Granted Patent
Utility
US 4,255,319 · App. 05/969,877
Polymeric compositions containing elemental red phosphorus, aldehydes or ketones or mixtures thereof
Inventor:
Edward N. Peters
Patented Case
View Patent ↗
Granted: Mar 10, 1981
Filed: Dec 15, 1978
Inventor
Edward N. Peters
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.