Granted Patent
Utility
US 4,348,343 · App. 06/194,118
Method and composition for a furan-modified phenolic novolak binder system
Inventors:
Denis W. Akerberg, George W. Huffman, Carl A. Rude
Patented Case
View Patent ↗
Granted: Sep 7, 1982
Filed: Oct 6, 1980
Inventors
Denis W. Akerberg
George W. Huffman
Carl A. Rude
Assignee (at issue)
The Quaker Oats 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.