This is a note from Microsoft following their analysis of the
third party IPR disclosure at
https://datatracker.ietf.org/public/ipr_detail_show.cgi?&ipr_id=652
Brian Carpenter
IETF Chair
-------- Original Message --------
Subject: RE: 499 patent review
Date: Mon, 13 Mar 2006 13:58:20 -0800
From: John Calhoon (LCA) <[EMAIL PROTECTED]>
To: Contreras, Jorge <[EMAIL PROTECTED]>
CC: Dan Christen (LCA) <[EMAIL PROTECTED]>, Jim Markwith (LCA) <[EMAIL PROTECTED]>, Peggy Moloney (LCA)
<[EMAIL PROTECTED]>, Tom Robertson (LCA) <[EMAIL PROTECTED]>, Amy Marasco (LCA) <[EMAIL PROTECTED]>,
Jason Matusow <[EMAIL PROTECTED]>, Brian E. Carpenter (E-mail 2) <[EMAIL PROTECTED]>, Bernard Aboba
<[EMAIL PROTECTED]>
Jorge,
After extensive review by our technical experts, Microsoft does not
believe that the 499 patent includes any claims which cover RFC 2462 or
RFC 2464
Please let me know if I can be of further assistance.
John Calhoon
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