Granted Patent
Utility
US 4,353,843 · App. 06/239,761
Preparation of nitrite esters
Inventors:
Arthur R. Doumaux, Jr., James M. Downey, Joseph P. Henry, John M. Hurt
Patented Case
View Patent ↗
Granted: Oct 12, 1982
Filed: Mar 12, 1981
Inventors
Arthur R. Doumaux, Jr.
James M. Downey
Joseph P. Henry
John M. Hurt
Assignee (at issue)
Union Carbide Corporation
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.