Granted Patent
Utility
US 5,346,575 · App. 08/026,651
Glass fiber insulation and process
Inventors:
Edward J. Griffith, Toan M. Ngo
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Mar 5, 1993
Inventors
Edward J. Griffith
Toan M. Ngo
Assignee (at issue)
Monsanto Company
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.