EP3811557A4
Method and system to derive a session key to secure an information exchange channel between a host system and a data processing accelerator
Abstract
This record has no abstract on file.
Term
12.3 yearsto projected expiry
Projected expiry 4 January 2039, counted from filing; an application has no term until it is granted.
- Priority and filed
- Published
- Today
- Projected expiry
37 sheets
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Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US2003026428A1 | Cites | United States of America | Search report |
| US2010290624A1 | Cites | United States of America | Search report |
| US2013091353A1 | Cites | United States of America | Search report |
| US2015372811A1 | Cites | United States of America | Search report |
| US2018359099A9 | Cites | United States of America | Search report |
| US7424615B1 | Cites | United States of America | Search report |
| See also references of WO 2020140260A1 | Non-patent | – | Search report |
7 members in 4 offices
Members7
| Document | Office | Kind | |
|---|---|---|---|
| WO2020140260A1 | World Intellectual Property Organization (WIPO) | A1 | |
| CN112236972A | China | A | |
| EP3811557A1 | European Patent Office (EPO) | A1 | |
| US2021250174A1 | United States of America | A1 | |
| US11233652B2 | United States of America | B2 | |
| EP3811557A4This record | European Patent Office (EPO) | A4 | |
| CN112236972B | China | B |
51 legal events, as 8 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
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| 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 | |
| Deletion acc. to par. 5 (withdrawal of the translation of the ep patent)MK05 | MK05 | AT | |
| 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 | |
| Invalidation of extension of european patentsMG9D | MG9D | LT | |
| 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 | |
| Patent invalid in the netherlands as no translation has been filedMP | MP | NL | |
| European patents granted designating irelandGrantedFG4D | FG4D | IE | |
| Dpma publication of mentioned ep patent grantGrantedR096 | R096 | DE | |
| Designated contracting statesAK | AK | EP | |
| Ip right grantedGrantedST27 STATUS EVENT CODE: U-0-0-F10-F00 (AS PROVIDED BY THE NATIONAL OFFICE)F10 | F10 | CH | |
| European patent grantedGrantedFG4D | FG4D | GB | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE PATENT HAS BEEN GRANTEDSTAA | STAA | EP | |
| Grant fee paidORIGINAL CODE: EPIDOSNIGR3GRAS | GRAS | EP | |
| Intention to grant announcedINTG | INTG | EP | |
| Information on inventor provided before grant (corrected)RIN1 | RIN1 | EP | |
| Information on inventor provided before grant (corrected)RIN1 | RIN1 | EP | |
| Information on inventor provided before grant (corrected)RIN1 | RIN1 | EP | |
| Information on inventor provided before grant (corrected)RIN1 | RIN1 | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP | GRAP | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: GRANT OF PATENT IS INTENDEDSTAA | STAA | EP | |
| Supplementary search report drawn up and despatchedA4 | A4 | EP | |
| Request for validation of the european patent (deleted)DAV | DAV | EP | |
| Request for extension of the european patent (deleted)DAX | DAX | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Party data changed (applicant data changed or rights of an application transferred)RAP1 | RAP1 | EP | |
| Party data changed (applicant data changed or rights of an application transferred)RAP1 | RAP1 | EP | |
| Party data changed (applicant data changed or rights of an application transferred)RAP1 | RAP1 | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAX | AX | EP | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: REQUEST FOR EXAMINATION WAS MADESTAA | STAA | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADESTAA | STAA | EP |
Numbers
- Publication
- 3811557
- Application
- 199073792
Titles3
- German
- VERFAHREN UND SYSTEM ZUR ABLEITUNG EINES SITZUNGSSCHLÜSSELS ZUR SICHERUNG EINES INFORMATIONSAUSTAUSCHKANALS ZWISCHEN EINEM HOST-SYSTEM UND EINEM DATENVERARBEITUNGSBESCHLEUNIGER
- English
- METHOD AND SYSTEM TO DERIVE A SESSION KEY TO SECURE AN INFORMATION EXCHANGE CHANNEL BETWEEN A HOST SYSTEM AND A DATA PROCESSING ACCELERATOR
- French
- PROCÉDÉ ET SYSTÈME DE DÉRIVATION DE CLÉ DE SESSION POUR SÉCURISER UN CANAL D'ÉCHANGE D'INFORMATIONS ENTRE UN SYSTÈME HÔTE ET UN ACCÉLÉRATEUR DE TRAITEMENT DE DONNÉES
Classification
- CPC, 7
- H04L9/0825
- H04L9/3228
- H04L9/0838
- H04L9/0869
- H04L9/3271
- H04L9/0861
- H04L9/3297
- IPC, 3
- H04L9 00
- H04L9 08
- H04L9 32
Designated states38
- Contracting states, 38
- Albania
- Austria
- Belgium
- Bulgaria
- Switzerland
- Cyprus
- Czechia
- Germany
- Denmark
- Estonia
- Spain
- Finland
- France
- United Kingdom
- Greece
- Croatia
- Hungary
- Ireland
- Iceland
- Italy
- Liechtenstein
- Lithuania
- Luxembourg
- Latvia
and 14 moreShow fewer
- Monaco
- North Macedonia
- Malta
- Netherlands (Kingdom of the)
- Norway
- Poland
- Portugal
- Romania
- Serbia
- Sweden
- Slovenia
- Slovakia
- San Marino
- Türkiye