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IP Verse

Insulation Product - EP3552817

The patent EP3552817 was granted to Knauf Insulation on May 5, 2021. The application was originally filed on Sep 15, 2016 under application number EP19172128A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3552817

KNAUF INSULATION
Application Number
EP19172128A
Filing Date
Sep 15, 2016
Status
Granted And Under Opposition
Apr 3, 2021
Publication Date
May 5, 2021
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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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DIETRICH ISOLFeb 3, 2022HEPP WENGER RYFFEL -
SOPREMAFeb 3, 2022CABINET NUSS -
SOPREMAFeb 3, 2022IPSILON -

Patent Citations (20) New

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

Citation PhasePublication Number
OPPOSITIONAT220533B
OPPOSITIONCH485083
OPPOSITIONDD204069
OPPOSITIONDE10224639
OPPOSITIONDE2652952
OPPOSITIONDE7007347U
OPPOSITIONEP2154306
OPPOSITIONEP2277692
OPPOSITIONEP2514731
OPPOSITIONEP2650118
OPPOSITIONEP3144137
OPPOSITIONGB1054088
OPPOSITIONUS2011281485
OPPOSITIONUS4572862
OPPOSITIONUS7595092
OPPOSITIONWO2013164432
OPPOSITIONWO2014090707
SEARCHEP2650118
SEARCHGB1054088
SEARCHUS2011281485

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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