Patents by Inventor Kevin Robert Lawson

Kevin Robert Lawson 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).

  • Patent number: 7166621
    Abstract: Fungicidal compounds of the general formula (I): wherein X and Y are independently H, halo, C1-8 alkyl, C3-6 cycloalkyl, C2-8 alkenyl, C2-8 alkynyl, C1-8 alkoxy, C1-8 alkylthio, nitro, amino, mono- or di-(C1-6)alkylamino, mono- or di-(C2-6)alkenylamino, mono- or di-(C2-6)alkynylamino, formylamino, C1-4 alkyl(formyl)amino, C1-4 alkylcarbonylamino, C1-4 alkyl(C1-4 alkylcarbonyl)amino, cyano, formyl, C1-4 alkylcarbonyl, C1-4 alkoxycarbonyl, aminocarbonyl, mono- or di-(C1-4)alkylaminocarbonyl, carboxy, C1-4 alkylcarbonyloxy, aryl(C1-4)alkylcarbonyloxy, C1-4 alkylsulphinyl, C1-4 alkylsulphonyl, C1-4 alkylsulphonyloxy, aryl, heteroaryl, aryloxy, arylthio, heteroaryloxy or heteroarylthio wherein any of the foregoing alkyl, cycloalkyl, alkenyl, alkynyl, aryl, heteroaryl, groups or moieties are optionally substituted; R1 is phenyl, cyano, C1-4 alkyl, C2-4 alkenyl or C2-4 alkynyl in which the alkyl, alkenyl and alkynyl groups are optionally substituted on their terminal carbon atom with one, two or three halogen atoms,
    Type: Grant
    Filed: November 25, 2002
    Date of Patent: January 23, 2007
    Assignees: Syngenta Limited, Syngenta Crop Protection, Inc.
    Inventors: William Guy Whittingham, Kevin Robert Lawson, Paul Anthony Worthington, Charles Adam Russell, Roger Salmon, Leslie Francis May, Mario Jorg, Johannes Paul Pachlatko
  • Patent number: 5750778
    Abstract: Certain fluoroalkanoic acids and derivatives, including 2-fluoroisobutyric acid and 2-fluoroisobutyryl chloride, useful as intermediates for fungicides, and methods of preparing them.
    Type: Grant
    Filed: August 10, 1993
    Date of Patent: May 12, 1998
    Assignee: Zeneca Limited
    Inventors: Patrick Jelf Crowley, Kevin Robert Lawson, Douglas John Smith, Donn Warwick Moseley