Granted Patent
Utility
US 5,218,031 · App. 07/712,937
Aqueous coating compositions, process and coated substrates
Inventors:
Daniel A. Nayder, David A. Blaha
Patented Case
View Patent ↗
Granted: Jun 8, 1993
Filed: Jun 10, 1991
Inventors
Daniel A. Nayder
David A. Blaha
Assignee (at issue)
Man-Gill Chemical 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.