Granted Patent
Utility
US 4,344,786 · App. 06/222,106
Method and apparatus for gathering strand material
Inventors:
Alex P. Symborski, Cecil R. Cunningham
Patented Case
View Patent ↗
Granted: Aug 17, 1982
Filed: Jan 2, 1981
Inventors
Alex P. Symborski
Cecil R. Cunningham
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.