IP Verse

Ptc Heater With Reduced Switch-On Current

Patent No. EP3577662 (titled "Ptc Heater With Reduced Switch-On Current") was filed by TDK Electronics on Dec 19, 2017. The application was issued on Aug 17, 2022.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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
MAHLEMay 11, 2023GRAUEL
EBERSPACHER CATEMMar 1, 2023RUTTENSPERGER LACHNIT TROSSIN GOMOLL

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

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EP3577662

TDK ELECTRONICS
Application Number
EP17821609A
Filing Date
Dec 19, 2017
Status
Granted And Under Opposition
Jul 15, 2022
Publication Date
Aug 17, 2022
External Links
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