Granted Patent
Utility
US 6,789,314 · App. 10/093,471
Apparatus and method for connecting shafts
Inventor:
Robert Blakley
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Mar 11, 2002
Inventor
Robert Blakley
Assignee (at issue)
SPX 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.