Granted Patent
Utility
US 5,474,973 · App. 08/219,130
Heterocyclic-alkylene quinoxalinyloxyphenoxypropanoate herbicides
Inventors:
Robert G. Davis, Allyn R. Bell, John A. Minatelli
Patented Case
View Patent ↗
Granted: Dec 12, 1995
Filed: Mar 29, 1994
Inventors
Robert G. Davis
Allyn R. Bell
John A. Minatelli
Assignee (at issue)
Uniroyal Chemical Company, Inc.
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.