Purge Valve For An Air-Drying Device And Air-Drying Device And Pressurized Air-Based System And Commercial Vehicle

Patent No. EP4140840 (titled "Purge Valve For An Air-Drying Device And Air-Drying Device And Pressurized Air-Based System And Commercial Vehicle") was filed by ZF CV Systems Europe on Aug 31, 2021. The application was issued on Mar 13, 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.

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

EP4140840

ZF CV SYSTEMS EUROPE
Application Number
EP21194048A
Filing Date
Aug 31, 2021
Status
Granted And Under Opposition
Feb 9, 2024
Publication Date
Mar 13, 2024