Granted Patent
Utility
US 5,603,021 · App. 08/300,813
Methods for composing formulas in an electronic spreadsheet system
Inventors:
Percy L. Spencer, Steven Ray Boye, Max Montgomery, Michael John Watson
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Sep 2, 1994
Inventors
Percy L. Spencer
Steven Ray Boye
Max Montgomery
Michael John Watson
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.