Waterproof Roof Underlay For A Sloping Roof

Patent No. EP2592196 (titled "Waterproof Roof Underlay For A Sloping Roof") was filed by Caplast Kunststoffverarbeitungs on Nov 11, 2011. The application was issued on Oct 8, 2014.

Patent Summary

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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 DateRepresentative
EWALD DÖRKEN GMBH & CO. KGJul 7, 2015WEIDENER
WALKI GROUPJul 1, 2015TAMPEREEN PATENTTITOIMISTO

Dossier Documents

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EP2592196

CAPLAST KUNSTSTOFFVERARBEITUNGS
Application Number
EP11188793A
Filing Date
Nov 11, 2011
Status
Opposition Rejected
Oct 1, 2021
Publication Date
Oct 8, 2014