Saturday, July 11, 2026

Patent directory · USPTO A61K / A61P

Patents matching “LTD.”

1,301 pharma patents match "LTD." in our USPTO index (A61K/A61P) — applicant, grant date, expiration, and drug links.

Matches 1,301
Index total 30,257
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This filtered view shows 1,301 pharmaceutical patents matching "LTD." in our USPTO PatentsView index (CPC A61K/A61P). Search matches patent number, title, applicant, and CPC classification codes.

Patent results

1,301 results for “LTD.” · 30,257 patents in full index Clear search

  1. US 6428813

    Gastrointestinal mucosa-adherent pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted Aug 6, 2002 · Expires Aug 1, 2022

    expired
  2. US 6429296

    Complex of human growth hormone and zinc and use

    Takeda Chemical Industries Ltd. · Granted Aug 6, 2002 · Expires Aug 1, 2022

    expired
  3. US 6423869

    Polyol-amino acid compounds having anti-helicobacter pylori activity

    Takeda Chemical Industries Ltd. · Granted Jul 23, 2002 · Expires Jul 18, 2022

    expired
  4. US 6420415

    Thiol compounds, their production and use

    Takeda Chemical Industries Ltd. · Granted Jul 16, 2002 · Expires Jul 11, 2022

    expired
  5. US 6420405

    Pharmaceutical composition for angiotensin II-mediated diseases

    Takeda Chemical Industries Ltd. · Granted Jul 16, 2002 · Expires Jul 11, 2022

    expired
  6. US 6419961

    Sustained release microcapsules of a bioactive substance and a biodegradable polymer

    Takeda Chemical Industries Ltd. · Granted Jul 16, 2002 · Expires Jul 11, 2022

    expired
  7. US 6417175

    Phosphonocephem derivatives, process for the preparation of the same, and use thereof

    Takeda Chemical Industries Ltd. · Granted Jul 9, 2002 · Expires Jul 4, 2022

    expired
  8. US 6413972

    Nitrogen-containing heterocyclic compounds, their production and use

    Takeda Chemical Industries Ltd. · Granted Jul 2, 2002 · Expires Jun 27, 2022

    expired
  9. US 6410612

    Denture rebases

    KURARAY CO., LTD. · Granted Jun 25, 2002 · Expires Jun 20, 2022

    expired
  10. US 6407129

    Azole compounds, their production and their use

    Takeda Chemical Industries Ltd. · Granted Jun 18, 2002 · Expires Jun 13, 2022

    expired
  11. US 6407116

    Nitrogenous fused-ring compounds, process for the preparation of the same, and drugs

    Takeda Chemical Industries Ltd. · Granted Jun 18, 2002 · Expires Jun 13, 2022

    expired
  12. US 6403595

    Sulfonamide derivatives, processes for producing the same and utilization thereof

    Takeda Chemical Industries Ltd. · Granted Jun 11, 2002 · Expires Jun 6, 2022

    expired
  13. US 6399103

    Method of producing a sustained-release preparation

    Takeda Chemical Industries Ltd. · Granted Jun 4, 2002 · Expires May 30, 2022

    expired
  14. US 6399316

    PACAP receptor protein, method for preparing said protein, and use thereof

    Takeda Chemical Industries Ltd. · Granted Jun 4, 2002 · Expires May 30, 2022

    expired
  15. US 6399639

    Apoptosis inhibitor

    Takeda Chemical Industries Ltd. · Granted Jun 4, 2002 · Expires May 30, 2022

    expired
  16. US 6395745

    Alkaloid halide salts of swainsonine and methods of use

    GlycoDesign Holdings Ltd. · Granted May 28, 2002 · Expires May 23, 2022

    expired
  17. US 6387686

    Methods and compositions for identifying a polynucleotide encoding a protease

    Biofocus Discovery Ltd. · Granted May 14, 2002 · Expires May 9, 2022

    expired
  18. US 6387979

    Bonding composition

    KURARAY CO., LTD. · Granted May 14, 2002 · Expires May 9, 2022

    expired
  19. US 6384062

    Pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted May 7, 2002 · Expires May 2, 2022

    expired
  20. US 6380234

    Stabilized pharmaceutical composition and its production

    Takeda Chemical Industries Ltd. · Granted Apr 30, 2002 · Expires Apr 25, 2022

    expired
  21. US 6376461

    Sustained-release preparation

    Takeda Chemical Industries Ltd. · Granted Apr 23, 2002 · Expires Apr 18, 2022

    expired
  22. US 6376545

    Dispersible compositions containing L-DOPA ethyl ester

    TEVA PHARMACEUTICAL INDUSTRIES, LTD. · Granted Apr 23, 2002 · Expires Apr 18, 2022

    expired
  23. US 6376536

    Quaternary ammonium salts and their use

    Takeda Chemical Industries Ltd. · Granted Apr 23, 2002 · Expires Apr 18, 2022

    expired
  24. US 6368635

    Gastrointestinal mucosa-adherent matrixes pharmaceutical preparations and a coating composition

    Takeda Chemical Industries Ltd. · Granted Apr 9, 2002 · Expires Apr 4, 2022

    expired