EP0430385A2 — Substituted 1,2,4-triazolo-[4,3-a]pyridines, and substituted N'-(2-pyridyl)-hydrazones, and their use as herbicides
Assigned to Bayer Pharma AG · Expires 1991-06-05 · 35y expired
What this patent protects
The invention provides herbicidal compositions comprising relates to new substituted 1,2,4-triazolo-[4,3-a]pyridines of general formula I and substituted N'-(2-pyridyl)hydrazones of general formula II in which A and R¹⁻⁴ have the meanings given in the description. Man…
USPTO Abstract
The invention provides herbicidal compositions comprising relates to new substituted 1,2,4-triazolo-[4,3-a]pyridines of general formula I and substituted N'-(2-pyridyl)hydrazones of general formula II in which A and R¹⁻⁴ have the meanings given in the description. Many compounds are novel and form part of the invention.
Drugs covered by this patent
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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