Granted Patent
Utility
US 6,727,935 · App. 10/186,299
System and method for selectively obscuring a video signal
Inventors:
Paul G. Allen, James A. Billmaier, Matthew Regan
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Jun 28, 2002
Inventors
Paul G. Allen
James A. Billmaier
Matthew Regan
Assignee (at issue)
Digeo, 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.