Granted Patent
Utility
US 6,201,070 · App. 08/752,541
Method for enhancing the toughness of cycloaliphatic epoxide-based coatings
Inventors:
Naofumi Kumabe, Thomas A. Upshaw, Robert F. Eaton, Bharat K. Patel, John Kellis Braddock
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Nov 20, 1996
Inventors
Naofumi Kumabe
Thomas A. Upshaw
Robert F. Eaton
Bharat K. Patel
John Kellis Braddock
Assignee (at issue)
Union Carbide Chemicals & Plastics Technology LLC
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.