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 6251926

    Oxyiminoalkanoic acid derivatives with hypoglycemic and hypolipidemic activity

    Takeda Chemical Industries Ltd. · Granted Jun 26, 2001 · Expires Jun 21, 2021

    expired
  2. US 6251924

    Pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted Jun 26, 2001 · Expires Jun 21, 2021

    expired
  3. US 6251861

    Treatment of cerebral infarction using cyclic hexapeptides

    Takeda Chemical Industries Ltd. · Granted Jun 26, 2001 · Expires Jun 21, 2021

    expired
  4. US 6248740

    Condensed pyridazine derivatives, their production and use

    Takeda Chemical Industries Ltd. · Granted Jun 19, 2001 · Expires Jun 14, 2021

    expired
  5. US 6248888

    Process for the preparation of terazosin hydrochloride dihydrate

    TEVA PHARMACEUTICAL INDUSTRIES, LTD. · Granted Jun 19, 2001 · Expires Jun 14, 2021

    expired
  6. US 6248357

    Solid pharmaceutical preparation with improved buccal disintegrability and/or dissolubility

    Takeda Chemical Industries Ltd. · Granted Jun 19, 2001 · Expires Jun 14, 2021

    expired
  7. US 6245351

    Controlled-release composition

    Takeda Chemical Industries Ltd. · Granted Jun 12, 2001 · Expires Jun 7, 2021

    expired
  8. US 6245752

    Compositions and methods for tolerization in immune complex-mediated disease progression

    BioCrystal, Ltd. · Granted Jun 12, 2001 · Expires Jun 7, 2021

    expired
  9. US 6239153

    Pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted May 29, 2001 · Expires May 24, 2021

    expired
  10. US 6235878

    Fas ligand-like protein, its production and use

    Takeda Chemical Industries Ltd. · Granted May 22, 2001 · Expires May 17, 2021

    expired
  11. US 6235771

    Anilide derivative, production and use thereof

    Takeda Chemical Industries Ltd. · Granted May 22, 2001 · Expires May 17, 2021

    expired
  12. US 6232288

    Composition for improving pancreatic function

    Takeda Chemical Industries Ltd. · Granted May 15, 2001 · Expires May 10, 2021

    expired
  13. US 6232330

    Pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted May 15, 2001 · Expires May 10, 2021

    expired
  14. US 6232334

    Benzimidazole derivatives, their production and use

    Takeda Chemical Industries Ltd. · Granted May 15, 2001 · Expires May 10, 2021

    expired
  15. US 6228984

    Polypeptides their production and use

    Takeda Chemical Industries Ltd. · Granted May 8, 2001 · Expires May 3, 2021

    expired
  16. US 6228874

    Pharmaceutical composition for angiotensin II-mediated diseases

    Takeda Chemical Industries Ltd. · Granted May 8, 2001 · Expires May 3, 2021

    expired
  17. US 6224866

    Immunotherapy of B cell involvement in progression of solid, nonlymphoid tumors

    BioCrystal, Ltd. · Granted May 1, 2001 · Expires Apr 26, 2021

    expired
  18. US 6225326

    Pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted May 1, 2001 · Expires Apr 26, 2021

    expired
  19. US 6218409

    Pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted Apr 17, 2001 · Expires Apr 12, 2021

    expired
  20. US 6218509

    LH/CG receptor, DNA and use thereof

    Takeda Chemical Industries Ltd. · Granted Apr 17, 2001 · Expires Apr 12, 2021

    expired
  21. US 6218429

    Tricyclic compounds, their production and use

    Takeda Chemical Industries Ltd. · Granted Apr 17, 2001 · Expires Apr 12, 2021

    expired
  22. US 6218566

    Process for manufacturing of L-DOPA ethyl ester

    TEVA PHARMACEUTICAL INDUSTRIES, LTD. · Granted Apr 17, 2001 · Expires Apr 12, 2021

    expired
  23. US 6214838

    Thienodipyridine derivatives, production and use thereof

    Takeda Chemical Industries Ltd. · Granted Apr 10, 2001 · Expires Apr 5, 2021

    expired
  24. US 6214848

    Pharmaceutical composition

    Takeda Chemical Industries Ltd. · Granted Apr 10, 2001 · Expires Apr 5, 2021

    expired