Granted Patent
Utility
US 5,400,248 · App. 08/122,869
Computer network based conditional voting system
Inventor:
John D. Chisholm
Patented Case
View Patent ↗
Granted: Mar 21, 1995
Filed: Sep 15, 1993
Inventor
John D. Chisholm
Assignee (at issue)
John D. Chisholm
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.