Granted Patent
Utility
US 5,015,085 · App. 07/432,619
Floatable retainer for eyeglasses
Inventor:
David May
Patented Case
View Patent ↗
Granted: May 14, 1991
Filed: Nov 6, 1989
Inventor
David May
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.