Granted Patent
Utility
US 6,772,944 · App. 09/944,994
Method and apparatus for vending a containerized liquid product utilizing an automatic self-service refill system
Inventor:
Laurie J. Brown
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Aug 30, 2001
Inventor
Laurie J. Brown
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.