Granted Patent
Utility
US 5,705,808 · App. 08/597,928
Flash tube devices with a controllable electrical energy
Inventor:
Andrew S. Filo
Patented Case
View Patent ↗
Granted: Jan 6, 1998
Filed: Feb 7, 1996
Inventor
Andrew S. Filo
Assignees (at issue)
Dittler Brothers Incorporated
Simon Marketing, 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.