Granted Patent
Utility
US 4,731,939 · App. 07/006,723
Athletic shoe with external counter and cushion assembly
Inventors:
Rui Parracho, Lloyd S. Smith, Richard P. Bunch, Alexander Gross
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Jan 23, 1987
Inventors
Rui Parracho
Lloyd S. Smith
Richard P. Bunch
Alexander Gross
Assignee (at issue)
Converse 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.