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IP Verse

Power Conversion Apparatus And Electric Vehicle - EP2149973

The patent EP2149973 was granted to Hitachi on Sep 19, 2018. The application was filed on May 29, 2009 under application number EP09161509A. The patent is currently recorded with a legal status of "Revoked".

EP2149973

HITACHI
Application Number
EP09161509A
Filing Date
May 29, 2009
Status
Revoked
Jul 28, 2023
Publication Date
Sep 19, 2018
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
VALEO SIEMENS EAUTOMOTIVE GERMANYJun 19, 2019PRINZ & PARTNER MBBADMISSIBLE

Patent Citations (8) New

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

Citation PhasePublication Number
DESCRIPTIONEP1919069
DESCRIPTIONJP2008029117
DESCRIPTIONUS2003133267
OPPOSITIONEP1881590
OPPOSITIONUS2003133267
SEARCHEP1919069
SEARCHEP2023473
SEARCHUS2003133267

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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    Description

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