Patents by Inventor Gerard Michael Koether

Gerard Michael Koether has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Substituted pyrimidine and pyridine herbicides
    Patent number: 6525001
    Abstract: Compounds of formula (I), and their N-oxides and agriculturally suitable salts, are disclosed which are useful for controlling undesired vegetation, wherein J is (J-1), (J-2), (J-3), (J-4), (J-5), (J-6) or (J-7); and J, W, X, Y, Z, A, R1-R8 are as defined in the disclosure. Also disclosed are compositions containing the compounds of formula (I) and a method for controlling undesired vegetation which involves contacting the vegetation or its environment with an effective amount of a compound of formula (I).
    Type: Grant
    Filed: June 2, 2000
    Date of Patent: February 25, 2003
    Assignee: Mid-American Commercialization Corporation
    Inventors: Gerard Michael Koether, Thomas Paul Selby, Thomas Martin Stevenson
  • Heterocyclic dihydrazole compounds and their use for controlling fungal plant diseases
    Patent number: 6096895
    Abstract: Compounds of Formula I, and their N-oxides and agriculturally suitable salts, are disclosed which are useful as fungicides ##STR1## In said formula, E is a ring system selected from certain 5- to 12-membered monocyclic and fused bicyclic aromatic heterocyclic ring systems, or an optionally substituted naphthalene ring as defined in the disclosure;A is O; S; N; NR.sup.5 ; or CR.sup.14 ;G is C or N; provided that when G is C, then A is O, S or NR.sup.5 and the floating double bond is attached to G; and when G is N, then A is N or CR.sup.14 and the floating double bond is attached to A;W is O; S; NH; N(C.sub.1 -C.sub.6 alkyl); or NO(C.sub.1 -C.sub.6 alkyl);X is OR.sup.1 ; S(O).sub.m R.sup.1 ; or halogen;R.sup.1 is C.sub.1 -C.sub.6 alkyl; C.sub.1 -C.sub.6 haloalkyl; C.sub.2 -C.sub.6 alkenyl; C.sub.2 -C.sub.6 haloalkenyl; C.sub.2 -C.sub.6 alkynyl; C.sub.2 -C.sub.6 haloalkynyl; C.sub.3 -C.sub.6 cycloalkyl; C.sub.2 -C.sub.4 alkylcarbonyl; or C.sub.2 -C.sub.4 alkoxycarbonyl;R.sup.2 is H; C.sub.1 -C.sub.6 alkyl; C.
    Type: Grant
    Filed: November 13, 1997
    Date of Patent: August 1, 2000
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Richard James Brown, Dilon Jancey Daniel, Deborah Ann Frasier, Michael Henry Howard, Jr., Gerard Michael Koether, Morris Padgett Rorer
  • Fungicidal cyclic amides
    Patent number: 6057352
    Abstract: Compounds of Formula (I), ##STR1## and their N-oxides and agriculturally suitable salts are disclosed which are useful as fungicides, wherein E is 1,2-phenylene optionally substituted with one of R.sup.3, R.sup.4, or both R.sup.3 and R.sup.4 ; A is O; S; N; NR.sup.5 ; or CR.sup.14 ; G is C or N; provided that when G is C, then A is O, S or NR.sup.5 and the floating double bond is attached to G; and when G is N, then A is N or CR.sup.14 and the floating double bond is attached to A; W is O; S; NH; N(C.sub.1 -C.sub.6 alkyl); or NO(C.sub.1 -C.sub.6 alkyl); X is OR.sup.1 ; S(O).sub.m R.sup.1 ; or halogen; R.sup.1 is C.sub.1 -C.sub.6 alkyl; C.sub.1 -C.sub.6 haloalkyl; C.sub.2 -C.sub.6 alkenyl; C.sub.2 -C.sub.6 haloalkenyl; C.sub.2 -C.sub.6 alkynyl; C.sub.2 -C.sub.6 haloalkynyl; C.sub.3 -C.sub.6 cycloalkyl; C.sub.2 -C.sub.4 alkylcarbonyl; or C.sub.2 -C.sub.4 alkoxycarbonyl; R.sup.2 is H; C.sub.1 -C.sub.6 alkyl; C.sub.1 -C.sub.6 haloalkyl; C.sub.2 -C.sub.6 alkenyl: C.sub.2 -C.sub.6 haloalkenyl; C.sub.2 -C.sub.
    Type: Grant
    Filed: November 13, 1997
    Date of Patent: May 2, 2000
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Richard James Brown, Deborah Ann Frasier, Michael Henry Howard, Jr., Gerard Michael Koether