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IPR Details
AT&T's patent claim pertaining to draft-mogul-http-delta

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

Submitted: February 23, 2001 under the rules in RFC 2026.

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.

I. Patent Holder/Applicant ("Patent Holder")

Holder legal name AT&T

II. Patent Holder's Contact for License Application

Holder contact name Thomas F. Frost
Holder contact email tfrost@att.com
Holder contact info

AT&T Intellectual Property Licensing
Room 2E37, Bldg. 104
180 Park Avenue, Florham Park, NJ 07932

III. IETF Document or Other Contribution to Which this IPR Disclosure Relates

Internet-Draft:
draft-mogul-http-delta ("Delta encoding in HTTP")
Notice:
No revisions for this Internet-Draft were specified in this disclosure. The Internet-Draft's revision was 07 at the time this disclosure was posted. Contact the discloser or patent holder if there are questions about which revisions this disclosure pertains to.

IV. Disclosure of Patent Information
i.e., patents or patent applications required to be disclosed by RFC 2026

A. For granted patents or published pending patent applications, please provide the following information:

Patent, Serial, Publication, Registration, or Application/File number(s)

US Patent No. 5,931,904

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending 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):

Licensing See Text Below for Licensing Declaration
Licensing information, comments, notes, or URL for further information

This is to advise the IETF that AT&T believes it owns at least one patent
that may relate to Internet Draft document "draft-mogul-http-delta-07.txt",
including United States Patent No. 5,931,904. To the extent that the
technology discussed in that Internet Draft becomes an IETF Standard and to
the extent claims of AT&T's patents are required to implement the IETF
Standard, AT&T agrees that, upon written request, AT&T will offer, on a
nondiscriminatory basis, non-exclusive, royalty-free licenses under such
patent claims to implement that IETF Standard. AT&T's willingness to grant
such licenses is conditioned upon the prospective licensee granting a
reciprocal license to AT&T under any patents that the prospective licensee
has to any technology required to implement that IETF 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

Submitter name
Submitter email

Only those sections of the relevant entry form where the submitter provided information are displayed above.