History for IPR disclosure
Don Hall's Patent Statement pertaining to SMIME

From: http://www.ietf.org/ietf-ftp/IPR/HALL-SMIME

The following was received June 20, 2000
From: Don Hall


Mr. Stephen Coya
Executive Director
Internet Engineering Task Force
1895 Preston White Drive, Suite 100
Reston, Virginia 20191-5434

Re: IPR Statement S/MIME

Dear Mr. Coya:

Don Hall, was awarded U.S. Patent No. 5,126,728 in 1992 that may
comprise methods used in S/MIME.

S/MIME methods may be derived from intellectual property
described in said patent. If S/MIME is established as an Internet
Standard, to the extent that Don Halls's Intellectual property is
comprised therein, nonexclusive licenses, on relevant patent claims,
will be made openly available for a reasonable fee, without
discrimination. These licenses will be granted for implementation and
use as defined in the various MIME related RFCs if it is approved as a
standard.


Parties interested in obtaining a license may contact:


Don Hall

703-527-3688
cosmictk@ex-pressnet.com