Granted Patent
Utility
US 6,532,448 · App. 09/443,778
Contest server
Inventors:
Gary Todd Higginson, Charles J. Digate
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Nov 19, 1999
Inventors
Gary Todd Higginson
Charles J. Digate
Assignee (at issue)
Insightful Corporation
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.