Granted Patent
Utility
US 4,707,535 · App. 06/546,114
Low viscosity adducts of a poly(active hydrogen) organic compound and polyepoxide
Inventor:
Joseph V. Koleske
Patented Case
View Patent ↗
Granted: Nov 17, 1987
Filed: Oct 27, 1983
Inventor
Joseph V. Koleske
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.