Granted Patent
Utility
US 4,955,843 · App. 06/800,883
Boat toy and method for making same
Inventors:
Henry Bolanos, John Piszko, David M. Williams
Patented Case
View Patent ↗
Granted: Sep 11, 1990
Filed: Nov 22, 1985
Inventors
Henry Bolanos
John Piszko
David M. Williams
Assignee (at issue)
Gruner & Jahr Printing & Publishing Co.
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.