Granted Patent
Utility
US 4,480,579 · App. 06/398,205
Kayak with adjustable rocker
Inventor:
William E. Masters
Patented Case
View Patent ↗
Granted: Nov 6, 1984
Filed: Jul 14, 1982
Inventor
William E. Masters
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.