Granted Patent
Utility
US 4,732,305 · App. 06/832,826
Weight belt for underwater diving
Inventors:
William L. Courtney, Philip W. Ford, Jay L. Kahn, John M. Patty, Daniel R. Rodarte
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Feb 24, 1986
Inventors
William L. Courtney
Philip W. Ford
Jay L. Kahn
John M. Patty
Daniel R. Rodarte
Assignee (at issue)
Diver Designed Equipment
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.