Granted Patent
Utility
US 6,212,448 · App. 09/191,770
RF only guidance system
Inventor:
Thomas G. Xydis
Patented Case
View Patent ↗
Granted: Apr 3, 2001
Filed: Nov 13, 1998
Inventor
Thomas G. Xydis
Assignees (at issue)
Paul G. Angott
Thomas G. Xydis
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.