Granted Patent
Utility
US 6,038,509 · App. 09/012,062
System for recalculating a path
Inventors:
Richard F. Poppen, Rodney Jude Fernandez
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Jan 22, 1998
Inventors
Richard F. Poppen
Rodney Jude Fernandez
Assignee (at issue)
Etak, 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.