IP Verse

Photochromic Ophthalmic Lens - EP2906990

The patent EP2906990 was granted to Essilor on Mar 6, 2019. The application was originally filed on Oct 10, 2013 under application number EP13786701A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2906990

ESSILOR
Application Number
EP13786701A
Filing Date
Oct 10, 2013
Status
Opposition Rejected
Nov 5, 2021
Grant Date
Mar 6, 2019
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentativeOpposition Status

Get instant alerts for new oppositions and patent status changes

CARL ZEISSDec 6, 2019LOUIS POHLAU LOHRENTZADMISSIBLE

Patent Citations (21) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication NumberPublication Link
DESCRIPTIONWO2011EP72386-
DESCRIPTIONEP0614957
DESCRIPTIONEP1161512
DESCRIPTIONEP1268567
DESCRIPTIONFR1254529
DESCRIPTIONUS4286957
DESCRIPTIONUS4880667
DESCRIPTIONUS7678464
DESCRIPTIONWO2008024414
DESCRIPTIONWO2008107325
EXAMINATIONUS2011075096
EXAMINATIONWO2010111499
INTERNATIONAL-SEARCH-REPORTUS2004233524
INTERNATIONAL-SEARCH-REPORTUS2011075096
INTERNATIONAL-SEARCH-REPORTWO2008024414
INTERNATIONAL-SEARCH-REPORTWO2010111499
OPPOSITIONUS2008213473
OPPOSITIONUS2010149483
OPPOSITIONUS4793669
OPPOSITIONWO2008024414
OPPOSITIONWO2010111499

Non-Patent Literature (NPL) Citations (3) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- G.P. KONNEN, Polarized light in Nature, (19850000), pages 25 - 28-
OPPOSITION- H A MACLEOD, H A MACLEOD, H A MACLEOD, THIN-FILM OPTICAL FILTERS, Institute of Physics Publishing, (19860000), pages 16,19,20,22 - 30,348-362, XP055388899-
OPPOSITION- PHILIP W. BAUMEISTER, PHILIP W. BAUMEISTER, PHILIP W. BAUMEISTER, OPTICAL COATING TECHNOLOGY, SPIE Press, (20040000), pages 1-1 bis 1-15, 2-1 bis 2-125, 4-1 - 4-51, XP055097093-

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

Dossier Documents

The dossier documents provide a comprehensive record of the patent’s prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.

  • Date

    Description

  • Get instant alerts for new documents