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IP Verse

Method For Increasing The Dry Strength Of Paper, Paperboard, And Cardboard - EP2443284

The patent EP2443284 was granted to Basf on Nov 18, 2020. The application was filed on Jun 7, 2010 under application number EP10724788A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP2443284

BASF
Application Number
EP10724788A
Filing Date
Jun 7, 2010
Status
Patent Maintained As Amended
Oct 16, 2020
Publication Date
Nov 18, 2020
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 OYJOct 17, 2018DANIELSADMISSIBLE

Patent Citations (14) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTEP0193111
INTERNATIONAL-SEARCH-REPORTJP2001279595
INTERNATIONAL-SEARCH-REPORTWO2007104716
INTERNATIONAL-SEARCH-REPORTWO9806898
OPPOSITIONCA2586076
OPPOSITIONJP2000022092
OPPOSITIONJP2000220092
OPPOSITIONJP2003181466
OPPOSITIONJP2005226174
OPPOSITIONJP2005281922
OPPOSITIONJPH0593393
OPPOSITIONUS6132558
OPPOSITIONUS6616807
OPPOSITIONWO2006071961

Dossier Documents

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    Description

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