Granted Patent
Utility
US 4,300,929 · App. 06/078,356
Method for forming glass fibers
Inventors:
Grant F. Carruth, Michael T. Pellegrin, Russell R. Felch, Donald R. Atkinson
Patented Case
View Patent ↗
Granted: Nov 17, 1981
Filed: Sep 24, 1979
Inventors
Grant F. Carruth
Michael T. Pellegrin
Russell R. Felch
Donald R. Atkinson
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.