Granted Patent
Utility
US 5,590,056 · App. 08/531,928
Method and apparatus for computer program usage monitoring
Inventor:
Robert Barritz
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Sep 21, 1995
Inventor
Robert Barritz
Assignee (at issue)
Isogon 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.