Procédé de préparation de N'-méthylacéthydrazide
Swiss patent · CH625504 · Deleted
Register entry
- Publication number
- CH625504
- Application number
- CH007595/1977
- Kind
- Swiss patent
- Status
- Deleted
- Specification
- Granted
- Filed
- Jun 21, 1977
- Published
- Sep 30, 1981
- Granted
- Sep 30, 1981
- Deleted
- Jun 30, 1983
- Reason
- Annual fee unpaid
- IPC classes
- C07C 109/087 (1985.01)
- Priority
- US A698452 21.06.1976
- Filing language
- French
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Oct 29, 2024
Deleted, fee unpaid
Published in Swissreg on 29.10.2024
- Sep 30, 1981
Granted
Published in PIDTJ No 18 in 1981
Parties
Inventor
Russel Edward Malz, jun.
Naugatuck/CT, US
Roger Welton Amidon
Oxford/CT, US
Harold Greenfield
Watertown/CT, 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.