Granted Patent
Utility
US 5,145,175 · App. 07/704,859
Symmetrical dice with card indicia
Inventors:
Richard W. Gathman, Jeffrey M. Breed
Patented Case
View Patent ↗
Granted: Sep 8, 1992
Filed: May 21, 1991
Inventors
Richard W. Gathman
Jeffrey M. Breed
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.