Epuration d'eaux usées
Swiss patent · CH634537 · Deleted
Register entry
- Publication number
- CH634537
- Application number
- CH011494/1978
- Kind
- Swiss patent
- Status
- Deleted
- Specification
- Granted
- Filed
- Nov 8, 1978
- Published
- Feb 15, 1983
- Granted
- Feb 15, 1983
- Deleted
- Nov 30, 1995
- Reason
- Annual fee unpaid
- IPC classes
- C02F 3/02 (2006.01)
- Priority
- US A850262 10.11.1977
- Filing language
- French
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Jul 15, 1996
Deleted, fee unpaid
Published in PIDTJ No 13 in 1996
- Feb 15, 1983
Granted
Published in PIDTJ No 3 in 1983
Parties
Inventor
John Allen Meidl
Schofield/WI, US
Wayne Benjamin Gitchel
Rothschild/WI, US
Craig Lester Berndt
Wausau/WI, 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.