Title: Global IP Sound's Statement About IPR Claimed in draft-ietf-avt-ilbc-codec Updated: May 14, 2004 From: Alan Duric Global IP Sound Inc. and its subsidiaries ("GIPS") would like to clarify their position with respect to any patent applications associated with its submission of the iLBC (internet low bit-rate) codec technology to the IETF for standards/RFC consideration. GIPS has sought patent protection regarding technology submitted to the IETF for use in standards and/or RFCs. This notice is provided in accordance with RFC 3667 and RFC 3668 (Bradner, February 2004). If GIPS has any patents or pending applications for GIPS technology submitted to the IETF and the technology is required to fully implement and comply with draft-ietf-avt-ilbc-codec and draft-ietf-avt-rtp-ilbc and to the RFCs arising from these internet drafts, GIPS provides this written assurance that it intends to provide, upon written request from a party implementing the IETF technology, a royalty-free license for any party to implement, use, and distribute the technology or works when implementing, using, or distributing technology based upon the specific specifications under openly specified, reasonable, non-discriminatory terms, solely to the extent such technology is essential to comply with the specific specifications and to the RFC arising from these specifications, and provided a reciprocal license is granted to GIPS and other parties under any patents or pending applications that the license applicant has to any technology essential to implement that IETF technology. Requests may be sent to: Global IP Sound, Inc. 900 Kearny Street, 5th Floor San Francisco, CA 94133-5124, USA Telephone: +1 415 397 2555 e-mail: info@globalipsound.com