Granted Patent
Utility
US 4,537,610 · App. 06/613,847
Method and apparatus for producing chopped strands
Inventors:
Gordon P. Armstrong, Martin C. Flautt
Patented Case
View Patent ↗
Granted: Aug 27, 1985
Filed: May 24, 1984
Inventors
Gordon P. Armstrong
Martin C. Flautt
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.