Granted Patent
Utility
US 4,614,828 · App. 06/649,037
Trichloromethylphosphonodithioates
Inventors:
Gary W. Kraatz, Charles G. Chavdarian, Valerie F. Heusinkveld
Patented Case
View Patent ↗
Granted: Sep 30, 1986
Filed: Sep 10, 1984
Inventors
Gary W. Kraatz
Charles G. Chavdarian
Valerie F. Heusinkveld
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.