Granted Patent
Utility
US 4,299,722 · App. 06/082,716
Introduction of fluent materials into containers
Inventors:
Arthur J. Stock, Paul Williams
Patented Case
View Patent ↗
Granted: Nov 10, 1981
Filed: Oct 9, 1979
Inventors
Arthur J. Stock
Paul Williams
Assignee (at issue)
Stock Equipment Co., Inc.
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.