Granted Patent
Utility
US 4,821,947 · App. 07/154,081
Fluxless application of a metal-comprising coating
Inventor:
Mark S. Nowotarski
Patented Case
View Patent ↗
Granted: Apr 18, 1989
Filed: Feb 8, 1988
Inventor
Mark S. Nowotarski
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.