Granted Patent
Utility
US 4,243,579 · App. 05/944,336
Flame retardant alkylene-alkyl acrylate copolymer composition
Inventor:
Michael J. Keogh
Patented Case
View Patent ↗
Granted: Jan 6, 1981
Filed: Sep 21, 1978
Inventor
Michael J. Keogh
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.