Granted Patent
Utility
US 4,817,495 · App. 06/883,223
Defense system for discriminating between objects in space
Inventor:
Adam Thomas Drobot
Patented Case
View Patent ↗
Granted: Apr 4, 1989
Filed: Jul 7, 1986
Inventor
Adam Thomas Drobot
Assignee (at issue)
Apti 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.