Granted Patent
Utility
US 6,467,413 · App. 09/638,031
Method for marking a gambling chip by pad printing
Inventors:
Gerard Charlier, Eric Philippe, Michel Tollhupp
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Aug 15, 2000
Inventors
Gerard Charlier
Eric Philippe
Michel Tollhupp
Assignee (at issue)
Etablissements Bourgogne et Grasset
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.