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IP Verse

Finished Uncut Spectacle Lens, Semi-Finished Lens Blank And Method Of Manufacturing A Spectacle Lens - EP3690520

The patent EP3690520 was granted to Carl Zeiss on Jun 12, 2024. The application was originally filed on Jan 30, 2019 under application number EP19154553A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3690520

CARL ZEISS
Application Number
EP19154553A
Filing Date
Jan 30, 2019
Status
Granted And Under Opposition
May 10, 2024
Publication Date
Jun 12, 2024
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.

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RODENSTOCKMar 12, 2025MULLER BORE & PARTNER PATENTANWALTE PARTG MBBADMISSIBLE

Patent Citations (28) New

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

Citation PhasePublication Number
DESCRIPTIONWO2017US63664
DESCRIPTIONUS2012013846
EXAMINATIONCN108333795
EXAMINATIONJP2013000719
EXAMINATIONUS3645610
OPPOSITIONAU117067B
OPPOSITIONAU1432288
OPPOSITIONBE899997
OPPOSITIONCN2098696U
OPPOSITIONDE10310561
OPPOSITIONDE8705203U
OPPOSITIONEP1409198
OPPOSITIONGB466620
OPPOSITIONUS2012013846
OPPOSITIONUS2018133987
OPPOSITIONUS2019016074
OPPOSITIONUS3645610
OPPOSITIONUS4504128
OPPOSITIONUS6440335
OPPOSITIONUS7507358
OPPOSITIONUS7919020
OPPOSITIONUS9535262
OPPOSITIONUS9778485
SEARCHBE899997
SEARCHUS4504128
SEARCHUS4561736
SEARCHUS4784482
SEARCHUS6440335

Dossier Documents

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