Saturday, July 11, 2026

Patent directory · USPTO A61K / A61P

Patents matching “extended-release”

3 pharma patents match "extended-release" in our USPTO index (A61K/A61P) — applicant, grant date, expiration, and drug links.

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This filtered view shows 3 pharmaceutical patents matching "extended-release" in our USPTO PatentsView index (CPC A61K/A61P). Search matches patent number, title, applicant, and CPC classification codes.

Patent results

3 results for “extended-release” · 30,257 patents in full index Clear search

  1. US 11672762

    Onapristone extended-release compositions and methods

    CONTEXT BIOPHARMA, INC. · Granted Jun 13, 2023 · Expires Jun 8, 2043

    granted
  2. US 10786461

    Onapristone extended-release compositions and methods

    CONTEXT BIOPHARMA, INC. · Granted Sep 29, 2020 · Expires Sep 24, 2040

    granted
  3. US 9295659

    High dose extended-release potassium citrate wax matrix tablet

    UNITED LABORATORIES, INC. · Granted Mar 29, 2016 · Expires Mar 24, 2036

    granted