Patent 08285991 - Electronically signing a document > Summary

US Patent

Patent Application No. US 08285991

Published on Oct 9, 2012

Application No. 12/368532

Field on Feb 10, 2009

Classification

International:

H04L 29/06

National:

713/170

380/277;

380/260;

380/259;

380/280;

713/185;

713/173;

713/171;

713/168;

713/176;

709/238;

709/239;

709/240;

Field of Search

Non/e