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Insulation Monitoring Of An Electrical Heating Circuit For A Melting Furnace And Method For Monitoring - EP2811248

The patent EP2811248 was granted to Siemens on May 8, 2019. The application was filed on Jun 6, 2013 under application number EP13170747A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2811248

SIEMENS
Application Number
EP13170747A
Filing Date
Jun 6, 2013
Status
Opposition Rejected
Apr 22, 2022
Publication Date
May 8, 2019
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
ABB SCHWEIZFeb 10, 2020ZIMMERMANN & PARTNER PATENTANWALTE MBBADMISSIBLE

Patent Citations (12) New

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

Citation PhasePublication Number
OPPOSITIONDE102006006524
OPPOSITIONDE3834795
OPPOSITIONDE4329509
OPPOSITIONEP0103394
OPPOSITIONEP1558412
SEARCHDE19505814
SEARCHDE2515121
SEARCHDE3513846
SEARCHDE3941975
SEARCHDE4109586
SEARCHJP2003322481
SEARCHJPH04165289

Dossier Documents

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