Bungartz Christophersen competitive analysis

Explore patent oppositions filed by Bungartz Christophersen against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Aug 27, 2026
Patent NumberTitleApplicantOpposition Date
Cigarette Filter, And Filter CigaretteJAPAN TOBACCO INC.Aug 30, 2017
Image-Filtering Method And Apparatus, And Encoding/Decoding Method And Apparatus Using SameSK TELECOMAug 2, 2017

Latest PTAB cases involving Bungartz Christophersen

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

Peer Comparison New

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

Last updated on: Aug 27, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
BUNGARTZ CHRISTOPHERSEN2 - - -
JAPAN TOBACCO INC. - 2 - -
JAPAN TOBACCO, INC.268 - -
SK TELECOM - 3 - -