Granted Patent
Utility
US 4,476,801 · App. 06/417,264
Mooring device
Inventors:
Derek Foster, Colin Rich
Patented Case
View Patent ↗
Granted: Oct 16, 1984
Filed: Sep 13, 1982
Inventors
Derek Foster
Colin Rich
Assignee (at issue)
John T. Hepburn, Limited
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.