Patents by Inventor Sureshchandra G. Desai

Sureshchandra G. Desai 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).

  • Patent number: 6159921
    Abstract: A detergent composition comprising: (a) an alkali component selected from the group consisting of sodium hydroxide, sodium carbonate, monoethanolamine, diethanolamine, triethanolamine, and mixtures thereof; and (b) a dye transfer inhibition additive selected from the group consisting of: (i) a sugar surfactant selected from the group consisting of an alkyl polyglycoside having general formula (I)R.sub.1 O(Z).sub.a Iwherein R.sub.1 is a monovalent organic radical having from about 6 to about 30 carbon atoms; Z is a saccharide residue having 5 or 6 carbon atoms; a is a number having a value from 1 to about 6, an alkyl glucose ester, an aldobionamide, a gluconamide, a glyceramide, a glyceroglycolipid, a polyhydroxy fatty acid amide and mixtures thereof; (ii) an alkyl sulfate; (iii) an aminocarboxylic acid amphoteric surfactant; and (iv) mixtures of (i), (ii), and (iii).
    Type: Grant
    Filed: February 28, 1997
    Date of Patent: December 12, 2000
    Assignee: Henkel Corporation
    Inventors: Sureshchandra G. Desai, Michael Hansberry, George A. Smith, Charles B. Allen, J. Frederick Hessel
  • Patent number: 5994286
    Abstract: An aqueous antimicrobial cleaning composition comprising: (a) a surfactant; (b) triclosan; and (c) a tocopherol and a process for inhibiting the color degradation of an aqueous antimicrobial cleaning composition involving the addition of an effective amount of a tocopherol thereto.
    Type: Grant
    Filed: July 22, 1997
    Date of Patent: November 30, 1999
    Assignee: Henkel Corporation
    Inventors: Sureshchandra G. Desai, deceased, Arturo Valdes
  • Patent number: 5783553
    Abstract: A composition and process for enhancing the aesthetic and tactile properties of an alkyl polyglycoside involving combining an alkyl polyglycoside having the general formula I:RO(Z).sub.a (I)wherein R is a monovalent organic radical having from about 8 to about 18 carbon atoms; Z is a saccharide residue having 5 or 6 carbon atoms; and a is a number having a value from about 1 to about 6, with an aliphatic alcohol having from 1 to about 20 carbon atoms.
    Type: Grant
    Filed: November 1, 1995
    Date of Patent: July 21, 1998
    Assignee: Henkel Corporation
    Inventors: Sureshchandra G. Desai, John Frederick Hessel, Allen D. Urfer, Charles B. Allen, Stephen A. Fischer, Patrick M. McCurry
  • Patent number: 5677436
    Abstract: A composition and process for enhancing the aesthetic and tactile properties of an alkyl polyglycoside involving combining a first alkyl polyglycoside having the general formula I:RO(Z).sub.a (I)wherein R is a monovalent organic radical having from about 8 to about 18 carbon atoms; Z is a saccharide residue having 5 or 6 carbon atoms; and a is a number having a value from about 1 to about 6, with an additive selected from the group consisting of C.sub.6 -C.sub.10 alkyl sulfates, unsaturated aliphatic carboxylic acids including hydroxy-substituted derivatives thereof or their salts, unsaturated aliphatic sorbitan esters, C.sub.8 -C.sub.36 branched aliphatic di-carboxylic acids, C.sub.6 -C.sub.
    Type: Grant
    Filed: April 30, 1996
    Date of Patent: October 14, 1997
    Assignee: Henkel Corporation
    Inventors: Sureshchandra G. Desai, John Frederick Hessel, Allen D. Urfer, Charles B. Allen
  • Patent number: 5605683
    Abstract: A composition and process for enhancing the aesthetic and tactile properties of an alkyl polyglycoside involving combining a first alkyl polyglycoside having the general formula I:RO(Z).sub.a (I)wherein R is a monovalent organic radical having from about 8 to about 18 carbon atoms; Z is a saccharide residue having 5 or 6 carbon atoms; and a is a number having a value from about 1 to about 6, with an additive selected from the group consisting of C.sub.6 -C.sub.10 alkyl sulfates, unsaturated aliphatic carboxylic acids including hydroxy-substituted derivatives thereof or their salts, unsaturated aliphatic sorbitan esters, C.sub.8 -C.sub.36 branched aliphatic dicarboxylic acids, C.sub.6 -C.sub.
    Type: Grant
    Filed: April 30, 1996
    Date of Patent: February 25, 1997
    Assignee: Henkel Corporation
    Inventors: Sureshchandra G. Desai, John F. Hessel, Allen D. Urfer, Charles B. Allen, Stephen A. Fischer
  • Patent number: 5567808
    Abstract: A composition and process for enhancing the aesthetic and tactile properties of an alkyl polyglycoside involving combining a first alkyl polyglycoside having the general formula I:RO(Z).sub.a (I)wherein R is a monovalent organic radical having from about 8 to about 18 carbon atoms; Z is a saccharide residue having 5 or 6 carbon atoms; and a is a number having a value from about 1 to about 6, with an additive selected from the group consisting of C.sub.6 -C.sub.10 alkyl sulfates, unsaturated aliphatic carboxylic acids including hydroxy-substituted derivatives thereof or their salts, unsaturated aliphatic sorbitan esters, C.sub.8 -C.sub.36 branched aliphatic dicarboxylic acids, C.sub.6 -C.sub.
    Type: Grant
    Filed: November 10, 1994
    Date of Patent: October 22, 1996
    Assignee: Henkel Corporation
    Inventors: Sureshchandra G. Desai, John F. Hessel, Allen D. Urfer, Charles B. Allen, Stephen A. Fischer
  • Patent number: 5534500
    Abstract: Highly concentrated mixtures of surfactants are obtained by a method which comprises adding the acid form of a neutralizable surfactant to an aqueous composition comprised of a base and an alkyl polyglycoside.
    Type: Grant
    Filed: August 22, 1994
    Date of Patent: July 9, 1996
    Assignee: Henkel Corporation
    Inventors: Thomas Casamassina, Florencio Morales, Jr., Barry A. Salka, John Fallon, Sureshchandra G. Desai, Patrick M. McCurry, Jr.
  • Patent number: 5451342
    Abstract: An aqueous waterwhite clear liquid detergent concentrate consisting essentially ofA) at least one sodium, potassium or ammonium salt of a straight or branched chain C.sub.10 -C.sub.18 alkylethoxy (1-3EO) sulfate;B) at least one mono- or di-ethanolamide or isopropanolamide of a C.sub.10 -C.sub.18 straight or branched chain saturated fatty acid; andC) from about 20 to about 90% by weight of water based on the weight of the concentrate; and wherein the weight ratio of component A to component B is in the range of from about 3:1 to about 20:1.The invention also relates to diluted in-use solutions of the above concentrate, which are especially useful for hand dishwashing.
    Type: Grant
    Filed: May 28, 1993
    Date of Patent: September 19, 1995
    Assignee: Henkel Corporation
    Inventor: Sureshchandra G. Desai
  • Patent number: 4694104
    Abstract: The invention relates to polyoxyalkylene quaternized salts as phase transfer catalysts for liquid/liquid phase cyclopropanation, substitution or addition reactions involving a normally liquid or solvent soluble olefinically unsaturated hydrocarbon and the process in which said quaternary compound is utilized. The involved quaternized salts are defined by the formula: ##STR1## wherein R is alkyl having 8 to 30 carbon atoms, blends thereof or alkyl-substituted phenyl of 10 to 24 carbon atoms;n has a value of from 2 to 14 and includes mixtures within said range;R.sub.1 and R.sub.2 are hydrogen atoms or one of R.sub.1 and R.sub.2 is methyl;R.sub.3, R.sub.4 and R.sub.5 are independently hydrogen, an alkyl radical of 1 to 6 carbon atoms or phenyl or one of R.sub.3, R.sub.4 and R.sub.5 is an .beta.-ethyl-alkali metal sulfonate;A is a phosphorous or a nitrogen atom; and halo is a chlorine or bromine ion.
    Type: Grant
    Filed: August 9, 1982
    Date of Patent: September 15, 1987
    Assignee: GAF Corporation
    Inventors: Paritosh M. Chakrabarti, Sureshchandra G. Desai, Lindley S. Wood, Jr.