Granted Patent
Utility
US 4,845,652 · App. 06/868,404
Generic equation solver interface for solving mathematical equations
Inventor:
Christopher M. Bunsen
Patented Case
View Patent ↗
Granted: Jul 4, 1989
Filed: May 29, 1986
Inventor
Christopher M. Bunsen
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.