Granted Patent
Utility
US 6,170,439 · App. 09/339,491
Remote controlled animal training system
Inventors:
Timothy T. Duncan, Steven R. Fister, Rodney J. Morris, Robert D. Rozanski
Patented Case
View Patent ↗
Granted: Jan 9, 2001
Filed: Jun 24, 1999
Inventors
Timothy T. Duncan
Steven R. Fister
Rodney J. Morris
Robert D. Rozanski
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.