The weekly litigation news digest is live. Subscribe now

IP Verse

Piston For A Combustion Engine

Patent No. EP3508714 (titled "Piston For A Combustion Engine") was filed by MAN Truck & BUS on Jan 3, 2019. The application was issued on Apr 2, 2025.

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 DateRepresentative
FEDERAL MOGUL NURNBERGDec 29, 2022HOFFMANN EITLE

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

  • Get instant alerts for new documents

EP3508714

MAN TRUCK & BUS
Application Number
EP19150136A
Filing Date
Jan 3, 2019
Status
Patent Maintained As Amended
Feb 28, 2025
Publication Date
Apr 2, 2025
External Links
Slate, EP3508714B2, Google Patents