Granted Patent
Utility
US 6,421,821 · App. 09/265,912
Flow chart-based programming method and system for object-oriented languages
Inventor:
Ronald J. Lavallee
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Mar 10, 1999
Inventor
Ronald J. Lavallee
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.