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IP Verse

Heat-Sealable Barrier Paper - EP3821074

The patent EP3821074 was granted to Mitsubishi Hitec Paper Europe on Jan 11, 2023. The application was originally filed on Jul 10, 2019 under application number EP19739964A. The patent is currently recorded with a legal status of "Revoked".

EP3821074

MITSUBISHI HITEC PAPER EUROPE
Application Number
EP19739964A
Filing Date
Jul 10, 2019
Status
Revoked
Apr 25, 2025
Publication Date
Jan 11, 2023
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 PUBLOct 11, 2023KRANSELL & WENNBORG KBADMISSIBLE
KOEHLER INNOVATION & TECHNOLOGYOct 5, 2023PATENTSHIP PATENTANWALTSGESELLSCHAFTADMISSIBLE

Patent Citations (33) New

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

Citation PhasePublication Number
DESCRIPTIONDE102014119572
DESCRIPTIONUS2007000971
INTERNATIONAL-SEARCH-REPORTWO0024967
INTERNATIONAL-SEARCH-REPORTWO2010042162
INTERNATIONAL-SEARCH-REPORTWO2019121733
INTERNATIONAL-SEARCH-REPORTWO9426513
OPPOSITIONCA2940370
OPPOSITIONDE102010000695
OPPOSITIONDE102017131277
OPPOSITIONDE1569337
OPPOSITIONDE4445193
OPPOSITIONEP0393451
OPPOSITIONEP0863255
OPPOSITIONEP2748255
OPPOSITIONJP2001192510
OPPOSITIONJP2003154609
OPPOSITIONJP2009057676
OPPOSITIONJPH0782691
OPPOSITIONKR20030074995
OPPOSITIONUS2003207089
OPPOSITIONUS2007009715
OPPOSITIONUS2009022978
OPPOSITIONUS2016230007
OPPOSITIONUS2016244914
OPPOSITIONUS2016348318
OPPOSITIONWO2010042162
OPPOSITIONWO2011110498
OPPOSITIONWO2011123723
OPPOSITIONWO2016000829
OPPOSITIONWO2017170462
OPPOSITIONWO2018081764
OPPOSITIONWO2019121733
OPPOSITIONWO9426513

Dossier Documents

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    Description

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