Granted Patent
Utility
US 5,087,741 · App. 07/619,568
Continuous production of aromatic carboxylic acids
Inventors:
Brent Alan Tennant, Terry D. Bryson
Patented Case
View Patent ↗
Granted: Feb 11, 1992
Filed: Nov 29, 1990
Inventors
Brent Alan Tennant
Terry D. Bryson
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.