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 originally 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
Grant 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

Get instant alerts for new oppositions and patent status changes

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 NumberPublication Link
DESCRIPTIONKR20070340371-
DESCRIPTIONWO2009084566
INTERNATIONAL-SEARCH-REPORTJPH08260397
INTERNATIONAL-SEARCH-REPORTUS6214163
INTERNATIONAL-SEARCH-REPORTWO2011068457
OTHERWO2010125247

Non-Patent Literature (NPL) Citations (5) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OTHER- A. ELISABET HORVATH, "APPROPRIATE CONDITIONS FOR POLYELECTROLYTE TITRATION TO DETERMINE THE CHARGE OF CELLULOSICFIBERS", LICENTIATE THESIS, STOCKHOLM, (2003), URL: HTTP://WWW.DIVA-PORTAL.ORG/SMASH/GET/DIVA2:7656/FULLTEXT01.PDF, XP055219820-
OTHER- BAKER C.F. ET AL, FUNDAMENTALS OF PAPERMAKING, MEP, (1989), vol. 1, pages 311 - 413, XP055220404-
OTHER- INDSTROM T & WINTER L, "MIKROFIBRILLAR CELLULOSA SOM KOMPONENT VID PAPPERSTILLVERKNING", STFI-MEDDELANDE. SERIE A, (198804), pages 1 - 27, XP003035899-
OTHER- SUSANNA AHOLA ET AL, "CELLULOSE NANOFIBRILS-ADSORPTION WITH POLY(AMIDEAMINE) EPICHLOROHYDRIN STUDIED BY QCM-D AND APPLICATION AS A PAPER STRENGTH ADDITIVE", CELLULOSE, (20070920), vol. 15, no. 2, pages 303 - 314, XP019570956-
OTHER- PAAKKO M. ET AL, "ENZYMATIC HYDROLYSIS COMBINED WITH MECHANICAL SHEARING AND HIGH-PRESSURE HOMOGENIZATION FOR NANOSCALE CELLULOSE FIBRILS AND STRONG GELS", BIOMACROMOLECULES, (2007), vol. 8, doi:10.1021/BM061215P, pages 1934 - 1941, XP003026928

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

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.

  • Date

    Description

  • Get instant alerts for new documents