IP Verse

Elevator Backup Power Supply

Patent No. EP2850717 (titled "Elevator Backup Power Supply") was filed by Otis Elevator on May 15, 2012. The application was issued on May 3, 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
ZIEHL ABEGGFeb 5, 2024MAUCHER JENKINS PATENT UND RECHTSANWALTE

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

EP2850717

OTIS ELEVATOR
Application Number
EP12877003A
Filing Date
May 15, 2012
Status
Granted And Under Opposition
Mar 31, 2023
Publication Date
May 3, 2023
External Links
Slate, Register , Google Patents