Granted Patent
Utility
US 6,749,438 · App. 10/443,874
Towing connector
Inventors:
Daniel L. Scheller, David Ihde
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: May 22, 2003
Inventors
Daniel L. Scheller
David Ihde
Assignee (at issue)
Hopkins Manufacturing 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.