Device And System For Indirectly Determining The Temperature Of A Power Transformer

Patent No. EP4208726 (titled "Device And System For Indirectly Determining The Temperature Of A Power Transformer") was filed by Maschinenfabrik Reinhausen on Sep 3, 2021. The application was issued on Aug 21, 2024.

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 DateRepresentative
HITACHI ENERGYMay 21, 2025EPPING HERMANN FISCHER

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.

  • Date

    Description

  • Get instant alerts for new documents

EP4208726

MASCHINENFABRIK REINHAUSEN
Application Number
EP21770245A
Filing Date
Sep 3, 2021
Status
Granted And Under Opposition
Jul 19, 2024
Publication Date
Aug 21, 2024