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:
Feb. 21, 2012

Filed:

Feb. 28, 2006
Applicants:

Murali M. Karamchedu, Beaverton, OR (US);

Jeffrey B. Sponaugle, Tigard, OR (US);

Inventors:

Murali M. Karamchedu, Beaverton, OR (US);

Jeffrey B. Sponaugle, Tigard, OR (US);

Assignee:

Kryptiq Corporation, Hillsboro, OR (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
Abstract

Embodiments of the present invention provide methods and systems for methods and apparatuses for generating digital signatures of digital contracts, such as digital health care contracts. More specifically, embodiments of the present invention provide methods and systems for generating and using cascading digital signatures to identify a digital contract, enabling the digital contract's integrity to be assured, and rendering the digital contract non-repudiative.


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