Patents by Inventor Philip Henry Gaunt Smith

Philip Henry Gaunt Smith 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).

  • 4-benzoyl isoxazoles derivatives and their use as herbicides
    Publication number: 20020045551
    Abstract: 4-Benzoylisoxazole derivatives of formula (I), wherein R 1
    Type: Application
    Filed: September 28, 2001
    Publication date: April 18, 2002
    Inventors: Tibor Musil, Simon Neil Pettit, Philip Henry Gaunt Smith
  • 4-benzoyl isoxazoles derivatives and their use as herbicides
    Patent number: 6323155
    Abstract: 4-Benzoylisoxazole derivatives of the formula wherein R is H or an ester; R1 is alkyl, haloalkyl or optionally substituted cycloalkyl; R2 is halogen, optionally halogenated alkyl, alkenyl or alkynyl; alkyl substituted with one or more —OR5; —NO2, —CN, —CO2R5, —S(O)pR6, —O(CH2)mOR5, —COR5, —NR5R6, —N(R8)SOqR7, —CONR9R10 or —OR51; or optionally substituted phenyl; R3 is —S(O)qR7; X is —N(R8)—; n is 0, 1, 2, 3, or 4; R5, R51 and R6 are independently H; optionally halogenated alkyl, alkenyl or alkynyl; optionally substituted phenyl; or cycloalkyl; R7 is optionally halogenated alkyl, alkenyl or alkynyl; cycloalkyl; optionally substituted phenyl; or optionally substituted amino; R8 is H; optionally halogenated alkyl, alkenyl or alkynyl; cycloalkyl; optionally substituted phenyl; or alkoxy; m is 1, 2 or 3; p is 0, 1 or 2; q is 0 or 2; and their use as herbicides are described.
    Type: Grant
    Filed: November 1, 1995
    Date of Patent: November 27, 2001
    Assignee: Rhone-Poulenc Agriculture Limited
    Inventors: Tibor Musil, Simon Neil Pettit, Philip Henry Gaunt Smith
  • Herbicidal 2-cyano-1,3-diones
    Patent number: 5804532
    Abstract: Herbicides derived from 2-cyano-1,3-diones have the formula: ##STR1## wherein R, R.sup.1, R.sup.2 R.sup.3, R.sup.4 and R.sup.5 are as defined in the description. The compounds are intended for use pre- and post-emergence as selective herbicides in maize and a large number of other monocotyledon crops.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: September 8, 1998
    Assignee: Rhone-Poulenc Agriculture Limited
    Inventors: Paul Alfred Cain, Susan Mary Cramp, Claude Lambert, Derek Ian Wallis, Thomas David Yarwood, Gillian Mary Little, John Morris, Tibor Musil, Simon Neil Pettit, Philip Henry Gaunt Smith