Granted Patent
Utility
US 6,662,867 · App. 09/699,694
Controlled heating of a coating material
Inventors:
Frank J. Macdonald, Ramesh K. Patel, David P. Aschenbeck
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Oct 30, 2000
Inventors
Frank J. Macdonald
Ramesh K. Patel
David P. Aschenbeck
Assignee (at issue)
Owens-Corning Fiberglas Technology, 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.