Granted Patent
Utility
US 6,580,463 · App. 09/780,057
Film source video detection
Inventor:
Peter Swartz
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Feb 9, 2001
Inventor
Peter Swartz
Assignee (at issue)
Faroudja Laboratories, 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.