Granted Patent
Utility
US 4,248,929 · App. 06/087,919
Filter media coated with flame resistant compositions
Inventors:
Albert W. Morgan, Roland G. Ribaudo
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Oct 24, 1979
Inventors
Albert W. Morgan
Roland G. Ribaudo
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.