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IP Verse

Paper Barrier Material - EP3461637

The patent EP3461637 was granted to Nippon Paper Industries on Aug 3, 2022. The application was originally filed on Sep 29, 2017 under application number EP17856415A. The patent is currently recorded with a legal status of "Revoked".

EP3461637

NIPPON PAPER INDUSTRIES
Application Number
EP17856415A
Filing Date
Sep 29, 2017
Status
Revoked
Jun 6, 2025
Publication Date
Aug 3, 2022
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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BILLERUD AKTIEBOLAG PUBLMay 3, 2023KRANSELL & WENNBORG KBADMISSIBLE
KOEHLER INNOVATION & TECHNOLOGYMay 2, 2023PATENTSHIP PATENTANWALTSGESELLSCHAFTADMISSIBLE

Patent Citations (31) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTJP2004042959
INTERNATIONAL-SEARCH-REPORTJP2013079469
INTERNATIONAL-SEARCH-REPORTJP2014009413
INTERNATIONAL-SEARCH-REPORTJP2016064871
INTERNATIONAL-SEARCH-REPORTJP2017124851
INTERNATIONAL-SEARCH-REPORTWO2013069788
INTERNATIONAL-SEARCH-REPORTWO2017170462
OPPOSITIONEP1219656
OPPOSITIONEP2266794
OPPOSITIONEP2395027
OPPOSITIONEP2777934
OPPOSITIONEP3437860
OPPOSITIONGB2502241
OPPOSITIONJP2000052520
OPPOSITIONJP2004042959
OPPOSITIONJP2010069767
OPPOSITIONJP2012011651
OPPOSITIONJP2013071404
OPPOSITIONJP2013079469
OPPOSITIONJP2013169704
OPPOSITIONJP2014009413
OPPOSITIONJP2014015703
OPPOSITIONJP2014237309
OPPOSITIONJP2015227517
OPPOSITIONJP2016068363
OPPOSITIONJPH10249978
OPPOSITIONUS2012100320
OPPOSITIONUS8029896
OPPOSITIONWO2014181560
SEARCHEP2199077
SEARCHEP2777934

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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