Granted Patent
Utility
US 5,746,499 · App. 08/235,592
Footwear with pulsed lights
Inventors:
William R. Ratcliffe, Don C. Lawrence
Patented Case
View Patent ↗
Granted: May 5, 1998
Filed: Apr 28, 1995
Inventors
William R. Ratcliffe
Don C. Lawrence
Assignee (at issue)
L.A. Gear, 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.