Halauxifen-methyl Patent Landscape Analysis

Halauxifen-methyl is an arylpicolinate herbicide developed by Dow AgroSciences, now part of Corteva Agriscience, commercialised as Arylex™ active for broad-leaved weed control.

The retained landscape covers 123 patent families across 48 consolidated owner groups. Two-active combination is the thickest protection layer (100 families), with manufacturing route and intermediates providing additional constraint.

109 of the 123 retained families carry a grant or national pending reading. Seventy-six families are held by China-based applicants; sixteen live families have a nominal term ending within five years. Position as at October 2026.

This 59-page report provides a seven-part analysis covering ownership, active-ingredient manufacture, single-active formulation, fixed-dose mixtures, national market entry and owner profiles, with route-level remaining-space notes and an appendix owner directory.

Not a freedom-to-operate opinion.