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IBM Patent Statement pertaining to RFCs 2630 through RFC2634 (SMIME), and RFC2459(PKIX)

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

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Update this IPR disclosure. Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.

Submitted Date: August 10, 2000

'I'. Patent Holder/Applicant ("Patent Holder")
Legal Name: IBM Corporation
'II'. Patent Holder's Contact for License Application
Name:Gerrianne Delaney
Email:
Other Info:
(address,phone,etc)

IBM Director of Licensing
North Castle Drive, Armonk, N.Y., 10504

'III'. IETF Document or Other Contribution to Which this IPR Disclosure Relates:
RFC: "Cryptographic Message Syntax"
(RFC2630)
RFC: "Enhanced Security Services for S/MIME"
(RFC2634)
RFC: "S/MIME Version 3 Certificate Handling"
(RFC2632)
RFC: "S/MIME Version 3 Message Specification"
(RFC2633)
RFC: "Internet X.509 Public Key Infrastructure Certificate and CRL Profile"
(RFC2459)
RFC: "Diffie-Hellman Key Agreement Method"
(RFC2631)
'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):

IBM patent 5953420

B. Does this disclosure relate to an unpublished pending patent application?: no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:

Where there is a necessary dependence upon this patent to implement the
algorithms, IBM will provide, upon written request from implementers of
S/MIME or PKIX, a non-exclusive license under reasonable and
non-discriminatory terms and conditions, in accordance with IBM's usual
licensing practices.

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
Name:Chuck Adams, Jr.
Email:wcadams@us.ibm.com
'VII'. Other Notes:

- RFC 2630 Cryptographic Message Syntax
- RFC 2631 Diffie-Hellman Key Agreement Method
- RFC 2632 S/MIME Version 3 Certificate Handling
- RFC 2633