Granted Patent
Utility
US 4,380,591 · App. 06/345,393
Novel amino catalyst mixture for stabilization of polyurethane foam
Inventors:
Feyyaz O. Baskent, Michael R. Sandner
Patented Case
View Patent ↗
Granted: Apr 19, 1983
Filed: Feb 3, 1982
Inventors
Feyyaz O. Baskent
Michael R. Sandner
Assignee (at issue)
Union Carbide Corporation
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.