Granted Patent
Utility
US 6,557,851 · App. 09/966,959
Lottery ticket play action game
Inventors:
Katia Gauthier, Carla Schaefer
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Sep 28, 2001
Inventors
Katia Gauthier
Carla Schaefer
Assignee (at issue)
Oberthur Gaming Technologies 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.