Granted Patent
Utility
US 6,220,379 · App. 08/869,183
Cart retriever vehicle
Inventors:
William Schugt, Stephan Dominguez
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Jun 4, 1997
Inventors
William Schugt
Stephan Dominguez
Assignee (at issue)
Dane Industries, 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.