Granted Patent
Utility
US 6,368,288 · App. 09/782,550
Acoustic coupling device
Inventor:
Robert T. Stone
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: Feb 13, 2001
Inventor
Robert T. Stone
Assignee (at issue)
Kinderlife Instruments, 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.