Granted Patent
Utility
US 6,767,004 · App. 10/388,256
Replacement motorized drive unit for boat lifts
Inventor:
Bill Davis
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Mar 13, 2003
Inventor
Bill Davis
Assignee (at issue)
Commander Products LLC
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.