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IP Verse

System-Oil Composition For Crosshead Diesel Engine - EP2762551

The patent EP2762551 was granted to JX Nippon OIL & Energy on Jul 29, 2020. The application was filed on Mar 8, 2012 under application number EP12837042A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2762551

JX NIPPON OIL & ENERGY
Application Number
EP12837042A
Filing Date
Mar 8, 2012
Status
Granted And Under Opposition
Jun 26, 2020
Publication Date
Jul 29, 2020
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
INFINEUMApr 26, 2021HARTWITHDRAWN

Patent Citations (18) New

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

Citation PhasePublication Number
DESCRIPTIONJP2002275491
DESCRIPTIONJP2007231115
DESCRIPTIONJP2009185293
DESCRIPTIONJP2010523733
INTERNATIONAL-SEARCH-REPORTJP2004300241
INTERNATIONAL-SEARCH-REPORTJP2007045850
INTERNATIONAL-SEARCH-REPORTJP2007231115
INTERNATIONAL-SEARCH-REPORTJP2011074387
INTERNATIONAL-SEARCH-REPORTJP2011219632
INTERNATIONAL-SEARCH-REPORTWO2011077811
OPPOSITIONEP2518135
OPPOSITIONWO2006014866
SEARCHEP0462319
SEARCHEP2308953
SEARCHEP2518135
SEARCHJP2011032406
SEARCHJPH1180771
SEARCHWO2011077811

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.

  • Date

    Description

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