Granted Patent
Utility
US 4,248,976 · App. 05/965,248
Flame-resistant polymer compositions
Inventors:
Brian G. Clubley, Boyce I. D. Davis, Thomas G. Hyde, Frank Lamb, Donald Richard Randell
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Nov 27, 1978
Inventors
Brian G. Clubley
Boyce I. D. Davis
Thomas G. Hyde
Frank Lamb
Donald Richard Randell
Assignee (at issue)
Ciba-Geigy
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.