Granted Patent
Utility
US 5,255,929 · App. 07/494,689
Blade for ice skate
Inventor:
Jerome H. Lemelson
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Mar 16, 1990
Inventor
Jerome H. Lemelson
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.