Granted Patent
Utility
US 5,581,678 · App. 08/546,859
System and methods for automated graphing of spreadsheet information
Inventor:
Philippe Kahn
Patented Case
View Patent ↗
Granted: Dec 3, 1996
Filed: Oct 23, 1995
Inventor
Philippe Kahn
Assignee (at issue)
Borland International, 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.