EP1550257A4
Method and apparatus for authenticating electronic mail
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 6 October 2023, 3 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
8 sheets
Sheet 1 Sheet 2 Sheet 3 Sheet 4 Sheet 5 Sheet 6 Sheet 7 Sheet 8
Every citation, both ways
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| US2002116641A1 | Cites | United States of America | A | Search report | 1-29 |
| US6321267B1 | Cites | United States of America | X | Search report | 1-29 |
| LINDBERG G: "RFC 2505: Anti-Spam Recommendations for SMTP MTAS", INTERNET CITATION, February 1999 (1999-02-01), XP002298847, Retrieved from the Internet <URL:http://www.ietf.org/rfc/rfc2505.txt> [retrieved on 19990228] | Non-patent | – | – | Search report | – |
| LONN R: "Re: automated spam detection", INTERNET CITATION, 16 February 1999 (1999-02-16), XP002229453, Retrieved from the Internet <URL:http://www.ripe.net/ripe/mail-archives/anti-spam-wg/1999/msg00156.html> [retrieved on 20030130] | Non-patent | – | – | Search report | – |
| See also references of WO 2004034198A2 | Non-patent | – | – | Search report | – |
17 members in 5 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 266384 | United States of America | – | |
| 26638402 | United States of America | A | |
| 0331648 | United States of America | W |
Members17
| Document | Office | Kind | |
|---|---|---|---|
| US2004068542A1 | United States of America | A1 | |
| WO2004034198A2 | World Intellectual Property Organization (WIPO) | A2 | |
| AU2003279852A1 | Australia | A1 | |
| AU2003279852A8 | Australia | A8 | |
| WO2004034198A3 | World Intellectual Property Organization (WIPO) | A3 | |
| EP1550257A2 | European Patent Office (EPO) | A2 | |
| CN1703868A | China | A | |
| US7072944B2 | United States of America | B2 | |
| US2006206572A1 | United States of America | A1 | |
| US7320021B2 | United States of America | B2 | |
| US2008098077A1 | United States of America | A1 | |
| EP1550257A4This record | European Patent Office (EPO) | A4 | |
| US7831671B2 | United States of America | B2 | |
| CN1703868B | China | B | |
| US2011010426A1 | United States of America | A1 | |
| US8078683B2 | United States of America | B2 | |
| EP1550257B1 | European Patent Office (EPO) | B1 |
64 legal events, as 8 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | Office | |
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| Opt-out of the competence of the unified patent court (upc) registeredP01 | P01 | 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 | |
| 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 | |
| Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal feeWithdrawnR119 | R119 | DE | |
| 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 because of non-payment of the annual feeLapsedMM | MM | BE | |
| 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 ceasedCeasedPL | PL | CH | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| No opposition filedOpposition26N | 26N | 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 | |
| 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 | |
| No opposition filed against granted patent, or epo opposition proceedings concluded without decisionGrantedR097 | R097 | DE | |
| 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 | |
| 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 | |
| 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 | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| European patents granted designating irelandGrantedFG4D | FG4D | IE | |
| Reference to at number (ep patent validated in austria)REF | REF | AT | |
| Dpma publication of mentioned ep patent grantGrantedR096 | R096 | DE | |
| European patent takes effect as a national patent in ch/liEP | EP | CH | |
| Designated contracting statesAK | AK | EP | |
| 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 | |
| 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 | |
| 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 on the status of an ep patent application or granted ep patentGrantedSTATUS: EXAMINATION IS IN PROGRESSSTAA | STAA | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Supplementary search report drawn up and despatchedA4 | A4 | EP | |
| Request for extension of the european patent (deleted)DAX | DAX | EP | |
| Party data changed (applicant data changed or rights of an application transferred)RAP1 | RAP1 | 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 |
Numbers
- Publication
- 1550257
- Application
- 37731791
Titles3
- German
- VERFAHREN UND VORRICHTUNG ZUM AUTHENTISIEREN VOM EMAIL
- English
- METHOD AND APPARATUS FOR AUTHENTICATING ELECTRONIC MAIL
- French
- PROCEDE ET DISPOSITIF POUR L'AUTHENTIFICATION DE COURRIER ELECTRONIQUE
Classification
- CPC, 8
- H04L63/1416
- G06Q10/107
- H04L63/126
- H04L63/1466
- H04L63/1483
- H04L61/4555
- H04L51/48
- H04L51/212
- IPC, 5
- H04L12 58
- H04L29 06
- H04L29 12
- H04L9 00
- G06F15 16
Designated states27
- Contracting states, 27
- Austria
- Belgium
- Bulgaria
- Switzerland
- Cyprus
- Czechia
- Germany
- Denmark
- Estonia
- Spain
- Finland
- France
- United Kingdom
- Greece
- Hungary
- Ireland
- Italy
- Liechtenstein
- Luxembourg
- Monaco
- Netherlands (Kingdom of the)
- Portugal
- Romania
- Sweden
and 3 moreShow fewer
- Slovenia
- Slovakia
- Türkiye