Granted Patent
Utility
US 6,037,478 · App. 09/394,760
Synthesis of 3-carbomethoxy-4,5-dimethylthiophene
Inventors:
Thomas L. Fevig, Patrick H. Lau, Wendell Gary Phillips
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Sep 13, 1999
Inventors
Thomas L. Fevig
Patrick H. Lau
Wendell Gary Phillips
Assignee (at issue)
Monsanto 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.