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IP Verse

Cooling Duct Variant For Pistons - EP1930578

The patent EP1930578 was granted to KS Kolbenschmidt on Sep 25, 2019. The application was filed on Nov 24, 2007 under application number EP07022821A. The patent is currently recorded with a legal status of "Revoked".

EP1930578

KS KOLBENSCHMIDT
Application Number
EP07022821A
Filing Date
Nov 24, 2007
Status
Revoked
Sep 23, 2022
Publication Date
Sep 25, 2019
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
MAHLEJun 24, 2020BRP RENAUD & PARTNER MBB RECHTSANWALTE PATENTANWALTE STEUERBERATER -

Patent Citations (29) New

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

Citation PhasePublication Number
DESCRIPTIONDE4331649
DESCRIPTIONDE4340891
EXAMINATIONJP2003301744
OPPOSITIONDE102004043720
OPPOSITIONDE102004056769
OPPOSITIONDE102005061059
OPPOSITIONDE102006056011
OPPOSITIONDE1055879
OPPOSITIONDE19634742
OPPOSITIONDE19935399
OPPOSITIONDE2831566
OPPOSITIONDE3444661
OPPOSITIONDE3732927
OPPOSITIONDE967568
OPPOSITIONEP1394376
OPPOSITIONEP1930578
OPPOSITIONJP2000274306
OPPOSITIONJP2003301744
OPPOSITIONUS3459253
OPPOSITIONUS5595145
OPPOSITIONUS6250275
OPPOSITIONUS6557514
OPPOSITIONWO2004104391
OPPOSITIONWO8202575
SEARCHDE2831566
SEARCHEP1394376
SEARCHJP2000274306
SEARCHUS5595145
SEARCHWO2004104391

Dossier Documents

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