Device For The Generation, Transmission, Distribution And/Or Use Of Electrical Energy Or Component Of Such A Device And Gas Seal For Such A Device Or Component

Patent No. EP3405962 (titled "Device For The Generation, Transmission, Distribution And/Or Use Of Electrical Energy Or Component Of Such A Device And Gas Seal For Such A Device Or Component") was filed by ABB Power Grids Switzerland on Jan 20, 2017. The application was issued on Mar 4, 2020.

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Patent Oppositions (3)

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
CARL FREUDENBERGNov 17, 2020ZELLENTIN & PARTNER
CARL FREUDENBERGNov 17, 2020ZELLENTIN & PARTNER MBB PATENTANWALTE
SIEMENS ENERGYNov 11, 2020-

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EP3405962

ABB POWER GRIDS SWITZERLAND
Application Number
EP17702547A
Filing Date
Jan 20, 2017
Status
Revoked
Sep 27, 2025
Publication Date
Mar 4, 2020