Granted Patent
Utility
US 4,068,566 · App. 05/667,205
Universal bag-making machine
Inventor:
Richard L. Joice
Patented Case
View Patent ↗
Granted: Jan 17, 1978
Filed: Mar 15, 1976
Inventor
Richard L. Joice
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.