Patents by Inventor Alan W. Dalrymple

Alan W. Dalrymple 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).

  • 3-arylthionouracils useful as herbicides, defoliants, and desiccants
    Patent number: 5527764
    Abstract: Compounds having the structural formula ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.4 alkyl, R.sub.2 is C.sub.1 -C.sub.4 alkyl or haloalkyl, R.sub.3 and R.sub.4 are hydrogen or halogen, and R.sub.5 is hydrogen or COOR.sub.6 wherein R.sub.6 is C.sub.1 -C.sub.8 linear or branched alkyl, alkenyl, or alkynyl, and compositions comprising the compounds. The compounds and compositions are useful as herbicides, desiccants and defoliants.
    Type: Grant
    Filed: September 15, 1994
    Date of Patent: June 18, 1996
    Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical Ltd./Ltee
    Inventors: Dong Dao-cong, Alan W. Dalrymple
  • Pyrimidinyl aryl ketone oximes
    Patent number: 5486521
    Abstract: The present invention is directed to a novel class of pyrimidinyl aryl ketone oximes having excellent herbicidal and insecticidal activity.The novel compounds are represented by the structures I, Ia and Ib shown immediately below.Herbicidal activity is particularly directed against "weed-like" grasses and broadleaf weeds while the insecticidal properties are particularly active against rice planthoppers and aphids.
    Type: Grant
    Filed: March 21, 1994
    Date of Patent: January 23, 1996
    Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical Ltd., Ltee
    Inventors: Walter G. Brouwer, Alan W. Dalrymple, Ethel E. Felauer, Paul T. McDonald