Granted Patent
Utility
US 4,773,553 · App. 07/049,721
Assembly for securing and sealing a dispenser to a flanged container
Inventor:
Owen F. Van Brocklin
Patented Case
View Patent ↗
Granted: Sep 27, 1988
Filed: May 12, 1987
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.