Granted Patent
Utility
US 5,040,924 · App. 07/527,884
Concealable anchor
Inventor:
Sheldon B. Kothman
Patented Case
View Patent ↗
Granted: Aug 20, 1991
Filed: May 24, 1990
Inventor
Sheldon B. Kothman
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.