Diaphragm Pump

Patent No. EP2918835 (titled "Diaphragm Pump") was filed by Pfeiffer Vacuum on Jan 21, 2015. The application was issued on Apr 29, 2020.

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
KNF NEUBERGERDec 21, 2017BORJES PESTALOZZA

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

EP2918835

PFEIFFER VACUUM
Application Number
EP15151943A
Filing Date
Jan 21, 2015
Status
Patent Maintained As Amended
Mar 27, 2020
Publication Date
Apr 29, 2020