Granted Patent
Utility
US 6,336,544 · App. 09/259,207
Coin collection system
Inventors:
Steven J. Blad, Kenneth R. Dickinson
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Mar 1, 1999
Inventors
Steven J. Blad
Kenneth R. Dickinson
Assignee (at issue)
Casinovations Incorporated
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.