Granted Patent
Utility
US 4,359,444 · App. 06/214,823
Method for forming filaments
Inventors:
Hashmuk G. Shah, G. Richard Machlan
Patented Case
View Patent ↗
Granted: Nov 16, 1982
Filed: Dec 10, 1980
Inventors
Hashmuk G. Shah
G. Richard Machlan
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.