Granted Patent
Utility
US 5,535,261 · App. 08/109,830
Selectively activated integrated real-time recording of telephone conversations
Inventors:
Barry D. Brown, Paul Wakefield
Patented Case
View Patent ↗
Granted: Jul 9, 1996
Filed: Aug 20, 1993
Inventors
Barry D. Brown
Paul Wakefield
Assignee (at issue)
Gateway Technologies, 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.