EP0641505A4
Continuous synchronous encryption and decryption in a wireless communications system throughout handoffs.
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 11 May 2013, 13.4 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| US5060266A | Cites | United States of America | A | Search report | 1-10 |
| US5081679A | Cites | United States of America | A | Search report | 1-10 |
20 members in 14 offices
Priority claims7
| Document | Office | Kind | Date |
|---|---|---|---|
| 19920888685 | United States of America | – | |
| 88868592 | United States of America | A | |
| 88868592 | United States of America | A | |
| 9304420 | United States of America | W | |
| 9304420 | United States of America | W | |
| US19920888685 | – | – | – |
| WO1993US04420 | – | – | – |
Members20
| Document | Office | Kind | |
|---|---|---|---|
| US5243653A | United States of America | A | |
| CA2135913A1 | Canada | A1 | |
| WO9325021A1 | World Intellectual Property Organization (WIPO) | A1 | |
| CN1082274A | China | A | |
| TW223207B | Taiwan Province of China | B | |
| MX9302947A | Mexico | A | |
| EP0641505A1 | European Patent Office (EPO) | A1 | |
| CN1030879C | China | C | |
| MY109185A | Malaysia | A | |
| EP0641505A4This record | European Patent Office (EPO) | A4 | |
| CA2135913C | Canada | C | |
| EP0641505B1 | European Patent Office (EPO) | B1 | |
| AT195043T | Austria | T | |
| ATE195043T1 | Austria | T1 | |
| DE69329111D1 | Germany | D1 | |
| ES2149816T3 | Spain | T3 | |
| DK0641505T3 | Denmark | T3 | |
| PT641505E | Portugal | E | |
| GR3034578T3 | Greece | T3 | |
| DE69329111T2 | Germany | T2 |
64 legal events, as 8 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | Office | |
|---|---|---|---|
| Opt-out of the competence of the unified patent court (upc) registeredP01 | P01 | EP | |
| Nl: lapsed or anulled due to non-payment of the annual feeLapsedNLV4 | NLV4 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Announcement of lapse in spainLapsedFD2A | FD2A | ES | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Notification of lapseLapsedST | ST | FR | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Patent ceasedCeasedPL | PL | CH | |
| Se: european patent has lapsedLapsedEUG | EUG | EP | |
| Ep patent lapsedLapsedEBP | EBP | DK | |
| Gb: european patent ceased through non-payment of renewal feeCeasedGBPC | GBPC | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Annulment/lapse due to non-payment of fees, searched and examined patentLapsedLAPSE DUE TO NON-PAYMENT OF FEESMM4A | MM4A | PT | |
| Patent lapsedLapsedMM4A | MM4A | IE | |
| European patent in force as of 2002-01-01IF02 | IF02 | GB | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| No opposition filedOpposition26N | 26N | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| No opposition filed within time limitOppositionORIGINAL CODE: 0009261PLBE | PLBE | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: NO OPPOSITION FILED WITHIN TIME LIMITSTAA | STAA | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Translation is availableAVAILABILITY OF NATIONAL TRANSLATIONSC4A | SC4A | PT | |
| Ep patent with danish claimsT3 | T3 | DK | |
| Definitive protectionFG2A | FG2A | ES | |
| Corresponds to:REF | REF | EP | |
| Fr: translation filedET | ET | EP | |
| European patents granted designating irelandGrantedFG4D | FG4D | IE | |
| European patent takes effect as a national patent in ch/liEP | EP | CH | |
| New agentNV | NV | CH | |
| Designated contracting statesAK | AK | EP | |
| Corresponds to:REF | REF | EP | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| It: translation for a ep patent filedITF | ITF | EP | |
| It: translation for a ep patent filedITF | ITF | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOS IGRAGRAH | GRAH | EP | |
| Despatch of communication of intention to grantORIGINAL CODE: EPIDOS AGRAGRAG | GRAG | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOS IGRAGRAH | GRAH | EP | |
| Despatch of communication of intention to grantORIGINAL CODE: EPIDOS AGRAGRAG | GRAG | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Supplementary search report drawn up and despatchedA4 | A4 | EP | |
| Designated contracting statesAK | AK | EP | |
| Main classification (correction)RHK1 | RHK1 | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI | EP |
Numbers
- Publication
- 0641505
- Publication, DOCDB
- 0641505
- Publication, EPODOC
- EP0641505
- Application
- 93911216
- Application, DOCDB
- 93911216
- Application, EPODOC
- EP19930911216
Titles3
- English
- CONTINUOUS SYNCHRONOUS ENCRYPTION AND DECRYPTION IN A WIRELESS COMMUNICATIONS SYSTEM THROUGHOUT HANDOFFS
- German
- KONTINUIERLICHE SYNCHRONE VER- UND ENTSCHLÜSSELUNG IN EINEM DRAHTLOSEN KOMMUNIKATIONSSYSTEM WÄHREND DES WEITERREICHENS EINER VERBINDUNG
- French
- CHIFFREMENT ET DECHIFFREMENT SYNCHRONES CONTINUS DANS UN SYSTEME DE COMMUNICATIONS SANS FIL PAR L'INTERMEDIAIRE DE TRANSFERTS
Classification
- CPC, 4
- H04L9/12
- H04W36/00
- H04L2209/80
- H04W12/033
- IPC, 2
- H04L9 12
- H04W12 00
Designated states1
- Contracting states, 1
- Sweden