Patents by Inventor Ronald S. Fenn

Ronald S. Fenn 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: 5008437
    Abstract: Described is the schiff base reaction product of methyl anthranilate having the structure: ##STR1## with ethyl vanillin having the structure: ##STR2## a compound having the structure: ##STR3## and uses thereof in augmenting or enhancing the aroma of perfume compositions, perfumed articles including perfumed polymers and colognes. The schiff base having the structure: ##STR4## also has unexpected, unobvious and advantageous utilities for its deodorancy properties in addition to having valuable properties as a fragrance material.
    Type: Grant
    Filed: September 27, 1990
    Date of Patent: April 16, 1991
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Braja D. Mookherjee, Robert W. Trenkle, Nicholas Calderone, Ronald S. Fenn
  • Patent number: 4902672
    Abstract: Described are polyalkyl indanyl n-propyl and allyl ethers defined according to the structure: ##STR1## wherein R.sub.3 represents methyl or hydrogen; wherein R.sub.1, R.sub.2, R.sub.4 and R.sub.5 each represents methyl or ethyl and wherein the dashed line represents a carbon-carbon single bond or a carbon-carbon double bond with the provisos that:1. at least three of R.sub.1, R.sub.2, R.sub.4 and R.sub.5 represents methyl;2. when each of R.sub.1, R.sub.2, R.sub.4 and R.sub.5 is methyl, then R.sub.3 is methyl; and3. when the dashed line is a carbon-carbon double bond and R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are each methyland uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles including but not limited to perfumed polymers, solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softener compositions, fabric softener articles, cosmetic powders and hair preparations.
    Type: Grant
    Filed: June 26, 1989
    Date of Patent: February 20, 1990
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Robert P. Belko, Ronald S. Fenn
  • Patent number: 4853369
    Abstract: Described is the schiff base reaction product of methyl anthranilate having the structure: ##STR1## with ethyl vanillin having the structure: ##STR2## a compound having the structure: ##STR3## and uses thereof in augmenting or enhancing the aroma of perfume compositions, perfumed articles including perfumed polymers and colognes. The schiff base having the structure: ##STR4## also has unexpected, unobvious and advantageous utilities for its deodorancy properties in addition to having valuable properties as a fragrance material.
    Type: Grant
    Filed: June 3, 1988
    Date of Patent: August 1, 1989
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Braja D. Mookherjee, Robert W. Trenkle, Nicholas Calderone, Ronald S. Fenn
  • Patent number: 4524783
    Abstract: Described is the novel compound genus defined according to the structure: ##STR1## wherein R.sub.1 is selected from the group consisting of C.sub.1 -C.sub.3 alkyl and R.sub.2 is selected from the group consisting of hydrogen and C.sub.1 -C.sub.3 alkyl; useful in augmenting or enhancing the aroma or taste of consumable materials including perfumes, colognes, perfumed articles (including solid or liquid anionic, cationic, nonionic or zwitterionic detergents, perfumed polymers), smoking tobacco and smoking tobacco articles.
    Type: Grant
    Filed: April 26, 1984
    Date of Patent: June 25, 1985
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Wilhelmus J. Wiegers, Ronald S. Fenn, Richard M. Boden, William L. Schreiber