IP Verse

Sefar Ag competitive analysis

Latest oppositions filed by Sefar Ag

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

Last updated on: Aug 27, 2026
Patent NumberTitleApplicantOpposition Date
EP3880335
A Method For Preparing A Composite Filter Medium And The Composite Filter Medium Obtained With This MethodSAATI S.P.A.Dec 28, 2023
EP3412035
Composite Multilayer Filtering Construction For Use As A Subcomponent In Acoustic And Electronic Products In GeneralSAATI S.P.A.Nov 25, 2020
EP2739472
Process For Manufacturing A Glazing Unit Having A Decorative EffectSAINT GOBAINNov 27, 2019

Latest patents of Sefar Ag opposed by its competitors

Explore Sefar Ag's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Aug 27, 2026
Patent NumberPublication DateTitleTotal Oppositions
EP3348393
Jun 21, 2023Composite Membrane And Method For Producing Same2
EP3231595
Sep 28, 2022Composite And Method For Producing A Composite For An Acoustic Component2
EP3366362
May 5, 2021A Protective Vent And Method For Producing A Protective Vent2
EP2986353
May 24, 2017Filter Medium1

Latest PTAB cases involving Sefar Ag

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

Peer Comparison New

IP litigation analysis comparing Sefar Ag 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
SEFAR35 - -
SAATI S.P.A.52 - -
SAINT GOBAIN174162 - -