Granted Patent
Utility
US 6,491,540 · App. 09/664,630
Center-filled supplement gum
Inventor:
Jack Barreca
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Sep 19, 2000
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.