Granted Patent
Utility
US 4,560,606 · App. 06/701,489
Basalt compositions and their fibers
Inventors:
Charles F. Rapp, William H. Fausey, J. Ronald Gonterman
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: Feb 14, 1985
Inventors
Charles F. Rapp
William H. Fausey
J. Ronald Gonterman
Assignee (at issue)
Owens-Corning Fiberglas Corp.
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.