Wednesday, July 8, 2026

Patent directory · USPTO A61K / A61P

Patents matching “bupivacaine”

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

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This filtered view shows 27 pharmaceutical patents matching "bupivacaine" in our USPTO PatentsView index (CPC A61K/A61P). Search matches patent number, title, applicant, and CPC classification codes.

Patent results

27 results for “bupivacaine” · 30,257 patents in full index Clear search

  1. US 6514994

    Levobupivacaine and its use

    Darwin Discovery Limited · Granted Feb 4, 2003 · Expires Jan 30, 2023

    expired
  2. US 6417201

    Levobupivacaine as an analgesic agent

    Darwin Discovery Limited · Granted Jul 9, 2002 · Expires Jul 4, 2022

    expired
  3. US 6069155

    Levobupivacaine and its use

    Darwin Discovery Limited · Granted May 30, 2000 · Expires May 25, 2020

    expired