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Method And System For Adiabatic Nitriding Of Aromates

Patent No. EP3555039 (titled "Method And System For Adiabatic Nitriding Of Aromates") was filed by Josef Meissner on Dec 14, 2017. The application was issued on Aug 5, 2020.

Patent Summary

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Patent Oppositions (2)

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 DateRepresentative
COVESTRO DEUTSCHLAND COVESTROMay 4, 2021LEVPAT
NORAMMay 4, 2021EISENFUHR SPEISER

Dossier Documents

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EP3555039

JOSEF MEISSNER
Application Number
EP17828680A
Filing Date
Dec 14, 2017
Status
Granted And Under Opposition
Jul 3, 2020
Publication Date
Aug 5, 2020
External Links
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