IPR Search
The material posted as IPR disclosures should be viewed as originating from the source of that information, and any issue or question related to the material should be directed to the source rather than the IETF. There is no implied endorsement or agreement by the IETF, the IESG or any other IETF entities with any of the material.
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Document IPR search results
rfc3261
Total number of IPR disclosures found: 4.
| Date | ID | Statement |
|---|---|---|
| 2010-08-23 | 1390 | QUALCOMM Incorporated's Statement about IPR related to RFC 2543
(Updates ID#: 1371) |
| 2010-08-09 | 1371 | QUALCOMM Incorporated's Statement about IPR related to RFC 2543 |
| 2005-05-23 | 579 | AT&T's statement about IPR claimed in RFC 3261
(Updates ID#: 45) |
| 2002-02-01 | 62 | AT&T's Patent Statement pertaining to draft-ietf-sip-rfc2543bis |
Total number of documents searched: 4.
| Date | ID | Statement |
|---|---|---|
| Results for RFC 3261 ("SIP: Session Initiation Protocol") | ||
| 2005-05-23 | 579 | AT&T's statement about IPR claimed in RFC 3261
(Updates ID#: 45) |
| Results for RFC 2543 ("SIP: Session Initiation Protocol"), which was obsoleted by RFC 3261 ("SIP: Session Initiation Protocol") | ||
| 2010-08-09 | 1371 | QUALCOMM Incorporated's Statement about IPR related to RFC 2543 |
| 2010-08-23 | 1390 | QUALCOMM Incorporated's Statement about IPR related to RFC 2543
(Updates ID#: 1371) |
| Results for draft-ietf-sip-rfc2543bis ("SIP: Session Initiation Protocol"), which became rfc RFC 3261 ("SIP: Session Initiation Protocol") | ||
| 2002-02-01 | 62 | AT&T's Patent Statement pertaining to draft-ietf-sip-rfc2543bis |
| Results for draft-ietf-mmusic-sip ("SIP: Session Initiation Protocol"), which became rfc RFC 2543 ("SIP: Session Initiation Protocol") | ||
| No IPR disclosures have been submitted directly on draft-ietf-mmusic-sip, but there are disclosures on related documents, listed on this page. | ||