Granted Patent
Utility
US 4,237,627 · App. 06/009,993
Running shoe with perforated midsole
Inventor:
Jerome A. Turner
Patented Case
View Patent ↗
Granted: Dec 9, 1980
Filed: Feb 7, 1979
Inventor
Jerome A. Turner
Assignee (at issue)
Turner Shoe Company, Inc.
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.