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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
draft-ietf-sip-rfc2543bis

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 draft-ietf-sip-rfc2543bis ("SIP: Session Initiation Protocol")
2002-02-01 62 AT&T's Patent Statement pertaining to draft-ietf-sip-rfc2543bis
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 draft-ietf-sip-rfc2543bis ("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-mmusic-sip ("SIP: Session Initiation Protocol"), which was obsoleted by draft-ietf-sip-rfc2543bis ("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.

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