Granted Patent
Utility
US 4,841,895 · App. 07/088,672
Mooring system
Inventor:
Robert Walter Brewerton
Patented Case
View Patent ↗
Granted: Jun 27, 1989
Filed: Aug 24, 1987
Inventor
Robert Walter Brewerton
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.