Granted Patent
Utility
US 6,652,839 · App. 10/316,700
Chewing gum with liquid medium
Inventor:
Jack Barreca
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Dec 10, 2002
Inventor
Jack Barreca
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.