Granted Patent
Utility
US 5,874,490 · App. 08/739,979
Aqueous self-dispersible epoxy resin based on epoxy-amine adducts
Inventors:
Kartar S. Arora, John G. Papalos, Grannis S. Johnson
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Oct 30, 1996
Inventors
Kartar S. Arora
John G. Papalos
Grannis S. Johnson
Assignee (at issue)
Henkel Limited
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.