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.

Patent No.:

US 7440942 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 21, 2008

Filed:

Nov. 15, 2004
Applicants:

Heidi E. Dixon, Eugene, OR (US);

Matthew L. Ginsberg, Eugene, OR (US);

David Hofer, Eugene, OR (US);

Eugene M. Luks, Eugene, OR (US);

Inventors:

Heidi E. Dixon, Eugene, OR (US);

Matthew L. Ginsberg, Eugene, OR (US);

David Hofer, Eugene, OR (US);

Eugene M. Luks, Eugene, OR (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

Data in a database describe an application domain such as a satisfiability problem. The data are represented in a manner that expresses the structure inherent in the data and one such representation uses group theory and represents the data as one or more 'augmented clauses,' where each clause has a pair (c, G) including a database element c and a group G of group elements g acting on it. A query is encoded in a group theory representation and is executed on the group theory representation of the data to identify database elements and associated group elements satisfying the query. If desired, the satisfying database elements are converted from the group theory representation to the native representation of the data.


Find Patent Forward Citations

Dixon, Heidi. (2008). Database manipulations using group theory (U.S. Patent No. 7440942). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7440942

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