AT187588T
Digital signature method and key agreement method.
Abstract
This record has no abstract on file.
Term
No projected expiry on record.
- Priority and filed
- Granted
- Today
8 members in 5 offices
Members8
| Document | Office | Kind | |
|---|---|---|---|
| CA2130250A1 | Canada | A1 | |
| EP0639907A1 | European Patent Office (EPO) | A1 | |
| US5600725A | United States of America | A | |
| EP0639907B1 | European Patent Office (EPO) | B1 | |
| AT187588TThis record | Austria | T | |
| DE69327238D1 | Germany | D1 | |
| DE69327238T2 | Germany | T2 | |
| CA2130250C | Canada | C |
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
- 93113119
Titles2
- German
- VERFAHREN ZUR DIGITALEN UNTERSCHRIFT UND VERFAHREN ZUR SCHLÜSSELÜBEREINKUNFT
- English
- METHOD FOR THE DIGITAL SIGNATURE AND METHOD FOR KEY COMMUNICATION
Classification
- CPC, 5
- H04L9/0844
- G06F7/725
- G07F7/1016
- H04L9/3006
- H04L9/3247
- IPC, 4
- G06F7 72
- G07F7 10
- H04L9 08
- H04L9 32