DoCoMo USA Labs' statementabout IPR claimed in draft-kempf-mobopts-ringsig-ndproxy-00.txt
Date: 3 August 2005
From: Toshiro Kawahara <[email protected]>

* DoCoMo Communications Laboratories USA, Inc. (DoCoMo USA Labs)
 will not assert its US Patent or its non-US
 counterpart against any party that implements draft-kempf-
 mobopts-ringsig-ndproxy-00.txt or any derivative, when this
 is employed as a standard.

This grant of rights will terminate with respect to any party
that asserts a patent it owns, directly or indirectly, against
DoCoMo USA Labs and affiliates for their implementation and
operation in compliance with this technology or any derivative.
This termination will occur as of the date the patent is
asserted against DoCoMo USA Labs and affiliates.


With best regards,

           Toshiro Kawahara
           Senior Vice President
           DoCoMo Communications Laboratories USA, Inc.
           [email protected]
           Tel: +1-408-451-4716
           FAX: +1-408-573-1090
           181 Metro Drive, Suite 300
           San Jose, CA 95110