Granted Patent
Utility
US 6,302,163 · App. 09/656,367
Reduced volatile emissions pneumatic aerosol can filling machine
Inventor:
Ed Zeigler
Patented Case
View Patent ↗
Granted: Oct 16, 2001
Filed: Sep 6, 2000
Inventor
Ed Zeigler
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.