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IP Verse

Method For Improving Strength And Retention, And Paper Product - EP2665862

The patent EP2665862 was granted to UPM Kymmene on May 16, 2018. The application was filed on Jan 19, 2012 under application number EP12721879A. The patent is currently recorded with a legal status of "Revoked".

EP2665862

UPM KYMMENE
Application Number
EP12721879A
Filing Date
Jan 19, 2012
Status
Revoked
Sep 10, 2021
Publication Date
May 16, 2018
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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
KEMIRA OYJFeb 18, 2019DANIELSADMISSIBLE

Patent Citations (6) New

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

Citation PhasePublication Number
DESCRIPTIONKR20070340371
DESCRIPTIONWO2009084566
INTERNATIONAL-SEARCH-REPORTJPH08260397
INTERNATIONAL-SEARCH-REPORTUS6214163
INTERNATIONAL-SEARCH-REPORTWO2011068457
OTHERWO2010125247

Dossier Documents

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    Description

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