Granted Patent
Utility
US 6,767,217 · App. 10/095,855
Rotating electrical transfer components
Inventor:
Peter E. Jacobson
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Mar 12, 2002
Inventor
Peter E. Jacobson
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.