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IP Verse

Lubricating Oil Composition For Construction Machines - EP3072949

The patent EP3072949 was granted to Chevron Japan on Jan 27, 2021. The application was filed on Mar 9, 2016 under application number EP16159334A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3072949

CHEVRON JAPAN
Application Number
EP16159334A
Filing Date
Mar 9, 2016
Status
Granted And Under Opposition
Dec 25, 2020
Publication Date
Jan 27, 2021
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
AFTON CHEMICALOct 26, 2021BOULT WADE TENNANTADMISSIBLE

Patent Citations (65) New

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

Citation PhasePublication Number
DESCRIPTIONEP0355895
DESCRIPTIONEP0542380
DESCRIPTIONEP0602863
DESCRIPTIONEP0769546
DESCRIPTIONEP1055722
DESCRIPTIONUS2004192562
DESCRIPTIONUS2006264340
DESCRIPTIONUS2006276352
DESCRIPTIONUS2010152078
DESCRIPTIONUS2014162919
DESCRIPTIONUS2992708
DESCRIPTIONUS3018250
DESCRIPTIONUS3018291
DESCRIPTIONUS3024237
DESCRIPTIONUS3100673
DESCRIPTIONUS3172892
DESCRIPTIONUS3202678
DESCRIPTIONUS3219666
DESCRIPTIONUS3272746
DESCRIPTIONUS3361673
DESCRIPTIONUS3381022
DESCRIPTIONUS3912764
DESCRIPTIONUS4152499
DESCRIPTIONUS4234435
DESCRIPTIONUS4612132
DESCRIPTIONUS4746446
DESCRIPTIONUS4747965
DESCRIPTIONUS5112507
DESCRIPTIONUS5137978
DESCRIPTIONUS5137980
DESCRIPTIONUS5175225
DESCRIPTIONUS5241003
DESCRIPTIONUS5266186
DESCRIPTIONUS5286799
DESCRIPTIONUS5319030
DESCRIPTIONUS5334321
DESCRIPTIONUS5356552
DESCRIPTIONUS5523417
DESCRIPTIONUS5565528
DESCRIPTIONUS5616668
DESCRIPTIONUS5625004
DESCRIPTIONUS5716912
DESCRIPTIONUS5777025
DESCRIPTIONUS5792729
DESCRIPTIONUS5942470
DESCRIPTIONUS6165235
DESCRIPTIONUS6225266
DESCRIPTIONUS6337309
DESCRIPTIONUS6534451
DESCRIPTIONUS6756346
OPPOSITIONCN103374452
OPPOSITIONEP1548090
OPPOSITIONEP1918356
OPPOSITIONJP2016104858
OPPOSITIONUS5922657
OPPOSITIONUS7759294
OPPOSITIONWO0073406
SEARCHEP1686168
SEARCHUS2002072478
SEARCHUS5922657
SEARCHWO0073406
SEARCHWO02053687
SEARCHWO02079358
SEARCHWO02102945
SEARCHWO2008009704

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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