Wednesday, June 10, 2026
🇺🇸 FDA

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 1255 of 1,261

  1. US 6051693

    CLNH11-specific antibodies

    The Regents of the University of California · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  2. US 6051230

    Compositions for targeting the vasculature of solid tumors

    The Board of Regents of the University of Texas System · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  3. US 6051232

    Chimeric MHC class I antigens for inducing allograft tolerance

    The Board of Regents of the University of Texas System · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  4. US 6051240

    Method of separating protective components of Bordetella pertussis

    Takeda Chemical Industries Ltd. · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  5. US 6051227

    Blockade of T lymphocyte down-regulation associated with CTLA-4 signaling

    The Regents of the University of California · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  6. US 6051214

    Shampoos and conditioners containing estolides

    The United States of America, as represented by the Secretary of Agriculture · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  7. US 6051405

    Constructs encoding recombinant antibody-toxin fusion proteins

    The United States of America as Represented by the Secretary of the Department of Health and Human Services · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  8. US 6051598

    Amino ceramide-like compounds and therapeutic methods of use

    THE REGENTS OF THE UNIVERSITY OF MICHIGAN · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  9. US 6051432

    Macrophages, process for preparing the same and their use as active substances of pharmaceutical compositions

    I.D.M. Immuno-Designed Molecules · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  10. US 6051396

    Method for producing retinoblastoma gene protein products

    The Regents of the University of California · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  11. US 6051243

    Polyaromatic amide compounds and pharmaceutical/cosmetic compositions comprised thereof

    Centre International de Recherches Dermatalogiques Galderma (C.I.R.D.) Galderma · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  12. US 6051549

    Heparin and sulfatide binding peptides from the type-I repeats of human thrombospondin and conjugates thereof

    The United States of America, as represented by the Department of Health and Human Services · Granted Apr 18, 2000 · Expires Apr 13, 2020

    expired

  13. AT E191006

    MENSCHLICHE MONOKLONALE ANTIKÖRPER GEGEN RHESUS D UND ZELLINIEN DIE DIESE PRODUZIEREN

    AETSRN [FR] · Granted Apr 15, 2000 · Expires Apr 10, 2020

    expired

  14. US 6048534

    Methods and compositions for the selective regulation of chorionic prostanoids

    The Board of Regents of the University of Texas System · Granted Apr 11, 2000 · Expires Apr 6, 2020

    expired

  15. US 6048711

    Human G-protein coupled receptor polynucleotides

    Takeda Chemical Industries Ltd. · Granted Apr 11, 2000 · Expires Apr 6, 2020

    expired

  16. US 6048841

    Peptidyl compounds

    Darwin Discovery Limited · Granted Apr 11, 2000 · Expires Apr 6, 2020

    expired

  17. US 6048870

    3, 5, and/or 6 substituted analogues of swainsonine processes for their preparation and their use as therapeutic agents

    GlycoDesign Holdings Ltd. · Granted Apr 11, 2000 · Expires Apr 6, 2020

    expired

  18. US 6048535

    Multivalent in ovo avian vaccine

    Regents of the University of Minnesota · Granted Apr 11, 2000 · Expires Apr 6, 2020

    expired

  19. US 6048538

    Peptides derived from the non-structural proteins of foot and mouth disease virus as diagnostic reagents

    United Biomedical, Inc. · Granted Apr 11, 2000 · Expires Apr 6, 2020

    expired

  20. US 6046241

    .beta.-alethine as anti-tumor agent

    The Regents of the University of New Mexico · Granted Apr 4, 2000 · Expires Mar 30, 2020

    expired

  21. US 6046220

    Propynyl or dienyl biaromatic compounds

    Centre International de Recherches Dermatalogiques Galderma (C.I.R.D.) Galderma · Granted Apr 4, 2000 · Expires Mar 30, 2020

    expired

  22. US 6046175

    Procedure to block the replication of reverse transcriptase dependent viruses by the use of inhibitors of deoxynucleotides synthesis

    The United States of America, as represented by the Department of Health and Human Services · Granted Apr 4, 2000 · Expires Mar 30, 2020

    expired

  23. US 6046015

    Modulating Robo: ligand interactions

    The Regents of the University of California · Granted Apr 4, 2000 · Expires Mar 30, 2020

    expired

  24. US 6046158

    Unique dendritic cell-associated C-type lectins, dectin-1 and dectin-2; compositions and uses thereof

    The Board of Regents of the University of Texas System · Granted Apr 4, 2000 · Expires Mar 30, 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.

Drug approvals, clinical trials, M&A, event intelligence, and company updates — weekly.

Customize topics & region
Topics
Region

No spam. Unsubscribe anytime. See our privacy policy.