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 1,771
Drugs linked 4,798

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 904 of 1,261
  1. US 8278458

    Desferrithiocin polyether analogues

    The United States of America, as represented by the Department of Health and Human Services · Granted Oct 2, 2012 · Expires Sep 27, 2032

    granted
  2. US 8278348

    Chondropsin-class antitumor V-atpase inhibitor compounds, compositions and methods of use thereof

    The United States of America as Represented by the Secretary of the Department of Health and Human Services · Granted Oct 2, 2012 · Expires Sep 27, 2032

    granted
  3. US 8278450

    Kinase inhibitors

    Takeda Pharmaceutical Company Limited · Granted Oct 2, 2012 · Expires Sep 27, 2032

    granted
  4. US 8278272

    GLP-1, exendin-4, peptide analogs and uses thereof

    The United States of America, as represented by the Secretary, Department of Health and Human Services · Granted Oct 2, 2012 · Expires Sep 27, 2032

    granted
  5. US 8278085

    RNA processing protein complexes and uses thereof

    PTC THERAPEUTICS, INC. · Granted Oct 2, 2012 · Expires Sep 27, 2032

    granted
  6. US 8273867

    Transducible delivery of siRNA by dsRNA binding domain fusions to PTD/CPPS

    The Regents of the University of California · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  7. US 8273709

    Triazole-containing macrocyclic HCV serine protease inhibitors

    Enanta Pharmaceuticals, Inc. · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  8. US 8273741

    Imidazo-pyridazinyl compounds and uses thereof

    Takeda Pharmaceutical Company Limited · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  9. US 8273729

    Treatment of irritable bowel syndrome and related bowel disease

    The Board of Regents of the University of Texas System · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  10. US 8273750

    Organic compounds

    Takeda Pharmaceutical Company Limited · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  11. US 8273746

    Methods involving aldose reductase inhibitors

    The Board of Regents of the University of Texas System · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  12. US 8273868

    Compositions and methods for inhibiting viral replication

    Alnylam Pharmaceuticals, Inc. · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  13. US 8273869

    Lipid formulated dsRNA targeting the PCSK9 gene

    Alnylam Pharmaceuticals, Inc. · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  14. US 8273870

    Compositions and methods for inhibiting expression of a mutant gene

    Alnylam Pharmaceuticals, Inc. · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  15. US 8273896

    Processes for producing phenyl-6-(1-(phenyl)ureido)nicotinamides

    Vertex Pharmaceuticals Incorporated · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  16. US 8274643

    Porous nanostructures and methods involving the same

    The Regents of the University of California · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  17. US 8275594

    Engineered scaffolds for intervertebral disc repair and regeneration and for articulating joint repair and regeneration

    THE REGENTS OF THE UNIVERSITY OF MICHIGAN · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  18. US 8273351

    Fc receptor binding proteins

    Syntonix Pharmaceuticals, Inc. · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  19. US 8273343

    Protein-polymer conjugates

    PHARMAESSENTIA CORPORATION · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  20. US 8273330

    Particulate materials

    Nektar Therapeutics · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  21. US 8273339

    Polymer-based compositions and conjugates of antimicrobial agents

    Nektar Therapeutics · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  22. US 8273894

    Biphenyl compounds useful as muscarinic receptor antagonists

    Theravance, Inc. · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  23. US 8273780

    Polycyclic antagonists of lysophosphatidic acid receptors

    AMIRA PHARMACEUTICALS, INC. · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted
  24. US 8273833

    Branched Polymers

    Nektar Therapeutics · Granted Sep 25, 2012 · Expires Sep 20, 2032

    granted

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.