Granted Patent
Utility
US 4,353,725 · App. 06/246,537
Process and apparatus for recycling scrap glass
Inventors:
Charles M. Hohman, William L. Streicher
Patented Case
View Patent ↗
Granted: Oct 12, 1982
Filed: Mar 23, 1981
Inventors
Charles M. Hohman
William L. Streicher
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.