Granted Patent
Utility
US 6,584,917 · App. 09/877,475
Device for controlling the rotation of a shaft
Inventor:
Dennis L. Long
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Jun 8, 2001
Inventor
Dennis L. Long
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.