Granted Patent
Utility
US 4,595,400 · App. 06/662,009
Herbicidal esters of 2-bromo-4-methylimidazole-5-carboxylic acid
Inventors:
Andrea Leone-Bay, Edward D. Weil, John Tomko
Patented Case
View Patent ↗
Granted: Jun 17, 1986
Filed: Oct 18, 1984
Inventors
Andrea Leone-Bay
Edward D. Weil
John Tomko
Assignee (at issue)
Stauffer Chemical 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.