The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 17, 2011

Filed:

Oct. 31, 2007
Applicants:

David A. Farber, Ojai, CA (US);

Ronald D. Lachman, Northbrook, IL (US);

Inventors:

David A. Farber, Ojai, CA (US);

Ronald D. Lachman, Northbrook, IL (US);

Assignees:

Kinetech, Inc., Studio City, CA (US);

Level 3 Communications, LLC, Broomfield, CO (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Similarity of data items is determined by analyzing corresponding segments of the data items. A function is applied to each segment of a data item and the output of that function is compared to the output of the same function applied to a corresponding segment of another data item. A function may be applied to the output of the functions. The functions may be hash or message digest functions.


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