Granted Patent
Utility
US 5,539,451 · App. 08/364,628
Method and apparatus for channel spinning off a channel
Inventors:
John Carey, Barbara Anne Taylor
Patented Case
View Patent ↗
Granted: Jul 23, 1996
Filed: Dec 27, 1994
Inventors
John Carey
Barbara Anne Taylor
Assignee (at issue)
AT&T CORP.
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.