IP Verse

Gas Recirculation Device And System With Same

EP3594498

PFEIFFER VACUUM
Application Number
EP19207550A
Filing Date
Nov 6, 2019
Status
Revoked
May 17, 2024
Grant Date
Jan 5, 2022
External Links
Slate, Register, Google Patents
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Biblio Summary

The patent EP3594498B1 was granted on Jan 5, 2022 by Pfeiffer Vacuum The patent is currently Revoked.

Patent Oppositions filed by Competitors

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 DateOpposition Status

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CONCEPT LASEROct 5, 2022ADMISSIBLE
GEBR BECKEROct 5, 2022ADMISSIBLE
NIKON SLM SOLUTIONSOct 5, 2022ADMISSIBLE

Patents Cited during Opposition New

Patent citations in opposition refer to prior patents or publications that may challenge the validity of a contested patent. These references help assess whether the invention is truly novel or overlaps with existing intellectual property.

Citation PhasePatent NumberPatent LinkCited Text
OppositionDE69113616T
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OppositionEP2045358
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OppositionEP3176527
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OppositionDE102017212861
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OppositionDE1528881
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OppositionWO8500536
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OppositionDE19913950
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OppositionDE20306448U
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OppositionDE102004044068
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OppositionDE102005008388
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OppositionDE19819267
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OppositionWO2007082640
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OppositionDE202006011858U
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OppositionDE102008015538
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OppositionDE102009019838
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OppositionUS2011029133
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OppositionDE102012207145
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OppositionDE102014106440
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OppositionDE102015111469
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OppositionWO2019048140
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OppositionDE102017129477
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OppositionDE102018200637
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OppositionDE3245958
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OppositionWO9804835
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OppositionJP2000337284
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OppositionDE20305603U
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OppositionDE10325077
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OppositionDE10327536
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OppositionEP1724469
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OppositionJP2007247421
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OppositionDE102007046014
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OppositionDE102009052180
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OppositionEP2835536
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OppositionWO2015169496
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OppositionDE102016116813
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OppositionWO2017063662
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OppositionUS2018017084
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Dossier Documents of the Patent

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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