Granted Patent
Utility
US 6,709,510 · App. 10/299,250
Process for using mill scale in cement clinker production
Inventors:
Rom D. Young, David Norris
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Nov 19, 2002
Inventors
Rom D. Young
David Norris
Assignee (at issue)
Texas 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.