πŸ‡ΊπŸ‡Έ FDA

Intelligence Β· Patent portfolio

Nektar Therapeutics UK Patents

Full USPTO pharma patent portfolio for Nektar Therapeutics UK β€” grant dates, expiration, and drug cross-links.

Patents
423
Expiring ≀24m
24

Quick answer

Nektar Therapeutics UK has 423 pharmaceutical patents in our USPTO PatentsView index (A61K/A61P). 24 expire within 24 months β€” use filters for patent-cliff planning.

Page 4 of 9

  1. US 9226970

    Oligomer modified diaromatic substituted compounds

    Expires Mon Dec 31 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  2. US 9226969

    Salt form of a multi-arm polymer-drug conjugate

    Expires Mon Dec 31 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  3. US 9228053

    Polymeric alpha-hydroxy aldehyde and ketone reagents and conjugation method

    Expires Mon Dec 31 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  4. US 9226971

    N-optionally substituted aryl-2-oligomer-3-alkoxypropionamides

    Expires Mon Dec 31 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  5. US 9199954

    Non-ring hydroxy substituted taxanes and methods for synthesizing the same

    Expires Mon Nov 26 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  6. US 9192681

    Oligomer-amino acid conjugates

    Expires Mon Nov 19 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  7. US 9187569

    Branched polymers

    Expires Mon Nov 12 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  8. US 9173951

    Carbohydrate-based drug delivery polymers and conjugates thereof

    Expires Mon Oct 29 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  9. US 9173947

    Hydroxyapatite-targeting multiarm polymers and conjugates made therefrom

    Expires Mon Oct 29 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  10. US 9169350

    N-maleimidyl polymer derivatives

    Expires Mon Oct 22 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  11. US 9168311

    Oligomer-dantrolene conjugates and related compounds

    Expires Mon Oct 22 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  12. US 9155797

    Oligomer-cannabinoid conjugates

    Expires Mon Oct 08 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  13. US 9149539

    Crystalline naloxol-PEG conjugate

    Expires Mon Oct 01 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  14. US 9149538

    Oligomer conjugates of heteropentacyclic nucleosides

    Expires Mon Oct 01 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  15. US 9132200

    Oligomer-calcium channel blocker conjugates

    Expires Mon Sep 10 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  16. US 9126926

    Oligomer-anticholinergic agent conjugates

    Expires Mon Sep 03 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  17. US 9120031

    Compositions of particulate coformulation

    Expires Mon Aug 27 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  18. US 9107956

    Oligomer-protease inhibitor conjugates

    Expires Mon Aug 13 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  19. US 9101670

    Conjugates of an anti-TNF-Ξ± antibody

    Expires Mon Aug 06 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  20. US 9095620

    Reagents

    Expires Mon Jul 30 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  21. US 9095621

    Oligome-bis-chromonyl compound conjugates

    Expires Mon Jul 30 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  22. US 9095622

    Oligomer-protein tyrosine kinase inhibitor conjugates

    Expires Mon Jul 30 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  23. US 9096517

    Oligomer-containing pyrrolidine compounds

    Expires Mon Jul 30 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  24. US 9090535

    Hydroxylated tricyclic compounds

    Expires Mon Jul 23 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  25. US 9090740

    Methods for preparing polymeric reagents

    Expires Mon Jul 23 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  26. US 9089610

    Complexes of small-interfering nucleic acids

    Expires Mon Jul 23 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  27. US 9084828

    Oligomer-protein tyrosine kinase inhibitor conjugates

    Expires Mon Jul 16 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  28. US 9085659

    Polymer derivatives comprising an imide branching point

    Expires Mon Jul 16 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  29. US 9061026

    Oligomer-diarylpiperazine conjugates

    Expires Mon Jun 18 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  30. US 9044516

    Pharmaceutical compositions of conjugates formed from polymer derivatives having particular atom arrangements

    Expires Mon May 28 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  31. US 9045494

    Orthoester compound

    Expires Mon May 28 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  32. US 9040060

    Hydrolytically degradable alkylene oxide based polymers

    Expires Mon May 21 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  33. US 9040658

    Thiol-selective water-soluble polymer derivatives

    Expires Mon May 21 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  34. US 9012469

    Crystalline naloxol-peg conjugate

    Expires Mon Apr 16 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  35. US 9006219

    Oligomer-foscarnet conjugates

    Expires Mon Apr 09 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  36. US 8992902

    N-maleimidyl polymer derivatives

    Expires Mon Mar 26 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  37. US 8962566

    Multi-arm polymeric alkanoate conjugates

    Expires Mon Feb 19 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  38. US 8952032

    Oligomer-opioid agonist conjugates

    Expires Mon Feb 05 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  39. US 8946285

    Oligomer-opioid agonist conjugates

    Expires Mon Jan 29 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  40. US 8937180

    Method for preparing a polymer conjugate

    Expires Mon Jan 15 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  41. US 8921371

    Oligomer-protein tyrosine kinase inhibitor conjugates

    Expires Mon Dec 25 2034 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  42. US 8916693

    Monoconjugated chitosans as delivery agents for small interfering nucleic acids

    Expires Mon Dec 18 2034 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  43. US 8911718

    Methods for preparing polymeric reagents

    Expires Mon Dec 11 2034 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  44. US 8905235

    Polymeric reagents comprising a terminal vinylic group and conjugates formed therefrom

    Expires Mon Dec 04 2034 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  45. US 8906353

    Compositions and methods for achieving sustained therapeutic drug concentrations in a subject

    Expires Mon Dec 04 2034 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  46. US 8901246

    Method for preparing branched functionalized polymers using branched polyol cores

    Expires Mon Nov 27 2034 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  47. US 8900555

    Insulin derivative formulations for pulmonary delivery

    Expires Mon Nov 27 2034 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

  48. US 8895553

    Oligomer-containing substituted aromatic triazine compounds

    Expires Mon Nov 20 2034 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

Frequently asked questions

How many patents does Nektar Therapeutics UK have?

423 published patents match the current filter (all indexed). The full portfolio is indexed from USPTO PatentsView (A61K/A61P).

When do Nektar Therapeutics UK patents expire?

24 patents in the full portfolio expire within 24 months. Use the expiring filters above or open individual patent pages for grant and expiration dates.

Where does this data come from?

USPTO PatentsView bulk data filtered to pharmaceutical CPC classes (A61K, A61P), cross-linked to NovaPharmaNews company and drug profiles. See our data sources page for methodology.

Data attribution: Data sources Β· Patent directory

Drug approvals, clinical trials, M&A, event intelligence, and company updates β€” weekly.

Customize topics & region
Topics
Region

No spam. Unsubscribe anytime. See our privacy policy.