Granted Patent
Utility
US 4,666,485 · App. 06/814,573
Method and apparatus for making tapered mineral and organic fibers
Inventor:
Larry J. Huey
Patented Case
View Patent ↗
Granted: May 19, 1987
Filed: Dec 26, 1985
Inventor
Larry J. Huey
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.