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IP Verse

Piston With Piston Rings - EP3388717

The patent EP3388717 was granted to Toyota Jidosha Kabushiki Kaisha on Dec 16, 2020. The application was filed on Apr 12, 2018 under application number EP18166946A. The patent is currently recorded with a legal status of "Revoked".

EP3388717

TOYOTA JIDOSHA KABUSHIKI KAISHA
Application Number
EP18166946A
Filing Date
Apr 12, 2018
Status
Revoked
Jul 5, 2024
Publication Date
Dec 16, 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
MAHLESep 8, 2021BRP RENAUD & PARTNER MBB RECHTSANWALTE PATENTANWALTE STEUERBERATERADMISSIBLE

Patent Citations (17) New

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

Citation PhasePublication Number
DESCRIPTIONJPH03213643
OPPOSITIONCH217038
OPPOSITIONCH373594
OPPOSITIONDE102010020764
OPPOSITIONDE102014108973
OPPOSITIONDE19942241
OPPOSITIONDE2538759
OPPOSITIONEP0212861
OPPOSITIONEP0695894
OPPOSITIONJPH03213643
OPPOSITIONUS1365348
OPPOSITIONUS2096003
OPPOSITIONUS2428031
OPPOSITIONWO2012113417
SEARCHEP0695894
SEARCHUS1365348
SEARCHUS2096003

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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