Granted Patent
Utility
US 6,069,844 · App. 09/098,727
Acoustic annunciator for audio tracking collars
Inventor:
Matthew Robert Williams
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Jun 17, 1998
Inventor
Matthew Robert Williams
Assignee (at issue)
Innotek Pet Products, 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.