Prolongation Of Survival Of An Allograft By Inhibiting Complement Activity

Patent No. EP1755674 (titled "Prolongation Of Survival Of An Allograft By Inhibiting Complement Activity") was filed by Alexion Pharmaceuticals on May 16, 2005. The application was issued on Nov 19, 2014.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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
F HOFFMANN LA ROCHE CHUGAI PHARMACEUTICALAug 18, 2015TESCHEMACHER
NOVARTISAug 14, 2015CARPMAELS & RANSFORD

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

EP1755674

ALEXION PHARMACEUTICALS
Application Number
EP05779924A
Filing Date
May 16, 2005
Status
Revoked
Feb 16, 2024
Publication Date
Nov 19, 2014