Composition photochromique

European patent · EP0134633 · Deleted

Register entry

Publication number
EP0134633
Application number
EP84304153
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Jun 20, 1984
Published
Mar 20, 1985
Granted
Jun 8, 1988
Deleted
Jun 30, 1988
Reason
Annual fee unpaid
IPC classes
G03C 1/72 (2006.01)
Priority
US A 521309 08.08.1983
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. Jul 15, 1988

    Granted

    Published in PIDTJ No 13 in 1988

Parties

Holder

American Optical Corporation

14 Mechanic Street, Southbridge/MA, US

Agent

Patentanwälte Schaad, Balass & Partner

Dufourstrasse 101 Postfach, 8034 Zürich

Inventor

Chu, Nori Y. C.

Shrewbury Massachusetts 01545, 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.