Granted Patent
Utility
US 4,558,095 · App. 06/718,369
Coating composition containing polymeric surfactant
Inventors:
Bruce P. Barth, Charles B. Mallon
Patented Case
View Patent ↗
Granted: Dec 10, 1985
Filed: Apr 1, 1985
Inventors
Bruce P. Barth
Charles B. Mallon
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.