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IP Verse

Process And Plant For The Synthesis Of Urea And Melamine - EP3137448

The patent EP3137448 was granted to Casale on Feb 23, 2022. The application was originally filed on Apr 16, 2015 under application number EP15719993A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3137448

CASALE
Application Number
EP15719993A
Filing Date
Apr 16, 2015
Status
Patent Maintained As Amended
Jan 21, 2022
Publication Date
Feb 23, 2022
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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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EUROTECNICA CONTRACTORS AND ENGINEERSJul 17, 2019DE GREGORIADMISSIBLE
STAMICARBONJul 17, 2019VOADMISSIBLE
SAIPEMJul 15, 2019CERNUZZIADMISSIBLE

Patent Citations (6) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTEP1449827
INTERNATIONAL-SEARCH-REPORTWO9808808
OPPOSITIONEP0923541
OPPOSITIONEP1449827
OPPOSITIONUS7094927
OPPOSITIONWO9808808

Dossier Documents

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  • Date

    Description

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