Granted Patent
Utility
US 5,728,458 · App. 08/697,013
Light-weight high-strength composite pad
Inventor:
Jeff Sweeney
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Aug 16, 1996
Inventor
Jeff Sweeney
Assignee (at issue)
DiversiTech 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.