Granted Patent
Utility
US 6,637,138 · App. 10/083,595
Shape-shifting game can
Inventor:
Christian Prost
Patented Case
View Patent ↗
Granted: Oct 28, 2003
Filed: Feb 27, 2002
Inventor
Christian Prost
Assignee (at issue)
Intermed Asie Company 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.