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Amphastar Pharmaceuticals competitive analysis

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Latest PTAB cases involving Amphastar Pharmaceuticals

Discover the latest PTAB cases involving Amphastar Pharmaceuticals, highlighting their recent legal challenges and patent disputes.

Last updated on: Nov 25, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Amphastar Pharmaceuticals

IPR2021-01324Aug 12, 2021AMPHASTAR PHARMACEUTICALSAEGIS THERAPEUTICSFinal Written Decision

Peer Comparison New

IP litigation analysis comparing Amphastar Pharmaceuticals with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Nov 20, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
AMPHASTAR PHARMACEUTICALS - - 1 -
AEGIS THERAPEUTICS - 1 - 1