Granted Patent
Utility
US 4,116,900 · App. 05/871,262
Cathodic electrocoating resin system from polyepoxide, polyamine, and monoepoxide
Inventor:
William J. Belanger
Patented Case
View Patent ↗
Granted: Sep 26, 1978
Filed: Jan 23, 1978
Inventor
William J. Belanger
Assignee (at issue)
Celanese Polymer Specialties Company
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.