Patents Represented by Attorney Jerry J. Yetter
  • Patent number: 6770615
    Abstract: Non-aqueous liquid detergent compositions comprising from about 49% to about 99.95% by weight of the composition of a surfactant-containing non-aqueous liquid phase and from about 0.05% to about 51% by weight of the composition of a suspended solid particulate phase wherein the suspended solid particulate phase comprises water-soluble low-density particles which are composed of a binding agent and materials selected from the group consisting of an alkalinity source, a chelant, a builder and mixtures thereof. By the present invention, ingredients which are insoluble in the surfactant-rich liquid phase may be included in the liquid phase without undesirable segregation and separation.
    Type: Grant
    Filed: January 31, 2002
    Date of Patent: August 3, 2004
    Assignee: The Procter & Gamble Company
    Inventors: Yousef Georges Aouad, Christopher John Lienhart
  • Patent number: 6656899
    Abstract: Liquid laundry detergent conditions comprising from about 49% to about 99.95% by weight of the composition of a surfactant-containing non-aqueous liquid phase; and from about 1% to about 50% by weight of the composition of a suspended solid particulate phase comprising low-density filler particles and adjuvant detersive particles wherein the low-density filler particles are substantially insoluble in said liquid phase and are substantially soluble in a wash liquor comprising water.
    Type: Grant
    Filed: January 31, 2002
    Date of Patent: December 2, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Eugene Steven Sadlowski, Yousef Georges Aouad
  • Patent number: 6555514
    Abstract: A multi-step process for making a granular detergent composition. The processing steps include adding to a first fluid bed dryer a first feed stream selected from a first powder, a first liquid, and mixtures thereof, to form a second feed stream. The second feed stream is added to a mixer to form a fourth feed stream, and optionally, a third feed stream selected from a second powder, a second liquid, and mixtures thereof can be added to the mixer. The fourth feed stream is added to a second fluid bed dryer to form the granular detergent composition. The granular detergent composition contains at least about 50% by weight of particles having a geometric mean particle diameter of from about 500 microns to about 1500 microns with a geometric standard deviation of from about 1 to about 2. Further, at least a portion of the particles contain a detersive surfactant or a detergent builder.
    Type: Grant
    Filed: April 24, 2001
    Date of Patent: April 29, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Scott William Capeci, Steven Matthew Gabriel, Girish Jagannath, Scott John Donoghue, Christopher Andrew Morrison
  • Patent number: 6548134
    Abstract: The present invention relates to a container (10) containing a liquid product. The container enables the venting of the liquid product by a venting means. The venting means allows the passage of gases between the interior and the exterior of the container when the pressure inside the container differs from the ambient pressure. The venting means is permeable to gases, but impermeable to the liquid product. The liquid product comprises particulate solids selected from the group consisting of carbonate, percarbonate, perborate and mixtures thereof. The size of the particulate solids is not greater than 400 &mgr;m.
    Type: Grant
    Filed: April 5, 1999
    Date of Patent: April 15, 2003
    Assignee: The Procter & Gamble Company
    Inventor: Neil John Rogers
  • Patent number: 6521582
    Abstract: A laundry device for use with a washing machine is provided. The laundry device includes a bag storing a water-insoluble DTI compound. The bag includes a plurality of apertures allowing wash water to flow through the bag but which substantially prevent the water-insoluble DTI compound from exiting the bag during use. The laundry device can further include a container having a compartment for receiving and dispensing a dosed amount of detergent during use.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: February 18, 2003
    Assignee: The Procter and Gamble Company
    Inventors: Axel Masschelein, Patrick Firmin August Delplancke, Lucresse Gemma Van Wonterghem, Terence Graham Curtis
  • Patent number: 6293402
    Abstract: The present invention relates to a process for producing a four sided seal sachet (10) filled with a pre-set volume of flowable material, the sachet being made from a flexible film comprising a metallocene catalysed resin, the sachet having a length L (11) between transverse seals (71) and a width W (12) between longitudinal seals (70), whereby the pre-set volume of flowable material is of more than 0.525×W2×L/&pgr;, so that leak-free seals are provided.
    Type: Grant
    Filed: March 26, 2000
    Date of Patent: September 25, 2001
    Assignee: The Procter Gamble & Company
    Inventors: Neil John Rogers, Joseph Fernand Deflander
  • Patent number: 6207206
    Abstract: Flavored instant coffee products having a variegated appearance that contain darker colored agglomerated soluble particles containing a darker colored flavorant selected from cocoa and instant coffee agglomerated onto an edible carrier such as sugar and lighter colored agglomerated soluble particles containing a dairy or nondairy creamer and a noncoffee flavor agglomerated onto an edible carrier such as sugar, provided that when the darker colored flavorant is only cocoa, the lighter colored agglomerated particles further contain instant coffee agglomerated the edible carrier.
    Type: Grant
    Filed: May 2, 2000
    Date of Patent: March 27, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Christopher Michael Mickowski, Jeffrey Alan Sargent
  • Patent number: 5770756
    Abstract: A process for making high active alkyl sulphate solutions comprising premixing alcohol and/or alkoxylated nonionic surfactant with an organic amine and adding sulfuric acid to the premix to produce a neutralized product having substantially no water is provided. The weight ratio of the sulfuric acid additive to the premix is from 0.5:1 to 9:1.
    Type: Grant
    Filed: November 14, 1995
    Date of Patent: June 23, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Alan David Blake, Jozef Philomena Geudens, Peter Geoffrey Mather
  • Patent number: 5750485
    Abstract: Detergent compositions were prepared which contain 1-10% of a fatty acid amide, in which the carbon is attached to a C.sub.15 -C.sub.17 hydrocarbon, and wherein one of the nitrogen substituents is a polyhydroxyhydrocarbyl having a linear hydrocarbon chain with at least three hydroxyl groups pendent therefrom. Said compositions further comprise 1-6% by weight of an insoluble ethoxylated C.sub.12 -C.sub.15 primary alcohol containing an average of three ethoxylate groups per mole.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: May 12, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Gerard Marcel Baillely, Suzanne Powell
  • Patent number: 5750748
    Abstract: A process for the preparation of a surfactant composition comprising N-methyl polyhydroxy fatty acid amide and N-alkyl (C3-C8) polyhydroxy fatty acid amide comprises mixing N-methyl polyhydroxy fatty acid amine and N-alkyl (C3-C8) polyhydroxy fatty acid amine to form a mixture. The mixture is reacted with a fatty acid ester reactant in the presence of a base catalyst and, optionally, in the presence of a reaction solvent. Unreacted N-alkoxyamino polyol is acylated with an acid anhydride at a temperature in the range of from 50.degree. C. to 85.degree. C. The weight ratio of N-methyl polyhydroxy fatty acid amide to N-alkyl (C3-C8) polyhydroxy fatty acid amide in the surfactant composition is from 25:1 to 1:1.
    Type: Grant
    Filed: April 19, 1996
    Date of Patent: May 12, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Jean-Pol Boutique, Patrick Firmin A. Delplancke
  • Patent number: 5723425
    Abstract: The present disclosure relates to a concentrated aqueous liquid detergent composition containing polyvinylpyrrolidone, especially capable to provide superior color maintenance to the washed fabrics, in which the anionic surfactant majorily consists of an alkyl ethoxy sulfate.
    Type: Grant
    Filed: August 19, 1996
    Date of Patent: March 3, 1998
    Inventors: Serge Gabriel Pierre Cauwberghs, Ivan Maurice Alfons Herbots
  • Patent number: 5719116
    Abstract: A process for making a concentrated liquid detergent composition comprising the steps of: i) mixing succinic anhydride, water and an alkaline catalyst, wherein the ratio of succinic anhydride to water is at least 4:1; ii) allowing an exothermic hydrolysis reaction to take place in a buffer tank, and iii) mixing the resulting highly active, partly neutralised succinic acid with other detergent ingredients.
    Type: Grant
    Filed: January 6, 1995
    Date of Patent: February 17, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Noel Alfons-Gustaaf Vanweissenaers, Luc Marie Willy Lievens
  • Patent number: 5703037
    Abstract: A process for the manufacture of free flowing detergent granules having a bulk density of at least 600 g/l, comprises the steps of:a) neutralising anionic surfactant acid or acids in an excess of alkali to form a paste, and optionally mixing other surfactants with the paste, to give a total surfactant level in the paste of at least 40% by weight;b) mixing said paste with one or more powders to form a granular product; andc) optionally drying the granular product,wherein at least one of the powders in step b) is spray dried and comprises anionic polymer and cationic surfactant.
    Type: Grant
    Filed: October 18, 1996
    Date of Patent: December 30, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Achille Jules Edmond Doumen, Luc Goovaerts, Jose Luis Vega
  • Patent number: 5700771
    Abstract: Disclosed is a detergent composition comprising a polyhydroxy fatty acid amide surfactant of the formula: ##STR1## wherein R.sup.1 is H, C.sub.1 -C.sub.4 hydrocarbyl, 2-hydroxy ethyl, 2 hyroxy propyl, or a mixture thereof, R.sup.2 is C.sub.5 -C.sub.31 hydrocarbyl, and Z is a polyhydroxy-hydrocarbyl having a linear hydrocarbyl chain with at least 3 hydroxyls connected directly to said chain, or an alkoxylated derivative thereof, and a non-borate, non-borate-forming bleaching agent such as the persulfates and especially the percarbonate bleaches. Mixtures of non-perborates with bleach activators such as tetraacetyl ethylene diamine are also used in the compositions. Also disclosed is a method for cleaning substrates, such as fabrics, fibers, textiles, hard surfaces, etc., at temperatures below about 50.degree. C., especially below about 40.degree. C.
    Type: Grant
    Filed: March 7, 1995
    Date of Patent: December 23, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Frederick Edward Hardy, Bruce Prentiss Murch
  • Patent number: 5698510
    Abstract: A process for making granular detergent compositions or components comprising from about 35% to about 85% by weight of a surfactant system comprising a mixture of polyhydroxy fatty acid amide and ethoxylated nonionic surfactant. The surfactant system is in the solid phase at temperatures of 25.degree. C. and below, and has a softening point from above 25.degree. C. to 100.degree. C. Additionally, the surfactant system has a viscosity profile whereby its viscosity is at least about 20,000 cps at a temperature of 10.degree. C. above the softening point, and less than about 10,000 cps at a temperature of 30.degree. C. above the softening point, all viscosities being measured at a shear rate of 25 s.sup.-1.
    Type: Grant
    Filed: March 12, 1996
    Date of Patent: December 16, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Carole Patricia Wilkinson, Paul Amaat Raymond France, John Christian Schmitt
  • Patent number: 5698046
    Abstract: Automatic dishwashing detergents containing N-alkoxy or N-aryloxy polyhydroxy fatty acid amide surfactants which provide not only improved cleaning, but also improved filming and spotting performance on tableware are described. Thus, C.sub.12 -C.sub.14 N-(3-methoxypropyl) glucamide is used in automatic dishwashing compositions which, optionally, can be formulated to be free from chlorine bleach or phosphate builders. Weak builders such as citrate and perborate or percarbonate bleach can be used in the compositions, as can various detersive enzymes.
    Type: Grant
    Filed: June 7, 1996
    Date of Patent: December 16, 1997
    Assignee: The Procter & Gamble Comapny
    Inventors: James Charles Theophile Roger Burckett St. Laurent, Daniel Stedman Connor, Yi-Chang Fu, Jeffrey John Scheibel, William Michael Scheper
  • Patent number: 5691297
    Abstract: A process for continuously preparing high density detergent composition is provided. The process comprises the steps of: (a) agglomerating a detergent surfactant paste and dry starting detergent material in a high speed mixer/densifier to obtain agglomerates having a Dispersion Index in a range of from about 1 to about 6, whereinDispersion Index=A/BA is the surfactant level in the agglomerates having a particle size of at least 1100 microns, and B is the surfactant level in the agglomerates having a particle size less than about 150 microns; (b) mixing the agglomerates in a moderate speed mixer/densifier to further densify, build-up and agglomerate the agglomerates; and (c) conditioning the agglomerates such that the flow properties of the agglomerates are improved, thereby forming the high density detergent composition.
    Type: Grant
    Filed: September 19, 1995
    Date of Patent: November 25, 1997
    Assignee: The Procter & Gamble Company
    Inventors: David Robert Nassano, Scott William Capeci
  • Patent number: 5691296
    Abstract: A process for making a granular detergent composition comprising the steps of adding to a detergent powder particles of percarbonate having a mean particle size in the range of from 250 to 900 micrometers and a powdery flow aid containing a partially hydrated crystalline sodium aluminosilicate having a moisture content of less than 15%, preferably from 5% to 12%.
    Type: Grant
    Filed: January 16, 1996
    Date of Patent: November 25, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Joseph Thomas Henry Agar, Paul Amaat Raymond G. France, Carole Patricia D. Wilkinson
  • Patent number: 5691294
    Abstract: Detergent components or compositions having a bulk density of at least 700 g/l comprise a nonionic surfactant system including at least one nonionic surfactant which is a liquid at temperatures below 40.degree. C., and from about 0.5% to 15% by weight of the component or compositions of a flow aid which is a premixed powder comprising sodium aluminosilicate and hydrophobic silica in a weight ratio of from 100:1 to 5:1. The detergent components or compositions are made by free dispersion mixing or granulation.
    Type: Grant
    Filed: December 11, 1995
    Date of Patent: November 25, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Paul Amaat Raymond Gerard France, Paul Irma Albertus Van Dijk
  • Patent number: 5691303
    Abstract: Granular detergent compositions comprise conventional ingredients and a perfume delivery system which comprises Type X or Type Y Zeolites having a perfume releasably adsorbed within their pores, and a barrier matrix comprising a fluid polyol or diol which is insoluble with the perfume and a solid polyol containing more than three hydroxyl moieties. Methods of depositing said perfume onto fabric surfaces are disclosed.
    Type: Grant
    Filed: February 27, 1995
    Date of Patent: November 25, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Robert Ya-Lin Pan, Jing-Feng You, Gregory Stephen Caravajal, Sharon Anne Graves, William Richard Mueller