Granted Patent
Utility
US 4,863,940 · App. 06/634,917
N-acetonyl-substituted amides and phytopathogenic fungicidal use thereof
Inventor:
Ashok K. Sharma
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: Jul 26, 1984
Inventor
Ashok K. Sharma
Assignee (at issue)
Rohm and Haas 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.