Granted Patent
Utility
US 6,659,203 · App. 10/031,456
Lockable motor assembly for use in a well bore
Inventors:
Brian Cruickshank, John P. Boyce, Christopher J. Caton, Bruce McGarian
Patented Case
View Patent ↗
Granted: Dec 9, 2003
Filed: Apr 30, 2002
Inventors
Brian Cruickshank
John P. Boyce
Christopher J. Caton
Bruce McGarian
Assignee (at issue)
SMITH INTERNATIONAL, 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.