Granted Patent
Utility
US 5,942,181 · App. 08/788,585
Method for texturizing the face of concrete products
Inventor:
Duane A. Rondeau
Patented Case
View Patent ↗
Granted: Aug 24, 1999
Filed: Jan 24, 1997
Inventor
Duane A. Rondeau
Assignee (at issue)
BESSER COMPANY
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.