Patents by Inventor Murdoch Eakin

Murdoch Eakin 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: 4999377
    Abstract: 2-(2-Hydroxy-3-phenoxypropylamino)ethylphenoxyacetamide compounds are disclosed as useful in the treatment of obesity and related conditions. Processes for their preparation are described, as are novel intermediates and pharmaceutical compositions containing them.
    Type: Grant
    Filed: January 19, 1989
    Date of Patent: March 12, 1991
    Assignee: Imperial Chemical Industries PLC
    Inventors: Peter W. R. Caulkett, Michael J. Cooper, Murdoch Eakin, Geraint Jones
  • Patent number: 4670592
    Abstract: A bisbiguanide compound of the formula:R.sup.1 R.sup.2 N.C(:NR.sup.6)NH.C(:NH)NH.CH.sub.2 X-- --(CH.sub.2).sub.3 NH.C(:NH)NH.C(:NR.sup.7)NR.sup.3 R.sup.4 Vor a tautomer thereof, wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 which may be the same or different, are each hydrogen, a 1-16C alkyl radical, a 2-16C alkoxyalkyl radical, a 3-12C cycloalkyl radical, a (3-12C cycloalkyl)-(1-4C alkyl) radical, or an optionally substituted phenyl or phenyl(1-4C alkyl) radical, or R.sup.1 and R.sup.2 and the nitrogen atom to which they are attached, or R.sup.3 and R.sup.4 and the nitrogen atom to which they are attached, which may be the same or different, are each a 1-azetidinyl, 1-pyrrolidinyl, piperidino, hexamethyleneimino, heptamethyleneimino, morpholino or 4-(1-8C alkanoyl)-1-piperazinyl radical each of which may bear 1-3C alkyl substituents; each of R.sup.6 and R.sup.7, which may be the same or different, is hydrogen or a 1-8C alkyl radical; and X is a substituted ethylene or ethylidene radical of the formula:--CH.
    Type: Grant
    Filed: May 7, 1984
    Date of Patent: June 2, 1987
    Assignee: Imperial Chemical Industries PLC
    Inventors: Murdoch A. Eakin, Philip N. Edwards, Michael S. Large
  • Patent number: 4533672
    Abstract: This invention relates to indole derivatives which have anti-cancer activity. According to the invention there is provided an indole derivative of the formula I: ##STR1## in which X is an oxygen or sulphur atom, Ra is a phenyl radical which is optionally substituted by one or two groups selected from halogen atoms and 1-6C alkyl, 1-6C alkoxy and trifluoromethyl radicals and Rb is a hydrogen atom or a 2-6C alkoxycarbonyl radical. Manufacturing processes and pharmaceutical compositions are also described.
    Type: Grant
    Filed: October 24, 1983
    Date of Patent: August 6, 1985
    Assignee: Imperial Chemical Industries plc
    Inventors: Murdoch A. Eakin, Anthony J. Hayter, Barrington J. A. Furr