IP Verse

Essilor International Sas competitive analysis

Latest oppositions filed by Essilor International Sas

Explore patent oppositions filed by Essilor International Sas against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Oct 22, 2026
Patent NumberTitleApplicantOpposition Date
EP3052004
Improved Systems And Methods For Diagnosis And Therapy Of Vision Stability DysfunctionNEUROSCIENCE RESEARCH AUSTRALIA NEURADec 22, 2022
EP3586722
Vision Testing System And MethodCARL ZEISSApr 15, 2021
EP3352644
Method And System For Determining The Subjective Refraction Properties Of An EyeCARL ZEISSAug 6, 2020
EP1948002
Vision Testing System And MethodCARL ZEISSJul 9, 2020

Latest PTAB cases involving Essilor International Sas

Discover the latest PTAB cases involving Essilor International Sas, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing Essilor International Sas with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Oct 22, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
ESSILOR INTERNATIONAL SAS4 - - -
CARL ZEISS114325
CARL ZEISS MICROSCOPY GMBH471315
NEUROSCIENCE RESEARCH AUSTRALIA NEURA - 1 - -