Granted Patent
Utility
US 6,109,613 · App. 09/230,655
Amusement machine
Inventors:
Gordon Crompton, David Anthony Chapman
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Jan 29, 1999
Inventors
Gordon Crompton
David Anthony Chapman
Assignee (at issue)
Cromptons Leisure Machines Limited
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.