Granted Patent
Utility
US 4,601,741 · App. 06/721,019
Method and apparatus for producing a continuous glass filament mat
Inventors:
David V. Stotler, Fred S. Coffey
Patented Case
View Patent ↗
Granted: Jul 22, 1986
Filed: Apr 8, 1985
Inventors
David V. Stotler
Fred S. Coffey
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.