Granted Patent
Utility
US 4,582,748 · App. 06/573,910
Glass compositions having low expansion and dielectric constants
Inventors:
Walter L. Eastes, Don S. Goldman
Patented Case
View Patent ↗
Granted: Apr 15, 1986
Filed: Jan 26, 1984
Inventors
Walter L. Eastes
Don S. Goldman
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.