Granted Patent
Utility
US 4,677,587 · App. 06/733,822
Program simulation system including means for ensuring interactive enforcement of constraints
Inventor:
Paul D. Zemany
Patented Case
View Patent ↗
Granted: Jun 30, 1987
Filed: May 14, 1985
Inventor
Paul D. Zemany
Assignee (at issue)
Sanders GmbH
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.