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EP2970752

CHEVRON USA
Application Number
EP14709839A
Filing Date
Feb 25, 2014
Status
Revoked
Mar 11, 2022
Grant Date
Dec 13, 2017
External Links
Slate, Register, Google Patents

Biblio Summary

The patent EP2970752B1 was granted on Dec 13, 2017 by Chevron USA The patent is currently Revoked.

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 DateOpposition Status

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SASOL GERMANYSep 12, 2018 N/A

Patent citations in opposition refer to prior patents or publications that may challenge the validity of a contested patent. These references help assess whether the invention is truly novel or overlaps with existing intellectual property.

Citation PhasePatent NumberPatent LinkCited Text
OppositionUS4518810
N/A
OppositionUS7119125
N/A
OppositionWO2011054483
N/A
OppositionWO2011130310
N/A
OppositionWO2011131549
N/A
OppositionWO2013060623
N/A

Dossier Documents of the Patent

The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.