Procédé de séparation d'isomères C9-aromatiques

European patent · EP0181144 · Deleted

Register entry

Publication number
EP0181144
Application number
EP85307835
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Oct 29, 1985
Published
May 14, 1986
Granted
Aug 22, 1990
Deleted
Oct 31, 1992
Reason
Annual fee unpaid
IPC classes
C07C 7/13 (2006.01)
C07C 15/02 (2006.01)
Priority
US A 665466 29.10.1984
Filing language
English
Source
Swissreg

History

What the Federal Institute of Intellectual Property published about this title, newest first.

  1. Oct 25, 2024

    Deleted, fee unpaid

    Published in Swissreg on 25.10.2024

  2. Sep 28, 1990

    Granted

    Published in PIDTJ No 18 in 1990

Parties

Holder

Exxon Research and Engineering Company

180 Park Avenue P.O. Box 390, Florham Park/NJ, US

Agent

E. Blum & Co. Patentanwälte

Am Vorderberg 11, 8044 Zürich

Inventor

Barthomeuf, Denise Mary

F-69003 Lyon, FR

Rosenfeld, Daniel David

Houston Texas, US

The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.