Patents by Inventor Marc D. Evans

Marc D. Evans 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: 5811592
    Abstract: Described are compounds defined according to the structure: ##STR1## wherein Z represents meta or para cyclohexylene or meta or para phenylene and wherein R.sub.1 and R.sub.2 are the same or different methyl or hydrogen; and wherein R.sub.3 represents C.sub.1 -C.sub.3 alkyl; and wherein the moiety: ##STR2## is ortho with respect to R.sub.2 and para or meta with respect to the moiety: ##STR3## with the proviso that the sum of the number of carbon atoms in R.sub.1, R.sub.2 and R.sub.3 is 3 or 4; and uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles including but not limited to solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softener compositions, fabric softener articles and hair preparations; as well as processes for preparing alkyl-substituted-C.sub.1 -C.sub.3 alkoxy-C.sub.6 -cycloaliphatic compounds.
    Type: Grant
    Filed: November 21, 1996
    Date of Patent: September 22, 1998
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Michael G. Monteleone, Richard A. Weiss, Marc D. Evans, Marie R. Hanna
  • Patent number: 5767305
    Abstract: Described are cyclopropyl carboxylic acid esters defined according to the structure: ##STR1## or the structure: ##STR2## wherein R.sub.1 is cis-3-hexenyl or cyclohexyl methyl and R.sub.2 is one of n-hexyl, cis-3-hexenyl, cyclohexyl methyl or n-heptyl and uses thereof in augmenting, enhancing or imparting aromas in or to perfume compositions, colognes and perfumed articles. The compounds having the structure: ##STR3## are novel compounds.
    Type: Grant
    Filed: April 3, 1997
    Date of Patent: June 16, 1998
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Michael G. Monteleone, Gail I. Malcolm, Marie R. Hanna, Marc D. Evans
  • Patent number: 5610133
    Abstract: Described are compounds defined according to the structure: ##STR1## wherein Z represents meta or para cyclohexylene or meta or para phenylene and wherein R.sub.1 and R.sub.2 are the same or different methyl or hydrogen; and wherein R.sub.3 represents C.sub.1 -C.sub.3 alkyl; and wherein the moiety: ##STR2## is ortho with respect to R.sub.2 and para or meta with respect to the moiety: ##STR3## with the proviso that the sum of the number of carbon atoms in R.sub.1, R.sub.2 and R.sub.3 is 3 or 4; and uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles including but not limited to solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softener compositions, fabric softener articles and hair preparations; as well as processes for preparing alkyl-substituted-C.sub.1 -C.sub.3 alkoxy-C.sub.6 -cycloaliphatic compounds.
    Type: Grant
    Filed: May 9, 1996
    Date of Patent: March 11, 1997
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Michael G. Monteleone, Richard A. Weiss, Marc D. Evans, Marie R. Hanna
  • Patent number: 5583264
    Abstract: Described are compounds defined according to the structure: ##STR1## wherein Z represents para cyclohexylene or para phenylene and wherein R.sub.1, R.sub.2 and R.sub.3 are the same or different methyl or hydrogen; and wherein R.sub.4 represents hydrogen, methyl or ethyl with the proviso that the sum of the carbon atoms in R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is 2. Also described are para-C.sub.5 alkyl-substituted ethoxycyclohexanes defined according to the structure: ##STR2## wherein R.sub.1, R.sub.2 and R.sub.3 represent the same or different methyl or hydrogen; and wherein R.sub.4 represents hydrogen, methyl or ethyl with the proviso that the sum of the carbon atoms in R.sub.1, R.sub.2, R.sub.3 and R.sub.
    Type: Grant
    Filed: February 26, 1996
    Date of Patent: December 10, 1996
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Michael G. Monteleone, Richard A. Weiss, Marc D. Evans, Marie R. Hanna
  • Patent number: 5543398
    Abstract: Described are compounds defined according to the structure: ##STR1## wherein Z represents para cyclohexylene or para phenylene and wherein R.sub.1, R.sub.2 and R.sub.3 are the same or different methyl or hydrogen; and wherein R.sub.4 represents hydrogen, methyl or ethyl with the proviso that the sum of the carbon atoms in R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is 2. Also described are para-C.sub.5 alkyl-substituted ethoxycyclohexanes defined according to the structure: ##STR2## wherein R.sub.1, R.sub.2 and R.sub.3 represent the same or different methyl or hydrogen; and wherein R.sub.4 represents hydrogen, methyl or ethyl with the proviso that the sum of the carbon atoms in R.sub.1, R.sub.2, R.sub.3 and R.sub.
    Type: Grant
    Filed: August 31, 1995
    Date of Patent: August 6, 1996
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Michael G. Monteleone, Richard A. Weiss, Marc D. Evans, Marie R. Hanna