Granted Patent
Utility
US 6,757,826 · App. 09/290,427
Digital graphic signature system
Inventor:
Cris T. Paltenghe
Patented Case
View Patent ↗
Granted: Jun 29, 2004
Filed: Apr 13, 1999
Inventor
Cris T. Paltenghe
Assignee (at issue)
Citicorp Development Center, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.