Granted Patent
Utility
US 6,668,378 · App. 09/345,247
Interactive television triggers having connected content/disconnected content attribute
Inventors:
Bruce A. Leak, Daniel J. Zigmond, Dean J. Blackketter
Patented Case
View Patent ↗
Granted: Dec 23, 2003
Filed: Jun 30, 1999
Inventors
Bruce A. Leak
Daniel J. Zigmond
Dean J. Blackketter
Assignee (at issue)
WebTV Networks, 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.