Wednesday, July 8, 2026

Patent directory · USPTO A61K / A61P

Patents matching “Nektar Therapeutics”

423 pharma patents match "Nektar Therapeutics" in our USPTO index (A61K/A61P) — applicant, grant date, expiration, and drug links.

Matches 423
Index total 30,257
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This filtered view shows 423 pharmaceutical patents matching "Nektar Therapeutics" in our USPTO PatentsView index (CPC A61K/A61P). Search matches patent number, title, applicant, and CPC classification codes.

Patent results

423 results for “Nektar Therapeutics” · 30,257 patents in full index Clear search

  1. US 12324828

    Conjugates of a factor VIII moiety having an oxime-containing linkage

    Nektar Therapeutics · Granted Jun 10, 2025 · Expires Jun 5, 2045

    granted
  2. US 12325708

    Adenosine 2 receptor antagonists

    Nektar Therapeutics · Granted Jun 10, 2025 · Expires Jun 5, 2045

    granted
  3. US 12247059

    Conjugates of an IL-2 moiety and a polymer

    Nektar Therapeutics · Granted Mar 11, 2025 · Expires Mar 6, 2045

    granted
  4. US 12233104

    Combination of an IL-2RBETA-selective agonist and a long-acting IL-15 agonist

    Nektar Therapeutics · Granted Feb 25, 2025 · Expires Feb 20, 2045

    granted
  5. US 12214045

    Multi-arm polymer conjugates of TLR agonist compounds and related immunotherapeutic treatment methods

    Nektar Therapeutics · Granted Feb 4, 2025 · Expires Jan 30, 2045

    granted
  6. US 12054553

    Immunotherapeutic tumor treatment method

    Nektar Therapeutics · Granted Aug 6, 2024 · Expires Aug 1, 2044

    granted
  7. US 12036283

    Long-acting interleukin-15 receptor agonists and related immunotherapeutic compositions and methods

    Nektar Therapeutics · Granted Jul 16, 2024 · Expires Jul 11, 2044

    granted
  8. US 12030940

    Immunotherapeutic tumor treatment method

    Nektar Therapeutics · Granted Jul 9, 2024 · Expires Jul 4, 2044

    granted
  9. US 12016952

    Methods of preparing a monodisperse oligo(ethylene glycol) reagent composition

    Nektar Therapeutics · Granted Jun 25, 2024 · Expires Jun 20, 2044

    granted
  10. US 11932726

    Method of making releasable polymeric reagents

    Nektar Therapeutics · Granted Mar 19, 2024 · Expires Mar 14, 2044

    granted
  11. US 11834553

    Alkoxylation methods

    Nektar Therapeutics · Granted Dec 5, 2023 · Expires Nov 30, 2043

    granted
  12. US 11813241

    Multi-arm polymeric prodrug conjugates of taxane-based compounds

    Nektar Therapeutics · Granted Nov 14, 2023 · Expires Nov 9, 2043

    granted
  13. US 11744898

    Multi-arm polymer conjugates of TLR agonist compounds and related immunotherapeutic treatment methods

    Nektar Therapeutics · Granted Sep 5, 2023 · Expires Aug 31, 2043

    granted
  14. US 11672776

    Multi-arm polymeric alkanoate conjugates

    Nektar Therapeutics · Granted Jun 13, 2023 · Expires Jun 8, 2043

    granted
  15. US 11634540

    Polymeric alpha-hydroxy aldehyde and ketone reagents and conjugation method

    Nektar Therapeutics · Granted Apr 25, 2023 · Expires Apr 20, 2043

    granted
  16. US 11628205

    Conjugates of a factor VIII moiety having an oxime-containing linkage

    Nektar Therapeutics · Granted Apr 18, 2023 · Expires Apr 13, 2043

    granted
  17. US 11612662

    Multi-arm polymeric prodrug conjugates of pemetrexed-based compounds

    Nektar Therapeutics · Granted Mar 28, 2023 · Expires Mar 23, 2043

    granted
  18. US 11464788

    Oligomer-corticosteroid conjugates

    Nektar Therapeutics · Granted Oct 11, 2022 · Expires Oct 6, 2042

    granted
  19. US 11446385

    Polymer derivatives having particular atom arrangements

    Nektar Therapeutics · Granted Sep 20, 2022 · Expires Sep 15, 2042

    granted
  20. US 11419943

    Polymer-sunitinib conjugates

    Nektar Therapeutics · Granted Aug 23, 2022 · Expires Aug 18, 2042

    granted
  21. US 11406618

    Polymer-des-ethyl sunitinib conjugates

    Nektar Therapeutics · Granted Aug 9, 2022 · Expires Aug 4, 2042

    granted
  22. US 11318164

    Immunotherapeutic treatment method using an interleukin-2 receptor beta-selective agonist in combination with adoptive cell transfer therapy

    Nektar Therapeutics · Granted May 3, 2022 · Expires Apr 28, 2042

    granted
  23. US 11266742

    Conjugates having a degradable linkage and polymeric reagents useful in preparing such conjugates

    Nektar Therapeutics · Granted Mar 8, 2022 · Expires Mar 3, 2042

    granted
  24. US 11241415

    N-methyl-N-(1-phenyl-2-(1-pyrrolidinyl)ethyl)-2-aminophenylacetamide derivatives agonists for the κ opioid receptor

    Nektar Therapeutics · Granted Feb 8, 2022 · Expires Feb 3, 2042

    granted