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Piston Ring Having A Stepped Running Surface - EP3565988

EP3565988

FEDERAL MOGUL BURSCHEID
Application Number
EP18700854A
Filing Date
Jan 4, 2018
Status
Opposition Rejected
Sep 1, 2023
Grant Date
Feb 24, 2021
External Links
Slate, Register, Google Patents
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The patent EP3565988B1 was granted to Federal Mogul Burscheid on Feb 24, 2021 following the initial filing on Jan 4, 2018 under the application number EP18700854A . The current legal status of the patent is Opposition Rejected.

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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.

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MAHLENov 24, 2021ADMISSIBLE

Dossier Documents

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.

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