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Urea Production Plant - EP2844640

The patent EP2844640 was granted to Stamicarbon on Aug 29, 2018. The application was filed on May 2, 2013 under application number EP13724000A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2844640

STAMICARBON
Application Number
EP13724000A
Filing Date
May 2, 2013
Status
Opposition Rejected
Aug 30, 2025
Publication Date
Aug 29, 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
THYSSENKRUPP FERTILIZER TECHNOLGYMay 28, 2019GULDE & PARTNERADMISSIBLE

Patent Citations (9) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTUS4613697
INTERNATIONAL-SEARCH-REPORTWO03087043
INTERNATIONAL-SEARCH-REPORTWO2006004424
INTERNATIONAL-SEARCH-REPORTWO2009043365
OPPOSITIONJP2000001466
OPPOSITIONUS3232983
OPPOSITIONUS4256662
OPPOSITIONWO2010060535
OPPOSITIONWO2011032786

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.

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    Description

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