Granted Patent
Utility
US 6,244,366 · App. 08/908,537
Cart transporter
Inventors:
Daniel Leigh Otterson, Paul F. Stephan
Patented Case
View Patent ↗
Granted: Jun 12, 2001
Filed: Aug 7, 1997
Inventors
Daniel Leigh Otterson
Paul F. Stephan
Assignee (at issue)
Smarte Carte, 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.