Granted Patent
Utility
US 5,868,047 · App. 08/196,200
Insert bit for use with a powered screwdriver
Inventors:
James A. Faust, Marzell Chanton, Carl Shumaker
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Jul 23, 1996
Inventors
James A. Faust
Marzell Chanton
Carl Shumaker
Assignee (at issue)
Vermont American Corporation
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.