Patents by Inventor Robert Ahart

Robert Ahart 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).

  • Dryer sheet process
    Patent number: 6436895
    Abstract: A process for applying relatively volatile or heat sensitive ingredients, such as perfume, to fabric dryer sheets minimizes the loss of the ingredients to the atmosphere or through degradation.
    Type: Grant
    Filed: August 29, 2001
    Date of Patent: August 20, 2002
    Assignee: Unilever Home & Personal Care USA a division of Conopco, Inc.
    Inventors: Feng-Lung Gordon Hsu, Kevin Schnaudigel, Françoise Fredericks, Daniel Joseph Fox, Robert Ahart, John Lovas, David Van Blarcom, Kristina Marie Neuser
  • Dryer sheet process
    Publication number: 20020042355
    Abstract: A process for applying relatively volatile or heat sensitive ingredients, such as perfume, to fabric dryer sheets minimizes the loss of the ingredients to the atmosphere or through degradation.
    Type: Application
    Filed: August 29, 2001
    Publication date: April 11, 2002
    Applicant: Unilever Home & Personal Care USA
    Inventors: Feng-Lung Gordon Hsu, Kevin Schnaudigel, Francoise Fredericks, Daniel Joseph Fox, Robert Ahart, John Lovas, David Van Blarcom, Kristina Marie Neuser
  • Method for applying fragrance to a dryer sheet
    Patent number: 6352969
    Abstract: A process for applying relatively volatile or heat sensitive ingredients, such as perfume, to fabric dryer sheets minimizes the loss of the ingredients to the atmosphere or through degradation.
    Type: Grant
    Filed: May 8, 2001
    Date of Patent: March 5, 2002
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Feng-Lung Gordon Hsu, Kevin Schnaudigel, Françoise Fredericks, Daniel Joseph Fox, Robert Ahart, John Lovas, David Van Blarcom, Kristina Marie Neuser
  • A METHOD FOR APPLYING FRAGRANCE TO A DRYER SHEET
    Publication number: 20020010119
    Abstract: A process for applying relatively volatile or heat sensitive ingredients, such as perfume, to fabric dryer sheets minimizes the loss of the ingredients to the atmosphere or through degradation.
    Type: Application
    Filed: May 8, 2001
    Publication date: January 24, 2002
    Applicant: Unilever Home & Personal Care USA.
    Inventors: Feng-Lung Gordon Hsu, Kevin Schnaudigel, Francoise Fredericks, Daniel Joseph Fox, Robert Ahart, John Lovas, David Van Blarcom, Kristina Marie Neuser
  • Process for applying perfume to dryer sheets
    Patent number: 6297210
    Abstract: A process for applying relatively volatile or heat sensitive ingredients, such as perfume, to fabric dryer sheets minimizes the loss of the ingredients to the atmosphere or through degradation.
    Type: Grant
    Filed: February 15, 2000
    Date of Patent: October 2, 2001
    Assignee: Unilever Home & Personal Care USA, a division of Conopco, Inc.
    Inventors: Feng-Lung Gordon Hsu, Kevin Schnaudigel, Françoise Fredericks, Daniel Joseph Fox, Robert Ahart, John Lovas, David Van Blarcom, Kristina Marie Neuser
  • Process for encapsulating sensitive materials
    Patent number: 5589370
    Abstract: The present invention relates to an improved curing or hardening process for the continuous production of capsules containing a sensitive material. The process allows capsules to be formed continuously without aggregating. The process is also a contained system so that exposure to possibly harmful aerosols is avoided.
    Type: Grant
    Filed: August 1, 1995
    Date of Patent: December 31, 1996
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Florencio Ratuiste, Robert Ahart, David J. Lang, Liang S. Tsaur
  • Process for preparing a high bulk density detergent composition having improved dispensing properties
    Patent number: 5324455
    Abstract: A liquid surfactant composition mobile at a temperature within the range of 20.degree. to 80.degree. C. comprising: (a) up to 70% by weight of a sodium or potassium salt of an alkyl benzene sulphonate or alkyl sulphate; (b) up to 80% by weight of an ethoxylated nonionic surfactant; (c) water in an amount not exceeding 20% by weight; and (d) 0.5 to 80% by weight of a fatty acid having 8 to 22 carbon atoms. The liquid may be sprayed onto a solid particulate material at a temperature within the range of 20.degree. to 80.degree. C. to provide a particulate detergent composition having bulk density of at least 500 g/l and good dispensing properties.
    Type: Grant
    Filed: August 6, 1993
    Date of Patent: June 28, 1994
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Pierre Dumas, Tan T. Ho, Catherine J. Ormancey, Feng-Lung G. Hsu, Robert Ahart