IPR Details
Phillip Rogaway's Statement about IPR related to draft-krovetz-ocb-03 belonging to International Business Machines Corporation

Submitted: February 19, 2012 under the rules in RFC 3979 as updated by RFC 4879

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

Holder legal name International Business Machines Corporation

II. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure

Name Phillip Rogaway
Email rogaway@cs.ucdavis.edu
Other info

1212 Purdue Dr
Davis, CA 95616 USA
T: +1 530 753 0987

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

Internet-Draft: draft-krovetz-ocb ("The OCB Authenticated-Encryption Algorithm")
Revisions: 03

IV. Disclosure of Patent Information i.e., patents or patent applications required to be disclosed by RFC 3979 as updated by RFC 4879

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

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

US Patents 6,963,976 and 7,093,126
Date: Nov 8, 2005 and Aug 15, 2006
Country: USA

Notes: * The inventor on these patents is Charanjit Jutla (a computer scientist at IBM). His manager is Dr. Tal Rabin (IBM).

* This third-party disclosure is not an assertion that any claims of the cited patents read against OCB; I am simply disclosing all patents related to authenticated encryption that I am aware of (mine, Gligor’s, and Jutla’s).

* See http://www.cs.ucdavis.edu/~rogaway/ocb for up-to-date information.

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending No

V. Contact Information of Submitter of this Form

Submitter name
Submitter email

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