Granted Patent
Utility
US 5,075,129 · App. 07/620,538
Method of producing tungsten chromium carbide-nickel coatings having particles containing three times by weight more chromium than tungsten
Inventors:
John E. Jackson, Lynn M. McCaslin, Anthony J. Stavros, Robert C. Tucker, Jr.
Patented Case
View Patent ↗
Granted: Dec 24, 1991
Filed: Nov 30, 1990
Inventors
John E. Jackson
Lynn M. McCaslin
Anthony J. Stavros
Robert C. Tucker, Jr.
Assignee (at issue)
Union Carbide Coatings Service Technology 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.