EP0900487A4
Cryptographic file labeling system for supporting secured access by multiple users
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 14 April 2017, 9.4 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
9 sheets
Sheet 1 Sheet 2 Sheet 3 Sheet 4 Sheet 5 Sheet 6 Sheet 7 Sheet 8 Sheet 9
Every citation, both waysCites: the store holds 9 of 10
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| EP0447063A2 | Cites | European Patent Office (EPO) | XY | Search report | 21-25,28,39 |
| EP0466916A1 | Cites | European Patent Office (EPO) | A | Search report | 1-8 |
| EP0679977A1 | Cites | European Patent Office (EPO) | A | Search report | 13,15,18,19 |
| US4881263A | Cites | United States of America | Y | Search report | 13,15,18-20,33,42 |
| US5052040A | Cites | United States of America | AD | Search report | – |
| US5465299A | Cites | United States of America | Y | Search report | 1-8,11,29,31,32,38,40,41 |
| EP0447063A | Cites | European Patent Office (EPO) | – | – | – |
| EP0466916A | Cites | European Patent Office (EPO) | – | – | – |
| EP0679977A | Cites | European Patent Office (EPO) | – | – | – |
| See also references of WO 9742726A1 | Non-patent | – | – | Search report | – |
6 members in 4 offices
Priority claims9
| Document | Office | Kind | Date |
|---|---|---|---|
| 642217 | United States of America | – | |
| 64221796 | United States of America | A | |
| 64221796 | United States of America | A | |
| 9706335 | United States of America | W | |
| 9706335 | United States of America | W | |
| 642217 | – | – | – |
| US19960642217 | – | – | – |
| US1997006335 | – | – | – |
| WO1997US06335 | – | – | – |
Members6
| Document | Office | Kind | |
|---|---|---|---|
| CA2253585A1 | Canada | A1 | |
| WO9742726A1 | World Intellectual Property Organization (WIPO) | A1 | |
| EP0900487A1 | European Patent Office (EPO) | A1 | |
| US5953419A | United States of America | A | |
| EP0900487A4This record | European Patent Office (EPO) | A4 | |
| CA2253585C | Canada | C |
9 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Application deemed to be withdrawnWithdrawn18D | 18D | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA | STAA | |
| First examination report despatched17Q | 17Q | |
| Supplementary search report drawn up and despatchedA4 | A4 | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | |
| Request for examination filed17P | 17P | |
| Designated contracting statesAK | AK | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI |
Numbers
- Publication
- 0900487
- Publication, DOCDB
- 0900487
- Publication, EPODOC
- EP0900487
- Application
- 97922323
- Application, DOCDB
- 97922323
- Application, EPODOC
- EP19970922323
Titles3
- German
- KRYPTOGRAPHISCHES DATEIMARKIERUNGSSYSTEM ZUR UNTERSTÜTZUNG EINES GESICHTERTEN ZUGANGS MEHRERER BENUTZER
- English
- CRYPTOGRAPHIC FILE LABELING SYSTEM FOR SUPPORTING SECURED ACCESS BY MULTIPLE USERS
- French
- SYSTEME POUR L'ECRITURE DE LABELS CRYPTOGRAPHIQUES DE FICHIERS GARANTISSANT UN ACCES PROTEGE A DES UTILISATEURS MULTIPLES
Classification
- CPC, 5
- G06F21/6209
- G06F12/1408
- G06F2211/007
- G06F2211/008
- G06F2221/2141
- IPC, 4
- H04K1 00
- G06F1 00
- G06F12 14
- G06F21 00
Designated states1
- Contracting states, 1
- United Kingdom