Granted Patent
Utility
US 6,006,449 · App. 09/015,712
Footwear having spring assemblies in the soles thereof
Inventors:
Henry Orlowski, G. Paul Fletter, Alton L. Neal, II
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Jan 29, 1998
Inventors
Henry Orlowski
G. Paul Fletter
Alton L. Neal, II
Assignee (at issue)
Precision Products Co. 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.