History for IPR disclosure
DoCoMo USA Labs' Statement about IPR claimed in rfc-4068.txt

From: http://www.ietf.org/ietf-ftp/IPR/docomo-ipr-rfc-4068.txt

DoCoMo USA Labs' Statement about IPR claimed in  rfc-4068.txt
Date: 7 November 2005
From: Toshiro Kawahara

* DoCoMo Communications Laboratories USA, Inc. (DoCoMo USA Labs)
  will not assert its US Patent or its non-US
  counterpart against any party that implements rfc-4068.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.
            kawahara@docomolabs-usa.com
            Tel: +1-408-451-4716
            FAX: +1-408-573-1090
            181 Metro Drive, Suite 300
            San Jose, CA 95110