Granted Patent
Utility
US 5,752,363 · App. 08/837,652
Method and apparatus for manufacturing liquid dispensers
Inventors:
William R. Edwards, Paul K. Frederick
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Apr 22, 1997
Inventors
William R. Edwards
Paul K. Frederick
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.