Granted Patent
Utility
US 4,422,870 · App. 05/781,781
Biocidal 2-aryl-1, 3-cyclohexanedione enol ester compounds
Inventor:
Thomas N. Wheeler
Patented Case
View Patent ↗
Granted: Dec 27, 1983
Filed: Mar 28, 1977
Inventor
Thomas N. Wheeler
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.