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Don Hall's Patent Statement pertaining to Ipsec ESP, SAID

The text of the original IPR disclosure is available in the disclosure history.

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Submitted Date: May 16, 2000

'I'. Patent Holder/Applicant ("Patent Holder")
Legal Name: Don Hall
'II'. Patent Holder's Contact for License Application
Name:Don Hall
Other Info:

T: 703-527-3688

'III'. IETF Document or Other Contribution to Which this IPR Disclosure Relates:
Designations for Other Contributions:Ipsec ESP, SAID
'IV'. Disclosure of Patent Information (i.e., patents or patent applications required to be disclosed by Section 6 of RFC 3979)
A. For granted patents or published pending patent applications, please provide the following information:
Patent, Serial, Publication, Registration, or Application/File number(s):

Date: 1992
Country: USA

Notes: Don Hall, was awarded U.S. Patent No. 5,126,728 in 1992 that may
comprise methods used in Ipsec, ESP, SAID, when used in combination with
encryption and tunneling.

B. Does this disclosure relate to an unpublished pending patent application?: no
'V'. Licensing Declaration
The Patent Holder states that its position with respect to licensing any patent claims contained in the patent(s) or patent application(s) disclosed above that would necessarily be infringed by implementation of the technology required by the relevant IETF specification ("Necessary Patent Claims"), for the purpose of implementing such specification, is as follows(select one licensing declaration option only):
See Text Below for Licensing Declaration
Licensing information, comments, notes, or URL for further information:

IPsec ESP, and SAID, may be derived from intellectual property
described in said patent. If IP ESP, SAID 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 IPsec RFC if it is approved as a standard.

Note: The individual submitting this template represents and warrants that he or she is authorized by the Patent Holder to agree to the above-selected licensing declaration.
'VI'. Contact Information of Submitter of this Form