AT197656T
One-show blind signature systems
Abstract
This record has no abstract on file.
Term
No projected expiry on record.
- Priority
- Filed
- Granted
- Today
48 members in 9 offices
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 16880288 | United States of America | A | |
| 8901061 | United States of America | W |
Members48
| Document | Office | Kind | |
|---|---|---|---|
| EP0139313A2 | European Patent Office (EPO) | A2 | |
| EP0139313A3 | European Patent Office (EPO) | A3 | |
| EP0218305A1 | European Patent Office (EPO) | A1 | |
| US4759063A | United States of America | A | |
| US4759064A | United States of America | A | |
| EP0318097A1 | European Patent Office (EPO) | A1 | |
| WO8908957A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU3560989A | Australia | A | |
| WO8911762A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU3771489A | Australia | A | |
| US4914698A | United States of America | A | |
| US4926480A | United States of America | A | |
| US4947430A | United States of America | A | |
| EP0407465A1 | European Patent Office (EPO) | A1 | |
| US4987593A | United States of America | A | |
| EP0418328A1 | European Patent Office (EPO) | A1 | |
| JPH03505032A | Japan | A | |
| JPH04500440A | Japan | A | |
| EP0218305B1 | European Patent Office (EPO) | B1 | |
| AT75893T | Austria | T | |
| ATE75893T1 | Austria | T1 | |
| DE3685186D1 | Germany | D1 | |
| EP0139313B1 | European Patent Office (EPO) | B1 | |
| AT78127T | Austria | T | |
| ATE78127T1 | Austria | T1 | |
| DE3485804D1 | Germany | D1 | |
| EP0407465A4 | European Patent Office (EPO) | A4 | |
| DE3485804T2 | Germany | T2 | |
| EP0418328A4 | European Patent Office (EPO) | A4 | |
| ES2032746T3 | Spain | T3 | |
| GR3005322T3 | Greece | T3 | |
| EP0773647A2 | European Patent Office (EPO) | A2 | |
| EP0418328B1 | European Patent Office (EPO) | B1 | |
| AT156639T | Austria | T | |
| ATE156639T1 | Austria | T1 | |
| DE68928240D1 | Germany | D1 | |
| EP0318097B1 | European Patent Office (EPO) | B1 | |
| AT164278T | Austria | T | |
| ATE164278T1 | Austria | T1 | |
| DE3856149D1 | Germany | D1 | |
| DE3856149T2 | Germany | T2 | |
| EP0407465B1 | European Patent Office (EPO) | B1 | |
| EP0773647A3 | European Patent Office (EPO) | A3 | |
| AT197656TThis record | Austria | T | |
| ATE197656T1 | Austria | T1 | |
| DE68929263D1 | Germany | D1 | |
| DE68929263T2 | Germany | T2 | |
| JP3333503B2 | Japan | B2 |
3 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Ceased due to non-payment of the annual feeCeasedREN | REN | |
| Change in the person of patent ownerEEIH | EEIH | |
| Publication of translation of european patent specificationUEP | UEP |
Numbers
- Application
- 89905483
Titles2
- German
- BLINDUNTERSCHRIFTENSYSTEME MIT EINER EINZIGEN VORLAGE
- English
- BLIND SIGNATURE SYSTEMS WITH A SINGLE TEMPLATE
Classification
- CPC, 6
- G06Q20/06
- G06Q20/3825
- G07F7/1016
- H04L9/302
- H04L9/3257
- H04L2209/56
- IPC, 5
- G06Q20 06
- G06Q20 38
- G07F7 10
- G09C1 00
- H04L9 32