Granted Patent
Utility
US 6,806,229 · App. 10/089,625
Herbicidally active pyridine sulfonyl urea derivatives
Inventors:
Suk-Jin Koo, Jin-Ho Cho, Jeong-su Kim, Seung-Hun Kang, Kyung-Goo Kang, Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae-Wook Ryoo
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Jan 8, 2003
Inventors
Suk-Jin Koo
Jin-Ho Cho
Jeong-su Kim
Seung-Hun Kang
Kyung-Goo Kang
Dae Whang Kim
Hae Sung Chang
Young Kwan Ko
Jae-Wook Ryoo
Assignee (at issue)
LG LIFE SCIENCES 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.