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 890 of 1,261
  1. US 8349307

    Polymer conjugates of opioid antagonists

    Nektar Therapeutics · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  2. US 8349312

    Proline substituted cyclosporin analogues

    Enanta Pharmaceuticals, Inc. · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  3. US 8348921

    Gels with predetermined conductivity used in electroporation of tissue

    The Regents of the University of California · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  4. US 8349899

    Selective inhibitors of EG5 motors and methods of use

    Arrowhead Center, Inc. · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  5. US 8349894

    Compositions comprising an o/w emulsion containing conjugated linoleic acid

    Aker Biomarine AS · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  6. US 8349888

    Phytoestrogenic isoflavone compositions, their preparation and use thereof for protection against and treatment of radiation injury

    The United States of America, as represented by the Secretary, Department of Health and Human Services · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  7. US 8349875

    Dual-acting antihypertensive agents

    Theravance, Inc. · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  8. US 8349886

    Nitrogenated 5-membered heterocyclic compound

    Takeda Pharmaceutical Company Limited · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  9. US 8349848

    Pyrrolo[3,2-D]pyrimidines that are selective antagonists of A2B adenosine receptors

    Dogwood Pharmaceuticals, Inc. · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  10. US 8349879

    Tricyclic compound and pharmaceutical use thereof

    Takeda Pharmaceutical Company Limited · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  11. US 8349987

    Adhesive formulations

    Covidien LP · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  12. US 8350027

    Dual-acting pyrazole antihypertensive agents

    Theravance, Inc. · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  13. US 8350021

    Conserved HBV and HCV sequences useful for gene silencing

    Alnylam Pharmaceuticals, Inc. · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  14. US 8349892

    Solid formulations of prostacyclin analogs

    United Therapeutics Corporation · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  15. US 8349910

    Aldehyde tags, uses thereof in site-specific protein modification

    The Regents of the University of California · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  16. US 8350079

    Treprostinil formulation

    United Therapeutics Corporation · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  17. US 8349568

    Method of diagnosing poor survival prognosis colon cancer using let-7g

    The United States of America as Represented by The Secretary of the Department of Health and Human Services National Institutes of Health Office of Technology Transfer · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  18. US 8350126

    Green garlic and methods of production

    Ophios, LLC · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  19. US 8349838

    Polycyclic heteroaryl substituted triazoles useful as Axl inhibitors

    Rigel Pharmaceuticals, Inc. · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  20. US 8350077

    Amides of creatine, method of their preparation, and remedy possessing a neuroprotective activity

    Vertex Closed Joint Stock Company · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  21. US 8349355

    Formulations of lipoic acid and hyaluroinc acid and/or the derivatives thereof in the pharmaceutical and cosmetic fields

    Anika Therapeutics S.r.l. · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  22. US 8350042

    Antiviral compounds for the treatment of HCV infection

    The Regents of the University of California · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  23. US 8350065

    5,6-dimethyl xanthone-4-acetic acid derivatives and method of preparing the same

    GRANDPHARMA (CHINA) CO., LTD. · Granted Jan 8, 2013 · Expires Jan 3, 2033

    granted
  24. US 8343969

    Bromo-phenyl substituted thiazolyl dihydropyrimidines

    SUNSHINE LAKE PHARMA CO., LTD. · Granted Jan 1, 2013 · Expires Dec 27, 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.