Patents by Inventor Paul de Fraine

Paul de Fraine 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).

  • Fungicides
    Patent number: 4863503
    Abstract: Compounds of formula (I): ##STR1## and stereoisomers thereof, wherein W is R.sup.1 O.sub.2 C--C.dbd.CH--ZR.sup.2, wherein R.sup.1 and R.sup.2, which are the same or different, are alkyl or fluoroalkyl groups, and Z is either an oxygen or sulphur atom; A is an oxygen or sulphur atom, --NR.sup.3 --, or --CR.sup.4 R.sup.5 --; X, Y and Z.sup.
    Type: Grant
    Filed: April 17, 1987
    Date of Patent: September 5, 1989
    Assignee: Imperial Chemical Industries PLC
    Inventors: Vivienne M. Anthony, John M. Clough, Paul de Fraine, Christopher R. A. Godfrey, Kevin Beautement
  • Method of combating fungi
    Patent number: 4783458
    Abstract: The invention provides fungicidal compositions comprising as an active ingredient a compound having the general formula (I): ##STR1## or a stereoisomer thereof, wherein one of X and Y is hydrogen and the other is ##STR2## where R is H, methyl or ethyl; Z is carbonyl, or a derivative thereof, or is --CR.sup.3 R.sup.4 -- or --CR.sup.3 OR.sup.4 in which R.sup.3 and R.sup.4 are hydrogen or alkyl groups; R.sup.1 and R.sup.2, which may be the same or different, are alkyl groups containing from 1 to 4 carbon atoms, or R.sup.1 and R.sup.2 together with the adjacent nitrogen atom constitute an optionally substituted heterocyclic ring; and n is 0 or 1.
    Type: Grant
    Filed: June 10, 1986
    Date of Patent: November 8, 1988
    Assignee: Imperial Chemical Industries PLC
    Inventors: Paul A. Worthington, Brian K. Snell, Paul De Fraine, Vivienne M. Anthony
  • Azolyl-hydroxy alkanoic acid compounds
    Patent number: 4394151
    Abstract: Compounds of formula ##STR1## useful as fungicides and plant growth regulators.
    Type: Grant
    Filed: July 29, 1981
    Date of Patent: July 19, 1983
    Assignee: Imperial Chemical Industries PLC
    Inventors: Paul de Fraine, John M. Clough, Paul A. Worthington
  • Heterocyclic compounds, processes for their preparation, pesticidal compositions containing them and methods of combating pests
    Patent number: 4289526
    Abstract: This invention relates to imidazole and triazole compounds useful as fungicides, herbicides and plant growth regulators; to a process for preparing them; to compositions containing them; and to methods of using them to combat fungal infections in plants and to control the growth of vegetation.
    Type: Grant
    Filed: June 20, 1980
    Date of Patent: September 15, 1981
    Assignee: Imperial Chemical Industries Limited
    Inventors: Paul A. Worthington, Paul de Fraine, William G. Rathmell, Diana M. Gatehouse