Granted Patent
Utility
US 5,311,591 · App. 08/070,787
Computer system security method and apparatus for creating and using program authorization information data structures
Inventor:
Addison M. Fischer
Patented Case
View Patent ↗
Granted: May 10, 1994
Filed: Jun 3, 1993
Inventor
Addison M. Fischer
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.