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.:
Date of Patent:
Oct. 16, 2012
Filed:
Jan. 11, 2007
Applicants:
John Gardiner Myers, Santa Clara, CA (US);
Yanyan Yang, Sunnyvale, CA (US);
Inventors:
John Gardiner Myers, Santa Clara, CA (US);
Yanyan Yang, Sunnyvale, CA (US);
Assignee:
Proofpoint, Inc., Sunnyvale, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/60 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method is described that includes converting the present image of resolution N to resolution M, M being less than N. The method also includes generating a signature of the present converted image. The method further includes comparing the signature of the present converted image to stored signatures of converted spam images, the converted spam images being of resolution M. The method also includes determining spam features corresponding to the stored signatures of converted spam images that match the signature of the present converted image.