Friday, July 10, 2026

Patent directory · USPTO A61K / A61P

Patents matching “tramadol”

1 pharma patents match "tramadol" 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 "tramadol" 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 “tramadol” · 30,257 patents in full index Clear search

  1. US 10898451

    Methods of treating anti-NMDA receptor encephalitis with tramadol

    The Board of Regents of the University of Texas System · Granted Jan 26, 2021 · Expires Jan 21, 2041

    granted