2021

    expired
  18. US 6228891

    Use of 2,3-dimethoxy-5-methyl-6-decaprenyl-1,4-benzoquinone

    MSE Pharmazeutika GmbH · Granted May 8, 2001 · Expires May 3, 2021

    expired
  19. US 6228600

    Immunoassays for the alpha platelet-derived growth factor receptor

    The United States of America, as represented by the Department of Health and Human Services · Granted May 8, 2001 · Expires May 3, 2021

    expired
  20. US 6225456

    Ras suppressor SUR-5

    The Regents of the University of Technology Office of Technology Transfer · Granted May 1, 2001 · Expires Apr 26, 2021

    expired
  21. US 6225326

    Pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted May 1, 2001 · Expires Apr 26, 2021

    expired
  22. US 6225350

    Butyrate prodrugs derived from lactic acid

    Vertex Pharmaceuticals Incorporated · Granted May 1, 2001 · Expires Apr 26, 2021

    expired
  23. US 6225290

    Systemic gene therapy by intestinal cell transformation

    The Regents of the University of California · Granted May 1, 2001 · Expires Apr 26, 2021

    expired
  24. US 6225292

    Inhibitors of DNA immunostimulatory sequence activity

    The Regents of the University of California · Granted May 1, 2001 · Expires Apr 26, 2021

    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 — best for looking up a specific filing or applicant portfolio slice.