Composés photochroniques
Swiss patent · CH642661 · Deleted
Register entry
- Publication number
- CH642661
- Application number
- CH008052/1979
- Kind
- Swiss patent
- Status
- Deleted
- Specification
- Granted
- Filed
- Sep 6, 1979
- Published
- Apr 30, 1984
- Granted
- Apr 30, 1984
- Deleted
- Sep 30, 1998
- Reason
- Annual fee unpaid
- IPC classes
- C07D 498/10 (2006.01)G02C 7/10 (2006.01)
- Priority
- US A940535 08.09.1978
- Filing language
- French
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- May 14, 1999
Deleted, fee unpaid
Published in PIDTJ No 9 in 1999
- Apr 30, 1984
Granted
Published in PIDTJ No 8 in 1984
Parties
Inventor
Richard J. Hovey
Sturbridge/MA, US
Nori Y. C. Chu
Southbridge/MA, 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.