Polyimides et co-polyimides à base d'anhydride dioxydiphthalique
European patent · EP0398205 · Deleted
Register entry
- Publication number
- EP0398205
- Application number
- EP90109009
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- Deleted
- Specification
- Granted
- Filed
- May 14, 1990
- Published
- Nov 22, 1990
- Granted
- Dec 14, 1994
- Deleted
- May 31, 1996
- Reason
- Annual fee unpaid
- IPC classes
- C08G 73/10 (2006.01)
- Priority
- US A 352071 15.05.1989
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Jan 15, 1997
Deleted, fee unpaid
Published in PIDTJ No 1 in 1997
- Jan 31, 1995
Granted
Published in PIDTJ No 2 in 1995
Parties
Inventor
Schwartz, Willis T.
Grand Island, New York 14072, US
Stults, Jeffrey S.
Grand Island, New York 14072, 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.