Granted Patent
Utility
US 5,201,679 · App. 07/806,653
Marine propeller with breakaway hub
Inventors:
Carl J. Velte, Jr., James L. Kusiak
Patented Case
View Patent ↗
Granted: Apr 13, 1993
Filed: Dec 13, 1991
Inventors
Carl J. Velte, Jr.
James L. Kusiak
Assignee (at issue)
Attwood 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.