Wednesday, June 10, 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 1252 of 1,261
  1. US 6069134

    Methods and compositions comprising DNA damaging agents and p53

    The Board of Regents of the University of Texas System · Granted May 30, 2000 · Expires May 25, 2020

    expired
  2. US 6068844

    Increased resistance to stroke by developing immunologic tolerance to myelin or components thereof

    The United States of America, as represented by the Department of Health and Human Services · Granted May 30, 2000 · Expires May 25, 2020

    expired
  3. US 6068843

    Nucleotide sequences and methods for detection of Serpulina hyodysenteriae

    BOARD OF REGENTS OF THE UNIVERSITY OF NEBRASKA · Granted May 30, 2000 · Expires May 25, 2020

    expired
  4. US 6068816

    Process for the mild reduction of germs in pharmaceutical preparations

    BIONORICA ARZNEIMITTEL GMBH · Granted May 30, 2000 · Expires May 25, 2020

    expired
  5. US 6068976

    Modulators of ob gene and screening methods therefor

    Ligand Pharmaceuticals Incorporated · Granted May 30, 2000 · Expires May 25, 2020

    expired
  6. US 6069155

    Levobupivacaine and its use

    Darwin Discovery Limited · Granted May 30, 2000 · Expires May 25, 2020

    expired
  7. US 6069146

    Halimide, a cytotoxic marine natural product, and derivatives thereof

    The Regents of the University of California · Granted May 30, 2000 · Expires May 25, 2020

    expired
  8. US 6069167

    Use of antioxidant agents to treat cholestatic liver disease

    The Regents of the University of Technology Office of Technology Transfer · Granted May 30, 2000 · Expires May 25, 2020

    expired
  9. US 6069283

    Illudin analogs useful as antitumor agents

    The Regents of the University of California · Granted May 30, 2000 · Expires May 25, 2020

    expired
  10. US 6068854

    Sol-controlled thermocolloid matrix based on gelatin for oral sustained-release form

    ALFATEC-Pharm GmbH · Granted May 30, 2000 · Expires May 25, 2020

    expired
  11. US 6069151

    Quinolines and their therapeutic use

    Darwin Discovery Limited · Granted May 30, 2000 · Expires May 25, 2020

    expired
  12. US 6069130

    Ketoheterocyclic inhibitors of factor Xa

    COR Therapeutics, Inc. · Granted May 30, 2000 · Expires May 25, 2020

    expired
  13. US 6068990

    Proteins, their production and use

    Takeda Chemical Industries Ltd. · Granted May 30, 2000 · Expires May 25, 2020

    expired
  14. US 6069140

    Pharmaceutical compositions comprising texaphyrins

    The Board of Regents of the University of Texas System · Granted May 30, 2000 · Expires May 25, 2020

    expired
  15. IS 5505

    Notkun á blöndu díóls og alfa-hýdroxýsýru til að meðhöndla sjúkdóma sem lýsa sér í ofvexti í hornlagi húðþekju

    ASTELLAS PHARMA EUROP B V [NL] · Granted May 23, 2000 · Expires May 18, 2020

    expired
  16. US 6066675

    Method for treatment of retinal diseases

    The Regents of the University of California · Granted May 23, 2000 · Expires May 18, 2020

    expired
  17. US 6066323

    Use of antibodies to sialidase as anti-infectious agents and anti-inflammatory agents

    The United States of America as represented by the Secretary of the Army · Granted May 23, 2000 · Expires May 18, 2020

    expired
  18. US 6066332

    Immediate-effect ibuprofen-containing medicament and its use

    ALFATEC-Pharm GmbH · Granted May 23, 2000 · Expires May 18, 2020

    expired
  19. US 6066337

    Method for producing a rapidly dissolving dosage form

    The Board of Regents of the University of Oklahoma and Janssen · Granted May 23, 2000 · Expires May 18, 2020

    expired
  20. US 6066778

    Transgenic mice expressing APC resistant factor V

    THE REGENTS OF THE UNIVERSITY OF MICHIGAN · Granted May 23, 2000 · Expires May 18, 2020

    expired
  21. US 6066657

    Benzofuran-4-carboxamides and their therapeutic use

    Darwin Discovery Limited · Granted May 23, 2000 · Expires May 18, 2020

    expired
  22. US 6066656

    2,5-diamino-3,4-disubstituted-1,6-diphenylhexane isosteres comprising benzamide, sulfonamide and anthranilamide subunits and methods of using same

    The United States of America, as represented by the Department of Health and Human Services · Granted May 23, 2000 · Expires May 18, 2020

    expired
  23. US 6066623

    Polynucleotide vaccine protective against malaria, methods of protection and vector for delivering polynucleotide vaccines

    United States of America as represented by the Secretary of the Air Force · Granted May 23, 2000 · Expires May 18, 2020

    expired
  24. US 6066642

    Dihydropyridine-, pyridine-, benzopyran-4-one- and triazoloquinazoline derivative, their preparation and their use as adenosine receptor antagonists

    The United States of America, as represented by the Department of Health and Human Services · Granted May 23, 2000 · Expires May 18, 2020

    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.