Electrode For A Contact Start Plasma Arc Torch And Contact Start Plasma Arc Torch Employing Such Electrodes

Patent No. EP2442625 (titled "Electrode For A Contact Start Plasma Arc Torch And Contact Start Plasma Arc Torch Employing Such Electrodes") was filed by Hypertherm on Feb 20, 2007. 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
THERMACUTDec 29, 2020ZEMANOVA

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

EP2442625

HYPERTHERM
Application Number
EP11188979A
Filing Date
Feb 20, 2007
Status
Patent Maintained As Amended
Apr 21, 2023
Publication Date
May 24, 2023