Granted Patent
Utility
US 6,162,845 · App. 08/336,529
Reinforced concrete containing antimicrobial-enhanced fibers
Inventor:
W. Wayne Freed
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Nov 9, 1994
Inventor
W. Wayne Freed
Assignee (at issue)
Synthetic Industries, 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.