Patents by Inventor Kenneth L. Purzycki

Kenneth L. Purzycki 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).

  • Preservatives containing .beta.-bromo-.beta.-nitrostyrene for use in aqueous systems
    Patent number: 4963179
    Abstract: The use of a novel system for preserving aqueous systems normally subject to spoilage is disclosed. The system comprises the incorporation of .beta.-bromo-.beta.-nitrostyrene onto a solid maltodextrin or corn syrup solid of low to intermediate dextrose equivalency.
    Type: Grant
    Filed: September 14, 1988
    Date of Patent: October 16, 1990
    Assignee: Givaudan Corporation
    Inventors: Kenneth L. Purzycki, Joseph A. Virgilio
  • Air freshener device using external capillaries
    Patent number: 4913350
    Abstract: An air freshening device which allows a liquid fragrance material to be dispensed into the ambient air of a room or other designated area in a linear fashion, i.e., without distortion of the odor character and without a change in the rate of delivery. More particularly, the device comprices a reservoir, a fragrance material, and an external capillary member, wherein said external capillary member has one or more external capillary cavities, the lower portion of said capillary being in contact with the liquid fragrance material to be dispensed, and the upper portion of said capillary being exposed to the air in the room or area into which it is desired to dispense the fragrance.
    Type: Grant
    Filed: March 18, 1988
    Date of Patent: April 3, 1990
    Assignee: Givaudan Corporation
    Inventor: Kenneth L. Purzycki
  • Fragrance compositions containing 2,4,6-tribromo-3-methylanisole methylanisole
    Patent number: 4755503
    Abstract: Fragrance compositions prepared by adding thereto an olfactorily effective amount of substantially pure 2,4,6-tribromo-3-methylanisole are disclosed.
    Type: Grant
    Filed: October 21, 1987
    Date of Patent: July 5, 1988
    Assignee: Givaudan Corporation
    Inventors: Joachim E. Freudewald, Kenneth L. Purzycki, Joseph A. Virgilio
  • Method for deodorizing urinals and toilet bowls with fragranced gel blocks
    Patent number: 4666671
    Abstract: This invention provides new and improved urinal blocks and toilet bowl rim blocks which are fragranced gels and which can be used to control the release of germicides, deodorants, cleaning agents, dyes and/or other releasable "active ingredients" into a toilet system for the purpose of sanitizing, cleaning and/or deodorizing.
    Type: Grant
    Filed: April 3, 1985
    Date of Patent: May 19, 1987
    Assignee: Givaudan Corporation
    Inventors: Kenneth L. Purzycki, Peter C. Ryan, Anthony J. Leardi
  • Spirolactones as odorants
    Patent number: 4519944
    Abstract: Fragrance compositions comprising 8-alkyl-1-oxaspiro[4.5]decan-2-ones wherein the alkyl group contains from one to four carbon atoms.
    Type: Grant
    Filed: May 16, 1983
    Date of Patent: May 28, 1985
    Assignee: Givaudan Corporation
    Inventors: Robert T. Dahill, Kenneth L. Purzycki, Erlinda F. Golle
  • Alkenoxy octadienes as odorants
    Patent number: 4515711
    Abstract: Alkenoxy octadienes and alkoxy octadienes and octanes are valuable fragrance materials.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: May 7, 1985
    Assignee: Givaudan Corporation
    Inventors: Alan J. Chalk, Kenneth L. Purzycki
  • Novel 2-(2-cyanoethylidene)-bicyclo[2.2.1]hept-5-enes and hydrogenated derivatives thereof
    Patent number: 4187243
    Abstract: Novel 2-(2-cyanoethylidene)-bicyclo[2.2.1]hept-5-enes and hydrogenated derivatives thereof, their utility as olfactory agents, and perfume compositions containing them.
    Type: Grant
    Filed: July 25, 1978
    Date of Patent: February 5, 1980
    Assignee: Givaudan Corporation
    Inventors: Gary W. Shaffer, Kenneth L. Purzycki
  • Alpha-hydroxyalkyl-4-tertiary-alkylcyclohexane perfume compositions
    Patent number: 4181631
    Abstract: Novel .alpha.-hydroxyalkyl-4-t-alkylcyclohexanes possessing a sandalwood note, their utility as olfactory agents, and perfume compositions containing them.
    Type: Grant
    Filed: February 1, 1977
    Date of Patent: January 1, 1980
    Assignee: Givaudan Corporation
    Inventors: Gary W. Shaffer, Kenneth L. Purzycki
  • Perfume compositions containing 2-(2-cyanoethylidene)-2-methyl-bicyclo(2.2.1)hept-5-enes
    Patent number: 4132677
    Abstract: Novel 2-(2-cyanoethylidene)-bicyclo[2.2.1]hept-5-enes and hydrogenated derivatives thereof, their utility as olfactory agents, and perfume compositions containing them.
    Type: Grant
    Filed: December 15, 1977
    Date of Patent: January 2, 1979
    Assignee: Givaudan Corporation
    Inventors: Gary W. Shaffer, Kenneth L. Purzycki
  • Fragrance compositions containing N-(2-furfuryl)-pyrrole
    Patent number: 4013593
    Abstract: Methods for improving fragrance compositions by adding thereto N-(2-furfuryl)-pyrrole and said improved compositions.
    Type: Grant
    Filed: November 10, 1975
    Date of Patent: March 22, 1977
    Assignee: Givaudan Corporation
    Inventors: Gary W. Shaffer, Irene Tornell, Kenneth L. Purzycki