Granted Patent
Utility
US 4,496,700 · App. 06/521,452
Polymerization of haloalkynes by a nickel catalyst
Inventor:
Ismael Colon
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: Aug 8, 1983
Inventor
Ismael Colon
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.