AT33739T
Untitled record
Abstract
This record has no abstract on file.
Term
No projected expiry on record.
- Priority
- Filed
- Granted
- Today
16 members in 6 offices
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 8319817 | United Kingdom | A | |
| 8400236 | United Kingdom | W |
Members16
| Document | Office | Kind | |
|---|---|---|---|
| WO8500491A1 | World Intellectual Property Organization (WIPO) | A1 | |
| WO8500718A1 | World Intellectual Property Organization (WIPO) | A1 | |
| EP0148235A1 | European Patent Office (EPO) | A1 | |
| EP0151147A1 | European Patent Office (EPO) | A1 | |
| JPS60501882A | Japan | A | |
| JPS60501883A | Japan | A | |
| US4736422A | United States of America | A | |
| EP0151147B1 | European Patent Office (EPO) | B1 | |
| AT33739TThis record | Austria | T | |
| DE3470646D1 | Germany | D1 | |
| EP0148235B1 | European Patent Office (EPO) | B1 | |
| AT37762T | Austria | T | |
| DE3474496D1 | Germany | D1 | |
| US4802215A | United States of America | A | |
| JPH0521397B2 | Japan | B2 | |
| JPH0525436B2 | Japan | B2 |
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Ceased as to paragraph 5 lit. 3 law introducing patent treatiesCeasedRER | RER |
Numbers
- Application
- 84902601
Titles2
- German
- SICHERHEITSSYSTEM FUER FERNSEHSIGNALCHIFFRIERUNG.
- English
- SECURITY SYSTEM FOR TELEPHONE SIGNALING.
Classification
- IPC, 1
- H04N7 16