Granted Patent
Utility
US 4,762,749 · App. 06/761,727
Fibrous polymer insulation
Inventor:
Mark A. Schuetz
Patented Case
View Patent ↗
Granted: Aug 9, 1988
Filed: Aug 2, 1985
Inventor
Mark A. Schuetz
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.