Granted Patent
Utility
US 4,606,479 · App. 06/600,428
Pump for dispensing liquid from a container
Inventor:
Owen F. Van Brocklin
Patented Case
View Patent ↗
Granted: Aug 19, 1986
Filed: Apr 16, 1984
Inventor
Owen F. Van Brocklin
Assignee (at issue)
Risdon Corporation
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.