Granted Patent
Utility
US 6,357,780 · App. 09/551,794
Anti-rattle trailer hitch
Inventor:
David A. Young
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Apr 18, 2000
Inventor
David A. Young
Assignee (at issue)
Draw-Tite, 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.