Granted Patent
Utility
US 5,875,732 · App. 08/844,379
Method for production of boat hulls and boat hull construction
Inventors:
Richard D. Chapman, Robert D. Schad
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Apr 18, 1997
Inventors
Richard D. Chapman
Robert D. Schad
Assignee (at issue)
Husky Airboats Ltd.
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.