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IP Verse

Composite Heat Insulation System - EP3500536

The patent EP3500536 was granted to Wacker Chemie on Dec 25, 2019. The application was originally filed on Aug 19, 2016 under application number EP16757212A. The patent is currently recorded with a legal status of "Revoked".

EP3500536

WACKER CHEMIE
Application Number
EP16757212A
Filing Date
Aug 19, 2016
Status
Revoked
Oct 8, 2025
Publication Date
Dec 25, 2019
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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

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DAWSep 25, 2020METTENADMISSIBLE
CELANESESep 24, 2020CARPMAELS & RANSFORDADMISSIBLE

Patent Citations (21) New

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

Citation PhasePublication Number
DESCRIPTIONDE102006050336
DESCRIPTIONDE2516916
DESCRIPTIONDE4216204
DESCRIPTIONWO03000760
DESCRIPTIONWO2004035474
DESCRIPTIONWO2009112370
DESCRIPTIONWO2012022667
DESCRIPTIONWO2012110618
INTERNATIONAL-SEARCH-REPORTDE102010009146
INTERNATIONAL-SEARCH-REPORTDE102010048174
INTERNATIONAL-SEARCH-REPORTDE102012223620
INTERNATIONAL-SEARCH-REPORTEP2762522
INTERNATIONAL-SEARCH-REPORTEP2871169
INTERNATIONAL-SEARCH-REPORTEP2998367
INTERNATIONAL-SEARCH-REPORTWO2012022667
OPPOSITIONEP2998367
OPPOSITIONUS2010144925
OPPOSITIONWO03000760
OPPOSITIONWO2004035474
OPPOSITIONWO2011150987
OPPOSITIONWO2012022667

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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