Granted Patent
Utility
US 6,780,230 · App. 10/044,547
Foamed fireproofing composition and method
Inventors:
Dennis M. Hilton, Michael D. Morgan, Robert Paul, Karl Taub, Robert S. Young, Ricky Bastarache
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Jan 11, 2002
Inventors
Dennis M. Hilton
Michael D. Morgan
Robert Paul
Karl Taub
Robert S. Young
Ricky Bastarache
Assignee (at issue)
W.R. Grace & Co. Conn.
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.