Patents Represented by Attorney, Agent or Law Firm K. W. Zerby
  • Patent number: 5830843
    Abstract: The present invention relates to liquid, rinse added fabric softening compositions including a dispersible polyethylene and methods for their use. The fabric softeners of the present invention include a fabric softening compound or amine precursor thereof and a dispersible polyolefin. Preferably, the dispersible polyolefin is an emulsion and the polyolefin is polyethylene and, more preferably, a modified or oxidized polyethylene. A liquid carrier and optional dispersibility modifier are also included. The quaternary ammonium fabric softener is preferably cationic and biodegradable.
    Type: Grant
    Filed: January 31, 1996
    Date of Patent: November 3, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Frederick Anthony Hartman, Bruno Albert Jean Hubesch, Axel Masschelein, John Robert Rusche, John Cort Severns, John Christopher Turner
  • Patent number: 5830835
    Abstract: The present invention relates to dryer-activated fabric softening compositions comprising: (A) fabric softening compounds; (B) a non-allylic perfume alcohol ester; 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: June 28, 1996
    Date of Patent: November 3, 1998
    Assignee: Procter & Gamble Company
    Inventors: John Cort Severns, Mark Robert Sivik, Frederick Anthony Hartman, Hugo Robert Germain Denutte, Jill Bonham Costa, Alex Haejoon Chung, Rafael Ortiz
  • Patent number: 5827813
    Abstract: Detegent composition having color care agents are provided. The detergent compositions comprise from about 0.1% to about 50% of by weight of the composition of a color care agent having the formula:(R.sub.1)(R.sub.2)N(CX.sub.2).sub.n N(R.sub.3)(R.sub.4)wherein X is selected from the group consisting of hydrogen, linear or branched; substituted or unsubstituted alkyl having from 1-10 carbons atoms and substituted or unsubstituted aryl having at least 6 carbon atoms; n is an integer from 1 to 6; R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are independently selected from the group consisting of alkyl; aryl; alkaryl; arylalk; hydroxyalkyl; polyhydroxyalkyl; polyalkylether having the formula --((CH.sub.2).sub.y O).sub.z R.sub.7 where R.sub.7 is hydrogen or a linear, branched, substituted or unsubstituted alkyl chain having from 1 to 10 carbon atoms and where y is an integer from 2 to 10 and z is an integer from 1 to 30; alkoxy; polyalkoxy having the formula: --(O(CH.sub.2).sub.y).sub.z R.sub.7 ; the group --C(O)R.sub.
    Type: Grant
    Filed: December 18, 1997
    Date of Patent: October 27, 1998
    Assignee: Procter & Gamble Company
    Inventors: Frederick Anthony Hartman, Robert Allen Godfroid, Janet Sue Littig, Mark Robert Sivik
  • Patent number: 5817614
    Abstract: Bleach boosters comprising quaternary imine zwitterions are disclosed. The bleach boosters increase bleaching effectiveness in lower temperature solutions and demonstrate superior color safety profiles. The bleach boosters are ideally suited for inclusion into bleaching compositions including those with detersive surfactants and enzymes. Also provided is a laundry additive product including quaternary imine zwitterions. A method for laundering a fabric employing the bleach boosters of the present invention is also disclosed.
    Type: Grant
    Filed: August 29, 1996
    Date of Patent: October 6, 1998
    Assignee: Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Robert Richard Dykstra
  • Patent number: 5804547
    Abstract: The present invention relates to dryer-activated laundry additive compositions and products having a color care agent and to methods for using the compositions and products. The dryer-activated laundry additive composition comprises from about 0.1% to about 50% of by weight of the composition of a color care agent having the formula:(R.sub.1)(R.sub.2)N(CX.sub.2).sub.n N(R.sub.3)(R.sub.4)wherein X is selected from the group consisting of hydrogen, linear or branched; substituted or unsubstituted alkyl having from 1-10 carbons atoms and substituted or unsubstituted aryl having at least 6 carbon atoms; n is an integer from 1 to 6; R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are independently selected from the group consisting of hydrogen; alkyl; aryl; alkaryl; arylalk; hydroxyalkyl; polyhydroxyalkyl; polyalkylether having the formula --((CH.sub.2).sub.y O).sub.z R.sub.7 where R.sub.
    Type: Grant
    Filed: December 18, 1997
    Date of Patent: September 8, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Robert Allen Godfroid, Ronghui Wu, Janet Sue Littig, Alessandro Corona, III, Mark Robert Sivik, Fred Anthony Hartman, Sandra Louise Honsa, Daniel Dale Ditullio, Jr.
  • Patent number: 5803986
    Abstract: There is provided a detergent composition comprising detergent components characterized in that it contains polygalacturanase enzymes substantially free of other pectic enzyme. The polygalacturanase enzyme is preferably incorporated into the compositions at a level of from 0.0001% to 2% active enzyme by weight of the composition.
    Type: Grant
    Filed: March 17, 1997
    Date of Patent: September 8, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Andre Baeck, Linda Anne Jones, Chandrika Kasturi, Michael Stanford Showell, Ann Margaret Wolff
  • Patent number: 5801137
    Abstract: A detergent composition containing in combination(a) a detergent builder system containing a carboxylate or polycarboxylate builder and having a major proportion by weight of non-carbonate builder compound;(b) an organo diphosphonic acid or its salts or complexes or any mixture thereof; and(c) an organic polymer containing acrylic acid or its salts, having an average molecular weight of less than 15,000.
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: September 1, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Michael Crombie Addison, Lynda Anne Jones, Rhona Alexandra Knox
  • Patent number: 5789362
    Abstract: There is provided a detergent composition comprising lipoxidase enzymes. The lipoxidase enzyme is preferably incorporated into the composition at a level of from 0.0001% to 2% active enzymes by weight of the composition.
    Type: Grant
    Filed: February 4, 1997
    Date of Patent: August 4, 1998
    Assignee: The Procter & Gamble Co.
    Inventors: Andre Baeck, Alfred Busch, Peter Robert Foley, Lynda Anne Jones, Kofi Ofosu-Asante
  • Patent number: 5783541
    Abstract: A unit packaged detergent comprises a detergent composition wrapped in a film made of a water-dissolvable material. The water-dissolvable material protects the wrapped detergent from dissolution until the start of a main wash of a dishwashing machine. At least one outer side of the water-dissolvable material is provided with a coating of a water-dissolvable glue.
    Type: Grant
    Filed: March 12, 1997
    Date of Patent: July 21, 1998
    Assignee: Procter & Gamble Company
    Inventors: Joris Josef Gustaaf Tack, Jean-Luc Andre Varlet, Bruno Van De Pol
  • Patent number: 5783546
    Abstract: A detergent composition comprising an amylase enzyme which shows CMCase activity and/or is an amylase showing a positive immunological cross reaction with the antibody of the Fungamyl amylase, or an amylase produced by a host organism in which the gene encoding the Fungamyl has been cloned.
    Type: Grant
    Filed: October 18, 1996
    Date of Patent: July 21, 1998
    Assignee: Procter & Gamble Company
    Inventors: Jean-Luc Philippe Bettiol, Michael Alan John Moss, Christiaan Arthur Jacques Kamiel Thoen, Stanton Lane Boyer, Michael Stanford Showell, Janice Jeffrey
  • Patent number: 5773402
    Abstract: Hypochlorite-comprising cleaning compositions which have improved mildness to the skin which comprise a combination of an amine-oxide and an alkyl sulfate surfactant. The hypochlorite-containing compositions also contain a fatty acid, and may contain additional ingredients including additional detersive surfactants. The compositions preferably have a pH of at least about 12.
    Type: Grant
    Filed: September 11, 1996
    Date of Patent: June 30, 1998
    Inventor: Anna Lucia D'Orazio
  • Patent number: 5756444
    Abstract: The invention provides a granular laundry detergent composition. The composition comprises: (a) from about 1% to about 20% by weight of a surfactant; (b) from about 60% to about 90% by weight of a mixture of carbonate and sulfate, the mixture having a ratio of carbonate to sulfate of from about 4:1 to about 1:4; (c) from about 0.1% to about 15% by weight of a silicate; (d) from about 0.1% to about 5% by weight of a polycarboxylate; and (e) from about 0.1% to about 2.5% by weight of polyethylene glycol. The detergent is further characterized in that it is substantially free of aluminosilicates and phosphates.
    Type: Grant
    Filed: November 1, 1996
    Date of Patent: May 26, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Scott Alan Walters, Matthew Israel Wasserman
  • Patent number: 5747440
    Abstract: Modified polyamines comprise polyalkyleneoxy or carboxylate-like or carboxylate-derived substituents or mixtures thereof, said polyamines are useful in laundry detergent compositions, presoak compositions or conditioning compositions for the control of dye fabric color loss or fading or for the prevention of graying or yellowing of white fabric. The present invention also relates to a method for preventing the fading of colored fabric or the build up yellow or gray color on white fabric.
    Type: Grant
    Filed: January 30, 1996
    Date of Patent: May 5, 1998
    Assignee: Procter & Gamble Company
    Inventors: Patti Jean Kellett, Eugene Paul Gosselink, Christopher Mark Perkins
  • Patent number: 5744435
    Abstract: Laundry and cleaning compositions comprising a nonionic or anionic ester of an allylic alcohol perfume having the formula: ##STR1## especially geranyl and neryl esters.
    Type: Grant
    Filed: April 25, 1997
    Date of Patent: April 28, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Frederick Anthony Hartman, Mark Robert Sivik, John Cort Severns, Scott William Waite, Cynthia Lee Eddy
  • Patent number: 5721205
    Abstract: Fabric softening compositions comprising fabric softening active(s), cellulase and an antioxidant effective amount of free radical scavenging antioxidant material and/or chelant.
    Type: Grant
    Filed: March 12, 1997
    Date of Patent: February 24, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Mary Vijayarani Barnabas, Kimberley Suzanne Severin, Scott William Waite
  • Patent number: 5721202
    Abstract: Esters of perfume alcohols having at least one free carboxylate group are provided. The esters have the general formula: ##STR1## wherein R is selected from the group consisting of substituted or unsubstituted C.sub.1 -C.sub.30 straight, branched or cyclic alkyl, alkenyl, alkynyl, alkylaryl or aryl group; R' is a perfume alcohol with a boiling point at 760 mm Hg of less than about 300.degree. C.; and m and n are independently an integer of 1 or greater. The esters are employed as perfume components in laundry and cleaning compositions such as fabric softening compositions.
    Type: Grant
    Filed: November 3, 1995
    Date of Patent: February 24, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Scott William Waite, John Cort Severns, Mark Robert Sivik, Frederick Anthony Hartman
  • Patent number: 5716918
    Abstract: The present invention relates to dryer-activated fabric softening compositions comprising: (A) fabric softening compounds; and (B) sulfonate and/or sulfonates having the formula (I), (Ia), or combinations thereof. ##STR1## wherein R and Z are independently selected from the group consisting of nonionic or anionic, substituted or unsubstituted C.sub.1 -C.sub.30 straight, branched or cyclic alkyl, alkenyl, alkynyl, alkylaryl or aryl group; Y is a radical that, upon hydrolysis of said sulfonate, forms an alcohol with a boiling point at 760 mm Hg of less than about 300.degree. C. which are perfumes.
    Type: Grant
    Filed: June 26, 1997
    Date of Patent: February 10, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Mark Robert Sivik, Frederick Anthony Hartman
  • Patent number: 5712242
    Abstract: A free-flowing granular detergent component or composition having a bulk density of at least 650 g/l comprises (i) at least 35% by weight of anionic surfactant; (ii) 0.5% to 10% by weight of a chelating agent; (iii) 0.5% to 30% by weight of a polymer or co-polymer wherein the weight ratio of chelating agent to polymer/copolymer is from 1:100 to 1:1. Additionally, processes for making the granular detergent component or composition comprise adding aqueous solutions of a chelating agent and a polymer or copolymer to a high active surfactant paste.
    Type: Grant
    Filed: December 11, 1995
    Date of Patent: January 27, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Yousef Georges Aouad, Jose Luis Vega, Adrian John Waynforth Angell
  • Patent number: 5712244
    Abstract: There is provided a rinse aid composition containing an organo diphosphonic acid or its salts or complexes. The pH of said composition as a 1% solution in distilled water at 20.degree. C. is preferably less than 7.
    Type: Grant
    Filed: August 28, 1996
    Date of Patent: January 27, 1998
    Assignee: Proctor & Gamble Company
    Inventors: Michael Crombie Addison, Lynda Anne Jones, Rhona Alexandra Knox
  • Patent number: 5710116
    Abstract: Bleach boosters comprising zwitterionic imines and anionic imine polyions having a net negative charge are disclosed. The bleach boosters increase bleaching effectiveness in lower temperature solutions and demonstrate superior color safety profiles. The bleach boosters are ideally suited for inclusion into bleaching compositions including those with detersive surfactants and enzymes. Also provided is a laundry additive product including zwitterionic imines and anionic imine polyions with a net negative charge as bleach boosters. A method for laundering a fabric employing the bleach boosters of the present invention is also disclosed.
    Type: Grant
    Filed: August 29, 1996
    Date of Patent: January 20, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Michael Eugene Burns, Patti Jean Kellett, James Charles Theophile Roger Burckett-St. Laurent