Granted Patent
Utility
US 4,124,552 · App. 05/690,277
Water soluble, high solids urethane coating compositions
Inventors:
Joseph V. Koleske, Oliver W. Smith
Patented Case
View Patent ↗
Granted: Nov 7, 1978
Filed: May 26, 1976
Inventors
Joseph V. Koleske
Oliver W. Smith
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.