Hifn's Statement about IPR claimed in draft-friend-tls-lzs-compression, RFC1967, RFC1974, RFC2118, RFC2395, and RFC3078
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This IPR disclosure has been updated by IPR disclosure ID #519, "Hifn's Statement on IPR Claimed in LZS and MPPC compression algorithms".
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Submitted Date: April 2, 2004
The text of the original IPR declaration:
Title: Hifn's Statement about IPR claimed in draft-friend-tls-lzs-compression, RFC1967, RFC1974, RFC2118, RFC2395, and RFC3078 Received: April 2, 2004, updated April 22, 2004 From: Robert C. Friend This note is to advise the IETF that the LZS and MPPC compression algorithms are subject to patent and other intellectual property rights claims, specifically U.S. patent numbers 4,701,745, 5,003,307, 5,016,009, 5,126,739, 5,146,221, 5,414,425, 5,414,850, 5,463,390, 5,506,580, 5,532,694. Implementations of LZS and MPPC compression methods are referenced in certain IETF documents, specifically RFC1967, RFC1974, RFC2118, RFC2395, RFC3078, and draft-friend-tls-lzs-compression-03.txt. Software licenses for a reference implementation are available for use in IPPCP, IPSec, PPP, in addition to TLS applications at no cost. Software licenses are available on a non-discriminatory basis. Hardware implementations are also available. For more information, contact Hifn at the address listed with the author's address. For more information, contact Hifn at the address listed below or at the RFC author's address. Hifn 750 University Ave. Los Gatos, CA 95032 www.hifn.com