System and method for verified delivery of e-mail messages
US8484294B1 · kind B1 · utility
8Cited by
12References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 2, 2001 |
| Grant date | Jul 9, 2013 |
| Priority date | — |
| Expiry date | Oct 25, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L51/23
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system and method delivers e-mail messages if it can validate the master name server, MX record, or both for the mail domain in the address of the message. Otherwise, the message may be sent by alternate means, such as a message printed and mailed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.