Bayer Aktiengesellschaft Substituted Isophthalic Acid Diamides Herbicide Patent, US12599136B2
Summary
The USPTO granted Patent US12599136B2 to Bayer Aktiengesellschaft covering substituted isophthalic acid diamides of general formula (I) for use as herbicides. The patent includes 15 claims covering compounds where X and Y are hydrogen, alkyl, or halogen radicals, and Z1 and Z2 are alkyl, cycloalkyl, or phenyl radicals with a heterocyclic Q ring. The patent was filed April 1, 2021, under Application No. 17995662.
What changed
The USPTO issued Patent US12599136B2 to Bayer Aktiengesellschaft for substituted isophthalic acid diamide compounds and their use as herbicides. The patent covers compounds of formula (I) where X and Y represent hydrogen, alkyl, or halogen radicals, and Z1 and Z2 represent alkyl, cycloalkyl, or phenyl radicals, with Q being a heterocyclic ring such as tetrazolyl.
For competitors in the agricultural chemical space, this patent establishes intellectual property protection around a specific class of isophthalamide herbicides, potentially limiting freedom to operate in this chemical space until the patent expires.
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Apr 14, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Substituted isophthalic acid diamides and their use as herbicides
Grant US12599136B2 Kind: B2 Apr 14, 2026
Assignee
Bayer Aktiengesellschaft
Inventors
Christian Waldraff, Ralf Braun, Arnim Koehn, Hartmut Ahrens, Elisabeth Asmus, Birgit Bollenbach-Wahl, Christopher Hugh Rosinger, Elmar Gatzweiler, Jan Dittgen, Anu Bheemaiah Machettira
Abstract
There are described isophthalamides of the general formula (I) as herbicides.
In this formula (I) X and Y are radicals such as hydrogen, alkyl and halogen. Z1 and Z2 are radicals such as alkyl, cycloalkyl and phenyl. Q is a heterocyclic ring such as tetrazolyl.
CPC Classifications
C07D 257/06 C07D 271/113 C07D 249/14 C07D 407/10 C07D 409/10 A01N 43/713 A01N 43/653 A01N 43/82
Filing Date
2021-04-01
Application No.
17995662
Claims
15
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