Dear Steve Donovan: An IPR disclosure that pertains to your RFC entitled "Session Initiation Protocol PSTN Call Flows" (RFC3666) was submitted to the IETF Secretariat on 2011-11-15 and has been posted on the "IETF Page of Intellectual Property Rights Disclosures" (https://datatracker.ietf.org/ipr/1651/). The title of the IPR disclosure is "Hitachi, Ltd.'s Statement about IPR related to RFC 3666 (4)."");
The IETF Secretariat _______________________________________________ ipr-announce mailing list [email protected] https://www.ietf.org/mailman/listinfo/ipr-announce
