Granted Patent
Utility
US 5,578,173 · App. 08/415,861
Removal of dimethylterephthalate from a methanolysis vapor stream
Inventors:
Walter E. Toot, Jr., Brian L. Simpson, Bruce Roger DeBruin, Andrius A. Naujokas, William J. Gamble
Patented Case
View Patent ↗
Granted: Nov 26, 1996
Filed: Apr 3, 1995
Inventors
Walter E. Toot, Jr.
Brian L. Simpson
Bruce Roger DeBruin
Andrius A. Naujokas
William J. Gamble
Assignee (at issue)
EASTMAN KODAK 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.