Heat Exchanger And Corresponding Production Method

Patent No. EP3833922 (titled "Heat Exchanger And Corresponding Production Method") was filed by A Raymond ET CIE on Aug 8, 2019. The application was issued on May 24, 2023.

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
MUHR UND BENDERFeb 23, 2024NEUMANN MULLER OBERWALLENEY PATENTANWALTE PARTG MBB

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

EP3833922

A RAYMOND ET CIE
Application Number
EP19766115A
Filing Date
Aug 8, 2019
Status
Granted And Under Opposition
Apr 21, 2023
Publication Date
May 24, 2023