Granted Patent
Utility
US 6,750,758 · App. 10/034,789
Remotely controlled beeper and method
Inventors:
Timothy T. Duncan, Timothy J. Crist, Sean M. Hayes
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Dec 27, 2001
Inventors
Timothy T. Duncan
Timothy J. Crist
Sean M. Hayes
Assignee (at issue)
Tri-Tronics, 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.