US 12,029,217 B2
Safened compositions comprising pyridine carboxylate herbicides and isoxadifen
Norbert M. Satchivi, Carmel, IN (US); and Jeremy Kister, Carmel, IN (US)
Assigned to Corteva Agriscience LLC, , IN (US)
Appl. No. 17/291,116
Filed by Corteva Agriscience LLC, Indianapolis, IN (US)
PCT Filed Oct. 30, 2019, PCT No. PCT/US2019/058795
§ 371(c)(1), (2) Date May 4, 2021,
PCT Pub. No. WO2020/096833, PCT Pub. Date May 14, 2020.
Claims priority of provisional application 62/756,181, filed on Nov. 6, 2018.
Prior Publication US 2022/0000109 A1, Jan. 6, 2022
Int. Cl. A01N 43/40 (2006.01); A01N 25/32 (2006.01)
CPC A01N 43/40 (2013.01) [A01N 25/32 (2013.01)] 23 Claims
 
1. A safened composition, comprising:
(a) a pyridine carboxylate herbicide defined by Formula (I):

OG Complex Work Unit Chemistry
wherein:
R1 is cyanomethyl or propargyl;
R2 and R2′ are independently hydrogen;
R3, R3′, R3″, and R3′″ are independently hydrogen;
or an agriculturally acceptable salt thereof; and
(b) a safener comprising isoxadifen or an agriculturally acceptable salt or ester thereof.