Granted Patent
Utility
US 6,284,164 · App. 09/305,351
Cotton candy machine
Inventor:
Ronald R. Weiss
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: May 3, 1999
Inventor
Ronald R. Weiss
Assignee (at issue)
Gold Medal Products Co.
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.