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Urea Finishing Process With Acid Scrubbing - EP3218355

The patent EP3218355 was granted to Casale on Oct 10, 2018. The application was originally filed on Aug 31, 2015 under application number EP15756173A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP3218355

CASALE
Application Number
EP15756173A
Filing Date
Aug 31, 2015
Status
Opposition Rejected
Jan 21, 2022
Publication Date
Oct 10, 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

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YARA ASAJul 9, 2019PAPPAERTADMISSIBLE

Patent Citations (4) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTJP2000001466
INTERNATIONAL-SEARCH-REPORTWO2011032786
OPPOSITIONWO2009086903
OPPOSITIONWO2010060535

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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