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IP Verse

Chrome-Free Methods Of Etching Organic Polymers With Mixed Acid Solutions - EP2792702

The patent EP2792702 was granted to Rohm And Haas Electronic Materials on Jun 7, 2017. The application was filed on Apr 15, 2014 under application number EP14164701A. The patent is currently recorded with a legal status of "Revoked".

EP2792702

ROHM AND HAAS ELECTRONIC MATERIALS
Application Number
EP14164701A
Filing Date
Apr 15, 2014
Status
Revoked
Oct 14, 2022
Publication Date
Jun 7, 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
HSO HERBERT SCHMIDTMar 7, 2018DOMPATENT VON KREISLER SELTING WERNER -
HSO HERBERT SCHMIDTMar 7, 2018DOMPATENT VON PATENT UND RECHTSANWALTEN -

Patent Citations (8) New

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

Citation PhasePublication Number
DESCRIPTIONUS2011140035
OPPOSITIONEP2025708
OPPOSITIONUS2013186862
OPPOSITIONUS8603352
SEARCHUS2011140035
SEARCHUS2013186862
SEARCHUS8603352
SEARCHWO9641160

Dossier Documents

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