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IP Verse

Method Of Manufacturing Silicone Hydrogel Contact Lenses Having Reduced Rates Of Evaporation - EP3430448

The patent EP3430448 was granted to Coopervision on Jul 23, 2025. The application was filed on Jul 13, 2017 under application number EP17745858A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3430448

COOPERVISION
Application Number
EP17745858A
Filing Date
Jul 13, 2017
Status
Patent Maintained As Amended
Jun 20, 2025
Publication Date
Jul 23, 2025
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
JOHNSON & JOHNSON VISION CAREJul 2, 2020CARPMAELS & RANSFORDADMISSIBLE

Patent Citations (32) New

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

Citation PhasePublication Number
DESCRIPTIONUS2008290534
DESCRIPTIONUS2016159019
DESCRIPTIONUS4143949
DESCRIPTIONUS5760100
DESCRIPTIONUS6551531
DESCRIPTIONUS6867245
DESCRIPTIONUS7572841
DESCRIPTIONUS7582327
DESCRIPTIONUS7750079
DESCRIPTIONUS7841716
DESCRIPTIONUS7854866
DESCRIPTIONUS8129442
DESCRIPTIONUS8231218
DESCRIPTIONUS8614261
DESCRIPTIONUS8658747
DESCRIPTIONUS8865789
DESCRIPTIONUS8979261
DESCRIPTIONUS9156214
INTERNATIONAL-SEARCH-REPORTCA2947829
INTERNATIONAL-SEARCH-REPORTEP2483737
INTERNATIONAL-SEARCH-REPORTUS2003052424
INTERNATIONAL-SEARCH-REPORTUS2014200286
INTERNATIONAL-SEARCH-REPORTUS2016159019
INTERNATIONAL-SEARCH-REPORTWO2013186573
OPPOSITIONEP2483737
OPPOSITIONUS2003052424
OPPOSITIONUS2008001317
OPPOSITIONUS2009146329
OPPOSITIONUS2009230575
OPPOSITIONUS2016159019
OPPOSITIONUS6551531
OPPOSITIONWO2013186573

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.

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    Description

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