Granted Patent
Utility
US 5,934,963 · App. 09/130,674
Surfboard fin quick release system
Inventor:
Marvin Dean Frizzell
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Aug 6, 1998
Inventor
Marvin Dean Frizzell
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.