Wednesday, July 8, 2026

Patent directory · USPTO A61K / A61P

Patents matching “nifedipine”

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

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This filtered view shows 1 pharmaceutical patents matching "nifedipine" in our USPTO PatentsView index (CPC A61K/A61P). Search matches patent number, title, applicant, and CPC classification codes.

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1 result for “nifedipine” · 30,257 patents in full index Clear search

  1. US 6106856

    Transdermal delivery of calcium channel blockers, such as nifedipine

    Board of Governors for Higher Education, State of Rhode Island and Providence Plantations · Granted Aug 22, 2000 · Expires Aug 17, 2020

    expired