Skip to main content

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.

Back

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: 3.

Date ID Statement
Results for RFC 2543 ("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 was became rfc 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)

Back