IPR Search
Document IPR search results for draft-ietf-sipping-pstn-call-flows
Total number of IPR disclosures found: 4.
Date | ID | Statement |
---|---|---|
2011-11-15 | 1651 | Hitachi, Ltd.'s Statement about IPR related to RFC 3666
(Updates ID#: 1562) |
2011-05-25 | 1562 | Hitachi, Ltd.'s Statement about IPR related to RFC 3666
(Updates ID#: 1414) |
2010-10-04 | 1414 | Hitachi, Ltd.'s Statement about IPR related to RFC 3666
(Updates ID#: 1300) |
2010-03-23 | 1300 | Hitachi, Ltd.'s Statement about IPR related to RFC 3666 |
Total number of documents searched: 3.
Date | ID | Statement |
---|---|---|
Results for bcp76 ("Session Initiation Protocol (SIP) Public Switched Telephone Network (PSTN) Call Flows"): | ||
No IPR disclosures have been submitted directly on bcp76, but there are disclosures on related documents, listed on this page. | ||
Results for draft-ietf-sipping-pstn-call-flows ("Session Initiation Protocol (SIP) Public Switched Telephone Network (PSTN) Call Flows"): | ||
No IPR disclosures have been submitted directly on draft-ietf-sipping-pstn-call-flows, but there are disclosures on related documents, listed on this page. | ||
Results for RFC3666 ("Session Initiation Protocol (SIP) Public Switched Telephone Network (PSTN) Call Flows"): | ||
2010-03-23 | 1300 | Hitachi, Ltd.'s Statement about IPR related to RFC 3666 |
2010-10-04 | 1414 | Hitachi, Ltd.'s Statement about IPR related to RFC 3666
(Updates ID#: 1300) |
2011-05-25 | 1562 | Hitachi, Ltd.'s Statement about IPR related to RFC 3666
(Updates ID#: 1414) |
2011-11-15 | 1651 | Hitachi, Ltd.'s Statement about IPR related to RFC 3666
(Updates ID#: 1562) |