Patents by Inventor Howard H. Heinsohn, Jr.

Howard H. Heinsohn, Jr. 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: 6271193
    Abstract: Described are carbon-containing functional groups substituted 4,5,6,7-tetrahydro-polyalkylated-4-indanes, isomers thereof, process for processes for preparing same, and uses thereof. The 4,5,6,7-tetrahydro-polyalkylated-4-indanes have the generic structure: Wherein G and R1-5 are as defined in the specification. The aforementioned materials have fragrance properties or are intermediates for materials which have fragrance properties. Also described are processes for producing the aforementioned substances.
    Type: Grant
    Filed: October 11, 2000
    Date of Patent: August 7, 2001
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Mark A. Sprecker, Richard A. Weiss, Anthony T. Levorse, Jr., Howard H. Heinsohn, Jr., Charles E. J. Beck, Marie R. Hanna
  • Patent number: 5077274
    Abstract: Described is the novel compound, bicyclo[10.2.0]tetradecan-13-one having the structure: ##STR1## as well as the use thereof in augmenting or enhancing the aroma of consumable materials including perfume compositions, colognes and perfumed articles (including solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softeners, cosmetic powders and hair preparations). Also described is a process for preparing said bicyclo[10.2.
    Type: Grant
    Filed: October 12, 1990
    Date of Patent: December 31, 1991
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr.
  • Patent number: 4749681
    Abstract: Described are polyalkyl-substituted oxocycloheptane derivatives defined according to the structure: ##STR1## wherein X represents one of the moieties: ##STR2## wherein one of the dashed lines is a carbon-carbon double bond and the other of the dashed lines is a carbon-carbon single bond; or both dashed lines are carbon-carbon single bonds; wherein R.sub.1 and R.sub.2 represents hydrogen or lower alkyl with the proviso that when the dashed line at the 4-5 position is a double bond, R.sub.2 is hydrogen and when the dashed line at the 3-4 position is a double bond, R.sub.1 is hydrogen; wherein R.sub.4 represents C.sub.1 -C.sub.4 lower alkyl; and wherein Y represents chloro or bromo.
    Type: Grant
    Filed: May 22, 1986
    Date of Patent: June 7, 1988
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr.
  • Patent number: 4623749
    Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide with a substituted or unsubstituted prenyl ester having the structure: ##STR2## wherein R.sub.3 represents C.sub.1 -C.sub.
    Type: Grant
    Filed: August 17, 1984
    Date of Patent: November 18, 1986
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
  • Patent number: 4560791
    Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide having the structure: ##STR2## (wherein X represents chloro) with a substituted or unsubstituted prenyl ester having the structure: ##STR3## wherein R.sub.3 represents C.sub.1 -C.sub.
    Type: Grant
    Filed: November 14, 1983
    Date of Patent: December 24, 1985
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
  • Patent number: 4560802
    Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide having the structure: ##STR2## (wherein X represents chloro) with a substituted or unsubstituted prenyl ester having the structure: ##STR3## wherein R.sub.3 represents C.sub.1 -C.sub.
    Type: Grant
    Filed: June 13, 1984
    Date of Patent: December 24, 1985
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
  • Patent number: 4504398
    Abstract: Described is a process for augmenting or enhancing the aroma of a perfumed article which is a solid or liquid anionic, cationic, nonionic or zwitterionic detergent or a fabric softener composition or a dryer-added fabric softener article comprising the step of adding to said perfumed article at least one compound having a structure selected from the group consisting of: ##STR1##
    Type: Grant
    Filed: November 14, 1983
    Date of Patent: March 12, 1985
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
  • Patent number: 4467820
    Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "Cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide having the structure: ##STR2## with a substituted or unsubstituted prenyl ester having the structure: ##STR3## wherein R.sub.3 represents C.sub.1 -C.sub.
    Type: Grant
    Filed: November 14, 1983
    Date of Patent: August 28, 1984
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Gilbert Stork, Braja D. Mookherjee, Howard H. Heinsohn, Jr.
  • Patent number: 4451392
    Abstract: Described is a process for preparing triconjugated dienones defined according to the structure: ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.8 alkyl, phenyl or phenyl methyl and wherein R.sub.2 represents hydrogen or C.sub.1 -C.sub.5 lower alkyl; and wherein the wavy lines are indicative of a "cis" or a "trans" juxtaposition of the R.sub.2, methyl, acyl or vinyl moieties about one or both of the carbon-carbon double bonds which process involves the reaction of an acyl halide having the structure: ##STR2## (wherein X represents chloro) with a substituted or unsubstituted prenyl ester having the structure: ##STR3## wherein R.sub.3 represents C.sub.1 -C.sub.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: May 29, 1984
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Gilbert Stork, Barja D. Mookherjee, Howard H. Heinsohn, Jr.
  • Patent number: 4119788
    Abstract: Described are .alpha.-oxy(oxo) sulfides and ethers having the generic structure: ##STR1## wherein X is one of: ##STR2## Z is one of sulfur or oxygen; when R.sub.1 and R.sub.2 are taken separately, R.sub.1 is hydrogen or methyl, and R.sub.2 is methyl; and when R.sub.1 and R.sub.2 are taken together, R.sub.1 and R.sub.2 form phenyl moeities; and Y is one of C.sub.1 -C.sub.4 alkyl, C.sub.3 or C.sub.4 alkenyl, acetyl, methoxycarbonylmethyl, or 1,3-diethylacetonyl.Addition of one or more .alpha.
    Type: Grant
    Filed: March 31, 1977
    Date of Patent: October 10, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr.
  • Patent number: 4107184
    Abstract: Novel 3-furyl alkyl disulfides having the formula: ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.7 lower alkyl or C.sub.5 -C.sub.6 cycloalkyl; R.sub.2 and R.sub.3 are each selected from the group consisting of hydrogen and methyl, at least one of R.sub.2 and R.sub.3 being methyl provided that when R.sub.1 is methyl, each of R.sub.2 and R.sub.3 is methyl, such 3-furyl alkyl disulfides being useful in altering, modifying or enhancing the organoleptic properties of foodstuffs.
    Type: Grant
    Filed: October 7, 1975
    Date of Patent: August 15, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr., Manfred Hugo Vock
  • Patent number: 4107197
    Abstract: Described are .alpha.-oxy(oxo) sulfides and ethers having the generic structure: ##STR1## wherein X is one of: ##STR2## Z is one of sulfur or oxygen; when R.sub.1 and R.sub.2 are taken separately, R.sub.1 is hydrogen or methyl, and R.sub.2 is methyl; and when R.sub.1 and R.sub.2 are taken together, R.sub.1 and R.sub.2 form phenyl moieties; and Y is one of C.sub.1 -C.sub.4 alkyl, C.sub.3 or C.sub.4 alkenyl, acetyl, methoxycarbonylmethyl, or 1,3-diethylacetonyl.Addition of one or more .alpha.
    Type: Grant
    Filed: March 31, 1977
    Date of Patent: August 15, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr.
  • Patent number: 4098910
    Abstract: Novel 3-furyl alkyl disulfides having the formula: ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.7 lower alkyl or C.sub.5 -C.sub.6 cycloalkyl; R.sub.2 and R.sub.3 are each selected from the group consisting of hydrogen and methyl, at least one of R.sub.2 or R.sub.3 being methyl provided that when R.sub.1 is methy, each of R.sub.2 and R.sub.3 is methyl, such 3-furyl alkyl disulfides being useful in altering the organoleptic properties of foodstuffs.
    Type: Grant
    Filed: February 19, 1975
    Date of Patent: July 4, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr., Manfred Hugo Vock
  • Patent number: 4097396
    Abstract: Perfumed articles which are soaps or detergents containing alpha oxo sulfides having the structure: ##STR1## wherein R is methyl or hydrogen and X is a ketone having the structure: ##STR2## and Y is one of methyl, methallyl having the structure: ##STR3## 1-propyl, 2-methyl-1-propyl and acetyl which have imparted thereto sweet, green, floral, herbal, vegetative, basil-like, minty, melony, grapefruit, fruity and alliaceous aromas with yara, neroli and/or verdima-like nuances.
    Type: Grant
    Filed: July 28, 1977
    Date of Patent: June 27, 1978
    Assignee: International Flavors & Fragrances, Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr., Edward J. Shuster, Frederick Louis Schmitt
  • Patent number: 4097615
    Abstract: Processes and compositions are described for the use in foodstuff flavors and as foodstuff aroma and taste augmenting and enhancing materials of 3-propylthio-4-heptanol having the structure: ##STR1##
    Type: Grant
    Filed: February 4, 1977
    Date of Patent: June 27, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr., Manfred Hugo Vock
  • Patent number: 4097532
    Abstract: Described are .alpha.-oxy(oxo) sulfides and ethers having the generic structure: ##STR1## wherein X is one of: ##STR2## Z is one of sulfur or oxygen; when R.sub.1 and R.sub.2 are taken separately, R.sub.1 is hydrogen or methyl, and R.sub.2 is methyl; and when R.sub.1 and R.sub.2 are taken together, R.sub.1 and R.sub.2 form phenyl moieties; and Y is one of C.sub.1 -C.sub.4 alkyl, C.sub.3 or C.sub.4 alkenyl, acetyl, methoxycarbonylmethyl, or 1,3-diethylacetonyl.Addition of one or more .alpha.
    Type: Grant
    Filed: March 31, 1977
    Date of Patent: June 27, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr.
  • Patent number: 4094824
    Abstract: Perfume and fragrance compositions and perfumed articles including soaps, detergents, powders as well as colognes containing .alpha.-oxy(oxo) sulfides having the structure: ##STR1## wherein R is methyl or hydrogen; X is one of ##STR2## and Y is one of methyl, methallyl (having the structure: ##STR3## 1-propyl, 2-methyl-1-propyl and acetyl which impart thereto sweet, green, floral, herbal, vegetative, basil-like, minty, melony, grapefruit, fruity and alliaceous aromas with yara, neroli and/or verdima-like nuances.
    Type: Grant
    Filed: July 28, 1977
    Date of Patent: June 13, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr., Edward J. Shuster, Frederick Louis Schmitt
  • Patent number: 4088697
    Abstract: Described are .alpha.-oxy(oxo) sulfides and ethers having the generic structure: ##STR1## wherein X is one of: ##STR2## Z is one of sulfur or oxygen; when R.sub.1 and R.sub.2 are taken separately, R.sub.1 is hydrogen or methyl, and R.sub.2 is methyl; and when R.sub.1 and R.sub.2 are taken together, R.sub.1 and R.sub.2 form phenyl moieties; and Y is one of C.sub.1 -C.sub.4 alkyl, C.sub.3 or C.sub.4 alkenyl, acetyl, methoxycarbonylmethyl, or 1,3-diethylacetonyl.Addition of one or more .alpha.
    Type: Grant
    Filed: March 31, 1977
    Date of Patent: May 9, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr.
  • Patent number: 4083862
    Abstract: Described are .alpha.-oxy(oxo) sulfides and ethers having the generic structure: ##STR1## wherein X is one of: ##STR2## Z is one of sulfur or oxygen; when R.sub.1 and R.sub.2 are taken separately, R.sub.1 is hydrogen or methyl, and R.sub.2 is methyl; and when R.sub.1 and R.sub.2 are taken together, R.sub.1 and R.sub.2 form phenyl moieties; and Y is one of C.sub.1 -C.sub.4 alkyl, C.sub.3 or C.sub.4 alkenyl, acetyl, methoxycarbonylmethyl, or 1,3-diethylacetonyl.Addition of one or more .alpha.
    Type: Grant
    Filed: March 31, 1977
    Date of Patent: April 11, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr.
  • Patent number: 4083373
    Abstract: Described is a tobacco product having added thereto an amount sufficient to augment or enhance the flavor or aroma of the tobacco product particularly on smoking, of one or more sulfide compounds having the generic structure: ##STR1## wherein, when A is: ##STR2## B is: ##STR3## AND WHEN A is: ##STR4## B is: ##STR5## processes for producing such tobacco products and flavor formulations for use in conjunction with tobacco products containing one or more of such sulfide compounds.
    Type: Grant
    Filed: October 7, 1976
    Date of Patent: April 11, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Joaquin F. Vinals, Jacob Kiwala, William J. Evers, Howard H. Heinsohn, Jr.