Granted Patent
Utility
US 4,369,821 · App. 06/248,726
Cam actuated filler valve
Inventor:
Robert C. Carter
Patented Case
View Patent ↗
Granted: Jan 25, 1983
Filed: Mar 30, 1981
Inventor
Robert C. Carter
Assignee (at issue)
Adolph Coors Company
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.