Signaling Device For A Protective Circuit

Patent No. EP1738383 (titled "Signaling Device For A Protective Circuit") was filed by Pilz on Mar 23, 2005. The application was issued on Jan 11, 2023.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (4)

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
ELOBAUJun 21, 2019VKK PATENTANWALTE PARTG MBB
KA SCHMERSALFeb 5, 2011SPARING ROHL HENSELER
EUCHNERFeb 4, 2011RUCKH
SICKFeb 2, 2011-

Dossier Documents

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EP1738383

PILZ
Application Number
EP05731057A
Filing Date
Mar 23, 2005
Status
Patent Maintained As Amended
Dec 9, 2022
Publication Date
Jan 11, 2023