Granted Patent
Utility
US 4,887,985 · App. 07/151,941
Swim fin provided with a self-shaping, fluid flow conveying and controlling canal-like member
Inventor:
Giovanni Garofalo
Patented Case
View Patent ↗
Granted: Dec 19, 1989
Filed: Feb 3, 1988
Inventor
Giovanni Garofalo
Assignee (at issue)
AMF GmbH
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.