Patents by Inventor Toan Trinh

Toan Trinh 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).

  • Publication number: 20010044392
    Abstract: Methods of treating an inanimate object or inanimate surface which has malodor impression to reduce the malodor impression comprise the step of contacting the inanimate object or inanimate surface with an effective amount of a composition for reducing malodor impression comprising: (a) from about 0.1% to about 1%, by weight of the composition, of perfume; (b) from about 0.1% to about 10%, by weight of the composition, of metallic salt; (c) optionally, solubilizing aid; and (d) aqueous carrier. The compositions used in the methods are essentially free of any material that would soil or stain fabric. The inanimate surface treated via the present methods is preferably fabric.
    Type: Application
    Filed: June 18, 2001
    Publication date: November 22, 2001
    Applicant: The Procter & Gamble Company
    Inventors: Toan Trinh, Jerome Paul Cappel, Philip Anthony Geis, Judith Ann Hollingshead, Mark Lee McCarty, Susan Schmaedecke Zwerdling
  • Publication number: 20010026771
    Abstract: The present invention relates to a stable, aqueous odor-absorbing solution, for use on inanimate surfaces. The solution comprises from about 0.1% to about 5%, by weight of the solution, of solubilized, water-soluble, uncomplexed cyclodextrin, an effective amount of a solubilized, water-soluble, antimicrobial preservative having a water-solubility of greater than about 0.3%, optional perfume, and an aqueous carrier.
    Type: Application
    Filed: March 30, 2001
    Publication date: October 4, 2001
    Applicant: The Procter & Gamble Company
    Inventors: Toan Trinh, Jerome Paul Cappel, Philip Anthony Geis, Mark Lee McCarty, David Pilosof, Susan Schmaedecke Zwerdling
  • Patent number: 6287550
    Abstract: Animal care systems desirably include animal litter with reduced malodor impression comprising solid moisture-absorbing material and effective amounts of both odor absorbing material, preferably, cyclodextrin, or derivative thereof, and material for reducing the formation of malodor, e.g., antibacterial and/or urease inhibitor, preferably water-soluble metallic salt such as zinc salt. Behavior control products are also provided including animal repellent and attractant products, preferably in spray containers, and freshening and cleaning products, also especially in spray containers, and, preferably, in association with instructions for using the products to carry out a method of animal control in which the animal litter is refreshed as needed, and areas are treated with repellent and attractant products to influence the animals to avoid certain areas and frequent other areas, and products for cleaning areas where accidents occur and discouraging the animal from returning to those areas.
    Type: Grant
    Filed: July 9, 1999
    Date of Patent: September 11, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Helen Bernardo Tordil, Alex Haejoon Chung, George Joseph Harvey, Zaiyou Liu, Leslie A. Mowry
  • Patent number: 6284231
    Abstract: The present invention relates to a stable, aqueous odor-absorbing composition, preferably for use on inanimate surfaces. The composition comprises from about 0.1% to about 20%, by weight of the composition, of solubilized, water-soluble, uncomplexed cyclodextrin and an effective amount of at least one ingredient to improve the performance of the composition selected from the group consisting of: (1) cyclodextrin compatible surfactant; (2) cyclodextrin compatible antimicrobial active; and (3) mixtures thereof. Hydrophilic perfume improves acceptance. Optionally, the composition can contain low molecular weight polyols; metallic salts to help control odor; a humectant, etc. The composition is essentially free of any material that would soil or stain fabric. The composition is preferably applied as small particle size droplets, especially from spray containers, preferably non-manually operated sprayers.
    Type: Grant
    Filed: April 27, 1998
    Date of Patent: September 4, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Anthony James Burns, William Tucker Campbell, Alen David Streutker, Ricky Ah-Man Woo, Daniel Scott Cobb, Eva Schneiderman, Ann Margaret Wolff, Erin Lynn Rosenbalm, Thomas Edward Ward, Alex Haejoon Chung
  • Patent number: 6277796
    Abstract: The present invention relates to dryer-activated fabric softening compositions comprising: (A) pro-perfume acetal compounds; (B) fabric softening compounds; and (C) optionally, (1) a carboxylic acid salt of a tertiary amine and/or a tertiary amine ester; and (2) a nonionic softener; wherein, preferably, the Iodine Value of the total number of fatty acyl groups present in (A), (C)(1), and (C)(2) is from about 3 to about 60. These compositions exhibit good antistatic properties as well as improved delivery from a substrate.
    Type: Grant
    Filed: April 19, 2000
    Date of Patent: August 21, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Mark Robert Sivik, Jill Bonham Costa, Daniel Dale Ditullio, Jr., John Michael Gardlik, Frederick Anthony Hartman, Janet Sue Littig, Rafael Ortiz, John Cort Severns, Toan Trinh
  • Publication number: 20010014652
    Abstract: Basic cleaning compositions using toxicologically-acceptable ingredients for cleaning fruits and vegetables are provided. Liquid formulations comprising detergent surfactant, such as oleate, alcohol ethoxylates, etc., and neutralized phosphoric acid are sprayed onto apples, lettuce and the like to remove soil and unwanted deposits, especially wax. Articles for applying the compositions to produce by spraying are disclosed. Use of the compositions for disinfectancy/sanitization of produce and cleaning/disinfectancy/sanitization of non-food inantimate surfaces are disclosed.
    Type: Application
    Filed: February 9, 2001
    Publication date: August 16, 2001
    Inventors: Bruce Prentiss Murch, Brian Joseph Roselle, Kyle David Jones, Keith Homer Baker, Thomas Edward Ward, Toan Trinh
  • Publication number: 20010009891
    Abstract: Basic cleaning compositions using toxicologically-acceptable ingredients for cleaning fruits and vegetables are provided. Liquid formulations comprising detergent surfactant, such as oleate, alcohol ethoxylates, etc., and neutralized phosphoric acid are sprayed onto apples, lettuce and the like to remove soil and unwanted deposits, especially wax. Articles for applying the compositions to produce by spraying are disclosed. Use of the compositions for disinfectancy/sanitization of produce and cleaning/disinfectancy/sanitization of non-food inantimate surfaces are disclosed.
    Type: Application
    Filed: February 9, 2001
    Publication date: July 26, 2001
    Inventors: Bruce Prentiss Murch, Brian Joseph Roselle, Kyle David Jones, Keith Homer Baker, Thomas Edward Ward, Toan Trinh
  • Publication number: 20010004635
    Abstract: Fabric softener compounds having the formula: [RC(O)]nN+(R1)mX−wherein each R in a compound is a C6-C22 hydrocarbyl group, preferably having an IV from about 70 to about 140 based upon the IV of the equivalent fatty acid, n is a number from 1 to three on the weight average in any mixture of compounds, each R1 in a compound is a C1-3 alkyl or hydroxy alkyl group, the total of n and the number of R1 groups that are hydroxyethyl groups equaling 3, n+m−4 and X is a softener compatible anion, preferably methyl sulfate, the compound or mixtures of such compounds, having (a) either a Hunter “L” transmission of at least about 85, typically from about 85 to about 95, preferably from about 90 to about 95, more preferably about 95, if possible, (b) only non-detectable levels, at the conditions of use, of odorous compounds selected from the group consisting of: isopropyl acetate, which should be less than about 5, preferably less than about 3, and more preferably less than abou
    Type: Application
    Filed: November 18, 1999
    Publication date: June 21, 2001
    Inventors: ERROL HOFFMAN WAHL, TOAN TRINH, EUGENE ROBERT CARR, JAMES J. MACDONALD, ZAIYOU LIU, ALEX HAEJOON CHUNG
  • Patent number: 6248135
    Abstract: The present invention relates to an aqueous composition for reducing malodor impression. The composition comprises from about 0.01% to about 1%, by weight of the composition, of perfume wherein the perfume preferably comprises ingredients having a Clog P of 3 or smaller. Optionally, but preferably, the composition comprises from about 0.1% to about 5%, by weight of the composition of, water-soluble cyclodextrin, from about 0.1% to about 10%, by weight of the composition, of water-soluble metallic salt, from about 0% to about 3%, by weight of the composition, of solubilizing aid. The composition is essentially free of any material that would soil or stain fabric and contains less than about 5%, by weight of the composition of low molecular weight monohydric alcohols.
    Type: Grant
    Filed: October 12, 1999
    Date of Patent: June 19, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Jerome Paul Cappel, Philip Anthony Geis, Judith Ann Hollingshead, Mark Lee McCarty, Susan Schmaedecke Zwerdling
  • Patent number: 6194362
    Abstract: The present invention relates to a glass cleaning composition comprising: from about 0.001% to about 3% of a blooming perfume composition comprising at least about 50% of blooming perfume ingredients selected from the group consisting of: ingredients having a boiling point of less than about 260° C. and a ClogP of at least about 3, and wherein said perfume composition comprises at least 5 different blooming perfume ingredients; from about 0.001% to about 2% of detergent surfactant system selected from the group consisting of anionic surfactants, amphoteric detergent surfactants including zwitterionic surfactants; and mixtures thereof; from about 0.5% to about 30% of hydrophobic solvent; and the balance being an aqueous solvent system comprising water and, optionally, non-aqueous polar solvent with only minimal cleaning action selected from the group consisting of methanol, ethanol, isopropanol, ethylene glycol, polypropylene glycol, glycol ethers having a hydrogen bonding parameter of greater than 7.
    Type: Grant
    Filed: February 18, 1998
    Date of Patent: February 27, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Dennis Ray Bacon, Patricia Ann Blondin, Alex Haejoon Chung, Michael Stephen Maile, Ronald Anthony Masters
  • Patent number: 6156710
    Abstract: Rinse added fabric softening compositions containing pro-fragrant acetals or ketals which hydrolyze upon exposure of surfaces rinsed in solution of said compositions to a reduction in pH, thereby releasing a fragrance which is characteristic of one or more of the hydrolysis products.
    Type: Grant
    Filed: February 12, 1999
    Date of Patent: December 5, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Mark Robert Sivik, John Cort Severns, Frederick Anthony Hartman, Jill Bonham Costa, John Michael Gardlik, Toan Trinh, Scott William Waite
  • Patent number: 6146621
    Abstract: The present invention relates to an aqueous composition for reducing malodor impression. The composition comprises from about 0.01% to about 1%, by weight of the composition, of perfume. Optionally, but preferably, the composition comprises from about 0.1% to about 5%, by weight of the composition of, water-soluble cyclodextrin, from about 0.1% to about 10%, by weight of the composition, of water-soluble metallic salt, from about 0% to about 3%, by weight of the composition, of solubilizing aid. The composition is essentially free of any material that would soil or stain fabric and contains less than about 5%, by weight of the composition of low molecular weight monohydric alcohols.
    Type: Grant
    Filed: February 24, 1999
    Date of Patent: November 14, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Jerome Paul Cappel, Philip Anthony Geis, Judith Ann Hollingshead, Mark Lee McCarty, Donald Marion Swartley, Errol Hoffman Wahl, Susan Schmaedecke Zwerdling
  • Patent number: 6143707
    Abstract: Automatic dishwashing detergent compositions comprising blooming perfume composition containing blooming perfume ingredients selected from the group consisting of: ingredients having a boiling point of less than about 260.degree. C. and a ClogP of at least about 3, and wherein said perfume composition comprises at least 5 different blooming perfume ingredients, bleaching agent, builder and optionally, bleach catalysts. Preferred automatic dishwashing compositions further comprise amylase and/or protease enzymes.
    Type: Grant
    Filed: February 18, 1998
    Date of Patent: November 7, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Dennis Ray Bacon, Alex Haejoon Chung, Patricia Ann Blondin
  • Patent number: 6106738
    Abstract: The present invention relates to a stable, aqueous odor-absorbing composition, preferably for use on inanimate surfaces. The composition comprises from about 0.1% to about 20%, by weight of the composition, of solubilized, water-soluble, uncomplexed cyclodextrin and an effective amount of at least one ingredient to improve the performance of the composition selected from the group consisting of: (1) cyclodextrin compatible surfactant; (2) cyclodextrin compatible antimicrobial active; and (3) mixtures thereof. Hydrophilic perfume improves acceptance. Optionally, the composition can contain low molecular weight polyols; metallic salts to help control odor; a humectant, etc. The composition is essentially free of any material that would soil or stain fabric. The composition is preferably applied as small particle size droplets, especially from spray containers. The cyclodextrin/surfactant combination, either alone, or in combination with the other ingredients, provides improved antimicrobial activity.
    Type: Grant
    Filed: December 9, 1998
    Date of Patent: August 22, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Ricky Ah-Man Woo, Toan Trinh, Daniel Scott Cobb, Eva Schneiderman, Ann Margaret Wolff, Erin Lynn Rosenbalm, Thomas Edward Ward, Alex Haejoon Chung, Steven Reece
  • Patent number: 6107270
    Abstract: The present invention relates to the use of a dryer-added fabric softener composition, after a normal wash process, said composition having optimal characteristics for providing good coverage of fabrics that are treated, and optionally comprising at least one fabric softener component, for imparting fabric appearance benefits. The invention comprises the softener compositions in packages in association with instructions for their use in the dryer to provide protection for the fabrics, especially color care. Dryer-added fabric softener compositions containing chlorine scavenger to protect colored fabrics from chlorine in the next wash cycle are disclosed.
    Type: Grant
    Filed: June 18, 1998
    Date of Patent: August 22, 2000
    Assignee: The Procter & Gamble Company
    Inventors: John William Smith, Alessandro Corona, III, Toan Trinh, Ronghui Wu, Ellen Schmidt Baker, Frederick Anthony Hartman, Janet Sue Littig
  • Patent number: 6100233
    Abstract: The present invention relates to a fragrance delivery system which comprises one or more .beta.-ketoester pro-fragrances or pro-accords, said fragrance delivery system useful in a stable, preferably clear, aqueous odor-absorbing composition. The odor-absorbing composition can be further characterized in that they comprise solublized, uncomplexed cyclodextrin, and cyclodextrin compatible antimicrobial actives, cyclodextrin compatible surfactants, cyclodextrin compatible humectants, or mixtures thereof. The aqueous odor-absorbing composition are for use on inanimate surfaces, especially fabrics, and more specifically, clothes, in order to restore and/or maintain freshness by reducing malodor without the need for washing or dry cleaning.
    Type: Grant
    Filed: March 18, 1999
    Date of Patent: August 8, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Mark Robert Sivik, John Cort Severns, Frederick Anthony Hartman, Toan Trinh
  • Patent number: 6086903
    Abstract: Personal treatment compositions including leave-on hair care compositions and leave-on skin care compositions, comprising from about 0.001% to about 50%, preferably from about 0.005% to about 6%, enduring perfume, are disclosed. The enduring perfume provides a lasting olfactory sensation thus minimizing the need to use large amounts.
    Type: Grant
    Filed: February 26, 1996
    Date of Patent: July 11, 2000
    Assignee: The Proctor & Gamble Company
    Inventors: Toan Trinh, Dennis Ray Bacon, Alex Haejoon Chung, Angie Trandai
  • Patent number: 6077318
    Abstract: The present invention relates to an aqueous composition for reducing malodor impression. The composition comprises from about 0.01% to about 1%, by weight of the composition, of perfume wherein the perfume preferably comprises ingredients having a Clog P of 3 or smaller. Optionally, but preferably, the composition comprises from about 0.1% to about 5%, by weight of the composition of, water-soluble cyclodextrin, from about 0.1% to about 10%, by weight of the composition, of water-soluble metallic salt, from about 0% to about 3%, by weight of the composition, of solubilizing aid. The composition is essentially free of any material that would soil or stain fabric and contains less than about 5%, by weight of the composition of low molecular weight monohydric alcohols.
    Type: Grant
    Filed: July 22, 1997
    Date of Patent: June 20, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Jerome Paul Cappel, Philip Anthony Geis, Judith Ann Hollingshead, Mark Lee McCarty, Susan Schmaedecke Zwerdling
  • Patent number: 6046154
    Abstract: The present invention relates to the use of a dryer-added fabric softener composition, after a normal wash process, said composition having optimal characteristics for providing good coverage of fabrics that are treated, and optionally comprising at least one fabric softener component, for imparting fabric appearance benefits. The invention comprises the softener compositions in packages in association with instructions for their use in the dryer to provide protection for the fabrics, especially color care. Dryer-added fabric softener compositions containing chlorine scavenger to protect colored fabrics from chlorine in the next wash cycle are disclosed.
    Type: Grant
    Filed: March 24, 1999
    Date of Patent: April 4, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Donald Marion Swartley, Alessandro Corona, III, John William Smith, Ronghui Wu
  • Patent number: 6046155
    Abstract: The present invention relates to the use of a dryer-added fabric softener composition, after a normal wash process, said composition having optimal characteristics for providing good coverage of fabrics that are treated, and optionally comprising at least one fabric softener component, for imparting fabric appearance benefits. The invention comprises the softener compositions in packages in association with instructions for their use in the dryer to provide protection for the fabrics, especially color care. Dryer-added fabric softener compositions containing chlorine scavenger to protect colored fabrics from chlorine in the next wash cycle are disclosed.
    Type: Grant
    Filed: March 24, 1999
    Date of Patent: April 4, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Toan Trinh, Donald Marion Swartley, Alessandro Corona, III, John William Smith, Ronghui Wu