IP Verse

Method Of Manufacturing A Spectacle Lens, Finished Uncut Spectacle Lens And Semi-Finished Lens Blank - EP3918413

The patent EP3918413 was granted to Carl Zeiss on Jun 7, 2023. The application was originally filed on Jan 30, 2020 under application number EP20701790A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3918413

CARL ZEISS
Application Number
EP20701790A
Filing Date
Jan 30, 2020
Status
Granted And Under Opposition
May 5, 2023
Grant Date
Jun 7, 2023
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

RODENSTOCKMar 7, 2024MULLER BORE & PARTNER PATENTANWALTE PARTG MBBADMISSIBLE

Patent Citations (29) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONUS2012013846
DESCRIPTIONUS2017063664
EXAMINATIONEP2947505
EXAMINATIONUS5805263
INTERNATIONAL-SEARCH-REPORTBE899997
INTERNATIONAL-SEARCH-REPORTEP2947505
INTERNATIONAL-SEARCH-REPORTGB466620
INTERNATIONAL-SEARCH-REPORTUS2012013846
INTERNATIONAL-SEARCH-REPORTUS4504128
INTERNATIONAL-SEARCH-REPORTUS4561736
INTERNATIONAL-SEARCH-REPORTUS4784482
INTERNATIONAL-SEARCH-REPORTUS6440335
OPPOSITIONAU117067B
OPPOSITIONAU1432288
OPPOSITIONBE899997
OPPOSITIONCN2098696U
OPPOSITIONDE10310561
OPPOSITIONDE8705203U
OPPOSITIONEP1409198
OPPOSITIONGB466620
OPPOSITIONUS2012013846
OPPOSITIONUS2018133987
OPPOSITIONUS2019016074
OPPOSITIONUS4504128
OPPOSITIONUS6440335
OPPOSITIONUS7507358
OPPOSITIONUS7919020
OPPOSITIONUS9535262
OPPOSITIONUS9778485

Non-Patent Literature (NPL) Citations (5) 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- Fowler Colin, Latham Petre Keziah, Spectacle Lenses: Theory and Practice, Butterworth-Heinemann, (20010101), pages 91 - 96, XP093175199-
OPPOSITION- Jalie Mo, Ophthalmic Lenses and Dispensing, 3rd ed., (20080101), pages 197 - 203, XP093175203-
OPPOSITION- Jalie M, The Principles of Ophthalmic Lenses, 3rd ed., (19770101), pages 147 - 151, XP093175200-
OPPOSITION- "Optik und Technik der Brille (auszug)", Diepes Heinz, Blendowske Ralf, Optik und Technik der Brille, (20020101), pages 28 - 30, XP093175197-
OPPOSITION- Presser Harald, Brille und Auge, 2. Auflage, CHK-Verlag, (19980101), pages 245 - 246, XP093175206-

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