Granted Patent
Utility
US 4,742,928 · App. 07/061,905
Dispensing closure with articulated flip-top cap
Inventor:
Morris Braun
Patented Case
View Patent ↗
Granted: May 10, 1988
Filed: Jun 11, 1987
Inventor
Morris Braun
Assignee (at issue)
W. Braun 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.