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Method For Producing Microstructures In Seal Components - EP2821172

The patent EP2821172 was granted to Carl Freudenberg on Apr 5, 2017. The application was originally filed on Jul 2, 2013 under application number EP13003339A. The patent is currently recorded with a legal status of "Revoked".

EP2821172

CARL FREUDENBERG
Application Number
EP13003339A
Filing Date
Jul 2, 2013
Status
Revoked
Mar 4, 2022
Publication Date
Apr 5, 2017
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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PEMTEC SNCJan 5, 2018PATENTANWALTE BERNHARDT WOLFF PARTNERSCHAFT MBB -
KACODec 29, 2017KOHL -

Patent Citations (17) New

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

Citation PhasePublication Number
DESCRIPTIONDE2134680
OPPOSITIONDE10111019
OPPOSITIONDE102005022236
OPPOSITIONDE102006046162
OPPOSITIONDE102010014970
OPPOSITIONEP1430983
OPPOSITIONEP1479929
OPPOSITIONEP2190617
OPPOSITIONEP2855952
OPPOSITIONUS2002126923
OPPOSITIONUS6764590
OPPOSITIONWO2013182539
SEARCHEP1146204
SEARCHEP1479929
SEARCHEP1921356
SEARCHUS2002126923
SEARCHUS6764590

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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