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IP Verse

Clark Filter competitive analysis

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Latest PTAB cases involving Clark Filter

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

Last updated on: Dec 4, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Clark Filter

IPR2016-00982Apr 29, 2016CLARK FILTERCAMFIL USAInstitution Denied
IPR2016-00987Apr 29, 2016CLARK FILTERCAMFIL USAInstitution Denied

Peer Comparison New

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

Last updated on: Dec 4, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
CLARK FILTER - - 2 -
CAMFIL USA - - - 2