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IP Verse

Inverse Dispersion Comprising A Cationic Polymer And A Stabilizing Agent - EP2852622

The patent EP2852622 was granted to Basf on Oct 18, 2017. The application was filed on Apr 29, 2013 under application number EP13719540A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2852622

BASF
Application Number
EP13719540A
Filing Date
Apr 29, 2013
Status
Opposition Rejected
Oct 3, 2025
Publication Date
Oct 18, 2017
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
SNFJul 6, 2018HOFFMANN EITLEADMISSIBLE

Patent Citations (33) New

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

Citation PhasePublication Number
DESCRIPTIONEP0172025
DESCRIPTIONEP0172723
DESCRIPTIONEP0172724
DESCRIPTIONEP0343840
DESCRIPTIONEP1756168
DESCRIPTIONGB2002400
DESCRIPTIONUS2004071716
DESCRIPTIONUS2008312343
DESCRIPTIONWO03102043
DESCRIPTIONWO2005097834
DESCRIPTIONWO2009019225
DESCRIPTIONWO2010078959
DESCRIPTIONWO2010079100
DESCRIPTIONWO9607689
INTERNATIONAL-SEARCH-REPORTUS2005239957
INTERNATIONAL-SEARCH-REPORTWO2004052942
INTERNATIONAL-SEARCH-REPORTWO2005097834
INTERNATIONAL-SEARCH-REPORTWO2009019225
INTERNATIONAL-SEARCH-REPORTWO2010078959
INTERNATIONAL-SEARCH-REPORTWO2010079100
OPPOSITIONEP0126528
OPPOSITIONUS2004116322
OPPOSITIONUS2007015684
OPPOSITIONUS5739190
OPPOSITIONUS6686417
OPPOSITIONUS7304026
OPPOSITIONUS7485451
OPPOSITIONWO0114427
OPPOSITIONWO02067899
OPPOSITIONWO2010078959
OPPOSITIONWO2010079100
OPPOSITIONWO2011077083
OPPOSITIONWO9906455

Dossier Documents

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    Description

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