Granted Patent
Utility
US 6,651,763 · App. 09/507,148
Transporter oscillating alarm
Inventors:
Dean Kamen, Robert R. Ambrogi, J. Douglas Field, Burl W. Amsbury
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Feb 18, 2000
Inventors
Dean Kamen
Robert R. Ambrogi
J. Douglas Field
Burl W. Amsbury
Assignee (at issue)
DEKA PRODUCTS LIMITED PARTNERSHIP
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.