Granted Patent
Utility
US 4,735,003 · App. 06/930,962
Protective toe cap for footwear
Inventor:
John L. Dykeman
Patented Case
View Patent ↗
Granted: Apr 5, 1988
Filed: Nov 12, 1986
Inventor
John L. Dykeman
Assignee (at issue)
Haskon Corporation
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.