Granted Patent
Utility
US 6,486,098 · App. 09/744,450
Herbicidal phenoxypropionic acid N-alkyl-N-2-fluorophenyl amide compounds
Inventors:
Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Jin-Seog Kim
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Feb 20, 2001
Inventors
Dae Whang Kim
Hae Sung Chang
Young Kwan Ko
Jae Wook Ryu
Jae Chun Woo
Dong Wan Koo
Jin-Seog Kim
Assignee (at issue)
Dongbu Hannong Chemical Co., Ltd.
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.