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IP Verse

Method And System For Adiabatic Nitriding Of Aromates - EP3555039

The patent EP3555039 was granted to Josef Meissner on Aug 5, 2020. The application was originally filed on Dec 14, 2017 under application number EP17828680A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

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 DateRepresentativeOpposition Status

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COVESTRO DEUTSCHLAND COVESTROMay 4, 2021LEVPATADMISSIBLE
NORAMMay 4, 2021EISENFUHR SPEISERADMISSIBLE

Patent Citations (47) New

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

Citation PhasePublication Number
DESCRIPTIONEP0005203
DESCRIPTIONEP0373966
DESCRIPTIONEP0436443
DESCRIPTIONEP0489211
DESCRIPTIONEP0708076
DESCRIPTIONEP0771783
DESCRIPTIONEP0779270
DESCRIPTIONEP0953546
DESCRIPTIONEP1272268
DESCRIPTIONEP1272269
DESCRIPTIONEP1291078
DESCRIPTIONEP1816117
DESCRIPTIONEP2168942
DESCRIPTIONEP2354117
DESCRIPTIONEP2473477
DESCRIPTIONEP2877442
DESCRIPTIONUS4091042
DESCRIPTIONUS4482769
DESCRIPTIONUS4597875
DESCRIPTIONUS6288289
DESCRIPTIONUS8692035
DESCRIPTIONUS9284256
DESCRIPTIONWO2010051616
INTERNATIONAL-SEARCH-REPORTDE1468575
INTERNATIONAL-SEARCH-REPORTEP0373966
INTERNATIONAL-SEARCH-REPORTEP2877442
OPPOSITIONDE102008048713
OPPOSITIONDE1468575
OPPOSITIONEP0156199
OPPOSITIONEP0373966
OPPOSITIONEP0597361
OPPOSITIONEP0708076
OPPOSITIONEP0779270
OPPOSITIONEP0976718
OPPOSITIONEP1272268
OPPOSITIONEP1291078
OPPOSITIONEP2719682
OPPOSITIONEP2877443
OPPOSITIONJPH09235253
OPPOSITIONJPS5759837
OPPOSITIONUS2256999
OPPOSITIONUS4091042
OPPOSITIONUS4241229
OPPOSITIONUS5313009
OPPOSITIONUS7763759
OPPOSITIONUS9139509
OPPOSITIONWO2012110839

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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