Patents by Inventor Roger Leslie Snowden

Roger Leslie Snowden 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: 11352314
    Abstract: The present invention relates to compounds of formula (I) that are useful as perfuming ingredients of the fruity type. Formula (I) is in the form of any one of its stereoisomers or of a mixture thereof, wherein R1 represents a C1-3 alkyl or alkenyl group, R2 represents a methyl or ethyl group, R3 represents a C1-4 alkyl or alkenyl group, and the compound (I) has from 8 to 12 carbon atoms.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: June 7, 2022
    Assignee: FIRMENICH SA
    Inventors: Christian Vial, Roger Leslie Snowden
  • Publication number: 20200339500
    Abstract: The present invention relates to compounds of formula (I) that are useful as perfuming ingredients of the fruity type. Formula (I) is in the form of any one of its stereoisomers or of a mixture thereof, wherein R1 represents a C1-3 alkyl or alkenyl group, R2 represents a methyl or ethyl group, R3 represents a C1-4 alkyl or alkenyl group, and the compound (I) has from 8 to 12 carbon atoms.
    Type: Application
    Filed: July 7, 2020
    Publication date: October 29, 2020
    Inventors: Christian Vial, Roger Leslie Snowden
  • Patent number: 10766850
    Abstract: The present invention relates to compounds of formula (I) that are useful as perfuming ingredients of the fruity type. Formula (I) is in the form of any one of its stereoisomers or of a mixture thereof, wherein R1 represents a C1-3 alkyl or alkenyl group, R2 represents a methyl or ethyl group, R3 represents a C1-4 alkyl or alkenyl group, and the compound (I) has from 8 to 12 carbon atoms.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: September 8, 2020
    Assignee: Firmenich SA
    Inventors: Christian Vial, Roger Leslie Snowden
  • Patent number: 10246402
    Abstract: The present invention concerns the use as perfuming ingredient (of the fruity type) of a compound of formula in the form of any one of its stereoisomers or of a mixture thereof, and wherein R1 represents a C1-3 alkyl or alkenyl group, R2 represents a methyl or ethyl group, R3 represents a C1-4 alkyl or alkenyl group, and the compound (I) has from 8 to 12 carbon atoms.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: April 2, 2019
    Assignee: Firmenich SA
    Inventors: Christian Vial, Roger Leslie Snowden
  • Publication number: 20190077743
    Abstract: The present invention relates to compounds of formula (I) that are useful as perfuming ingredients of the fruity type. Formula (I) is in the form of any one of its stereoisomers or of a mixture thereof, wherein R1 represents a C1-3 alkyl or alkenyl group, R2 represents a methyl or ethyl group, R3 represents a C1-4 alkyl or alkenyl group, and the compound (I) has from 8 to 12 carbon atoms.
    Type: Application
    Filed: November 8, 2018
    Publication date: March 14, 2019
    Inventors: Christian VIAL, Roger Leslie SNOWDEN
  • Publication number: 20180208540
    Abstract: The present invention concerns the use as perfuming ingredient (of the fruity type) of a compound of formula in the form of any one of its stereoisomers or of a mixture thereof, and wherein R1 represents a C1-3 alkyl or alkenyl group, R2 represents a methyl or ethyl group, R3 represents a C1-4 alkyl or alkenyl group, and the compound (I) has from 8 to 12 carbon atoms.
    Type: Application
    Filed: March 21, 2018
    Publication date: July 26, 2018
    Inventors: Christian VIAL, Roger Leslie SNOWDEN
  • Patent number: 9957221
    Abstract: The present invention concerns the use as perfuming ingredient (of the fruity type) of a compound of formula (I) in the form of any one of its stereoisomers or of a mixture thereof, and wherein R1 represents a C1-3 alkyl or alkenyl group, R2 represents a methyl or ethyl group, R3 represents a C1-4 alkyl or alkenyl group, and said compound (I) has from 8 to 12 carbon atoms.
    Type: Grant
    Filed: May 25, 2009
    Date of Patent: May 1, 2018
    Assignee: Firmenich SA
    Inventors: Christian Vial, Roger Leslie Snowden
  • Publication number: 20110097291
    Abstract: The present invention concerns the use as perfuming ingredient (of the fruity type) of a compound of formula (I) in the form of any one of its stereoisomers or of a mixture thereof, and wherein R1 represents a C1-3 alkyl or alkenyl group, R2 represents a methyl or ethyl group, R3 represents a C1-4 alkyl or alkenyl group, and said compound (I) has from 8 to 12 carbon atoms.
    Type: Application
    Filed: May 25, 2009
    Publication date: April 28, 2011
    Applicant: Firmenich SA
    Inventors: Christian Vial, Roger Leslie Snowden
  • Patent number: 7250528
    Abstract: The present invention relates to a process for making indenol esters or ethers from an ?-substituted cinnamic aldehyde derivative such as an acetal or an acylal. Said reaction is promoted by the use of strong mineral acids, sulphonic acids, acidic zeolites or Lewis acids.
    Type: Grant
    Filed: October 12, 2006
    Date of Patent: July 31, 2007
    Assignee: Firmenich SA
    Inventors: Gary Bernard Womack, Roger Leslie Snowden, Hervé Mosimann, Anthony Alexander Birkbeck
  • Patent number: 5726345
    Abstract: We describe a process for perfuming fabrics washed in the presence of a lipase-containing detergent and, optionally, subsequently treated with a fabric softener, said process being characterized in that said detergent and/or said fabric softener contains a compound of formula ##STR1## wherein a. R represents a radical derived from an fragrant alcohol of formula ROH and Y represents a C.sub.7 to C.sub.24 linear or branched, saturated or unsaturated alkyl radical, or a --(CH.sub.2).sub.n COOR group wherein R is defined as above and n is an integer from 0 to 6; or p1 b. Y represents a C.sub.7 to C.sub.24 linear or branched, saturated or unsaturated alkyl radical and R represents a group of formula ##STR2## wherein, either R.sup.1 represents hydrogen and R.sup.2 represents an alkylidene radical derived from a fragrant aldehyde of formula ##STR3## or R.sup.2 represents an alkylidene radical and R.sup.1 an alkyl radical, R.sup.1 and R.sup.
    Type: Grant
    Filed: August 22, 1996
    Date of Patent: March 10, 1998
    Assignee: Firmenich S.A.
    Inventors: Walter Paget, Daniel Reichlin, Roger Leslie Snowden, Eric C. Walborsky, Christian Vial
  • Patent number: 5649979
    Abstract: We describe a process for perfuming fabrics washed in the presence of a lipase-containing detergent and, optionally, subsequently treated with a fabric softener, said process being characterized in that said detergent and/or said fabric softener contains a compound of formula ##STR1## wherein a. R represents a radical derived from an fragrant alcohol of formula ROH and Y represents a C.sub.7 to C.sub.24 linear or branched, saturated or unsaturated alkyl radical, or a --(CH.sub.2).sub.n COOR group wherein R is defined as above and n is an integer from 0 to 6; orb. Y represents a C.sub.7 to C.sub.24 linear or branched, saturated or unsaturated alkyl radical and R represents a group of formula ##STR2## wherein, either R.sup.1 represents hydrogen and R.sup.2 represents an alkylidene radical derived from a fragrant aldehyde of formula ##STR3## or R.sup.2 represents an alkylidene radical and R.sup.1 an alkyl radical, R.sup.1 and R.sup.
    Type: Grant
    Filed: March 16, 1995
    Date of Patent: July 22, 1997
    Assignee: Firmenich S.A.
    Inventors: Walter Paget, Daniel Reichlin, Roger Leslie Snowden, Eric C. Walborsky, Christian Vial