Granted Patent
Utility
US 4,528,359 · App. 06/610,896
Adducts of epoxy resins and amino-substituted aromatic sulfonic acid amides
Inventors:
Jody R. Berman, James L. Bertram, Ross C. Whiteside, Jr.
Patented Case
View Patent ↗
Granted: Jul 9, 1985
Filed: May 16, 1984
Inventors
Jody R. Berman
James L. Bertram
Ross C. Whiteside, Jr.
Assignee (at issue)
THE DOW 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.