IP Verse

Vacuum Pump - EP3636879

The patent EP3636879 was granted to Pfeiffer Vacuum on Jan 5, 2022. The application was originally filed on Nov 20, 2019 under application number EP19210270A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3636879

PFEIFFER VACUUM
Application Number
EP19210270A
Filing Date
Nov 20, 2019
Status
Granted And Under Opposition
Dec 3, 2021
Grant Date
Jan 5, 2022
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

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DVP VACUUM TECHNOLOGYOct 5, 2022CASADEIADMISSIBLE

Patent Citations (10) New

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

Citation PhasePublication NumberPublication Link
OPPOSITIONCN109915377
OPPOSITIONDE2401177
OPPOSITIONDE951884
OPPOSITIONEP3470678
OPPOSITIONUS3301474
OPPOSITIONUS4268230
SEARCHCH353117
SEARCHDE102008030788
SEARCHEP3483448
SEARCHUS7186098

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Dossier Documents

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    Description

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