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IP Verse

Ptc Heater With Reduced Switch-On Current - EP3577662

The patent EP3577662 was granted to TDK Electronics on Aug 17, 2022. The application was filed on Dec 19, 2017 under application number EP17821609A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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
Slate, Register, Google Patents

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 DateRepresentativeOpposition Status
MAHLEMay 11, 2023GRAUELADMISSIBLE
EBERSPACHER CATEMMar 1, 2023RUTTENSPERGER LACHNIT TROSSIN GOMOLLADMISSIBLE

Patent Citations (22) New

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

Citation PhasePublication Number
EXAMINATIONEP0781889
EXAMINATIONGB1222887
INTERNATIONAL-SEARCH-REPORTDE102015107322
INTERNATIONAL-SEARCH-REPORTDE1639354
INTERNATIONAL-SEARCH-REPORTEP0437239
INTERNATIONAL-SEARCH-REPORTEP1657963
OPPOSITIONDE10060942
OPPOSITIONDE102011000904
OPPOSITIONDE102011081833
OPPOSITIONDE102015107322
OPPOSITIONDE102015107332
OPPOSITIONDE112012004578T
OPPOSITIONDE112014001227T
OPPOSITIONDE1639354
OPPOSITIONEP0437239
OPPOSITIONEP0781889
OPPOSITIONEP1657963
OPPOSITIONEP2377836
OPPOSITIONEP2966050
OPPOSITIONGB1222887
OPPOSITIONJPH11297504
OPPOSITIONUS3027529

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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    Description

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