Patents by Inventor Clifford R. King

Clifford R. King 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: 20040214918
    Abstract: Disclosed are colorant compounds of the formula 1
    Type: Application
    Filed: April 24, 2003
    Publication date: October 28, 2004
    Applicant: Xerox Corporation
    Inventors: Jeffery H. Banning, Donald R. Titterington, Clifford R. King
  • Patent number: 6790267
    Abstract: Disclosed are colorant compounds of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, each R′, independently of the others, is a halogen atom, an alkyl group, an alkoxy group, a nitrile group, a nitro group, an amide group, or a sulfonamide group, z is an integer of 0, 1, 2, 3, or 4, n is an integer representing the number of carbon atoms in each repeat alkylene oxide unit, x is an integer representing the number of repeat alkylene oxide units, and A and B each, independently of the other, are hydrogen atoms, halogen atoms, tertiary amino groups, imine groups, ammonium groups, cyano groups, pyridine groups, pyridinium groups, ether groups, ester groups, amide groups, sulfate groups, sulfonate groups, sulfide groups, sulfoxide groups, phosphine groups, phosphonium groups, phosphate groups, nitrile groups, mercapto groups, nitro groups, sulfone groups, acyl groups, azo groups
    Type: Grant
    Filed: April 24, 2003
    Date of Patent: September 14, 2004
    Assignee: Xerox Corporation
    Inventors: Jeffery H. Banning, Donald R. Titterington, Clifford R. King
  • Patent number: 6764541
    Abstract: Disclosed is a colorant composition of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, R′ is an aromatic- or heteroaromatic-containing group, each Ra, independently of the others, is a halogen atom, an alkyl group, an alkoxy group, a nitrile group, a nitro group, an amide group, or a sulfonamide group, w is an integer of 0, 1, 2, 3, or 4, n is an integer representing the number of carbon atoms in each repeat alkylene oxide unit, and x is an integer representing the number of repeat alkylene oxide units, wherein said colorant has no more than one —OH, —SH, or primary or secondary amino group per molecule.
    Type: Grant
    Filed: April 24, 2003
    Date of Patent: July 20, 2004
    Assignee: Xerox Corporation
    Inventors: Jeffery H. Banning, Donald R. Titterington, Clifford R. King
  • Patent number: 6620228
    Abstract: Resins and waxes made by reacting selected nucleophiles, including alcohols and/or amines, with an isocyanate are disclosed. The order of addition of the isocyanate and the different nucleophiles can tailor the distribution of di-urethane, mixed urethane/urea, and/or di-urea molecules in the final resin product. The isocyanate-derived resin and wax materials are useful as ingredients as phase change ink carrier compositions used to make phase change ink jet inks.
    Type: Grant
    Filed: May 13, 1998
    Date of Patent: September 16, 2003
    Assignee: Xerox Corporation
    Inventors: Clifford R. King, Loc V. Bui, Jeffrey H. Banning, Donald R. Titterington
  • Publication number: 20030164116
    Abstract: Resins and waxes made by reacting selected nucleophiles, including alcohols and/or amines, with an isocyanate are disclosed. The order of addition of the isocyanate and the different nucleophiles can tailor the distribution of di-urethane, mixed urethane/urea, and/or di-urea molecules in the final resin product. The isocyanate-derived resin and wax materials are useful as ingredients as phase change ink carrier compositions used to make phase change ink jet inks.
    Type: Application
    Filed: May 13, 1998
    Publication date: September 4, 2003
    Inventors: CLIFFORD R. KING, LOC V. BUI, JEFFREY H. BANNING, DONALD R. TITTERINGTON
  • Patent number: 6444018
    Abstract: A phase change ink carrier composition comprising at least one anhydride/amino alcohol based adduct which is a reaction product of at least one anhydride and at least one amino alcohol, wherein the reaction product is an ester material or an amide material, but not an ester-amide material.
    Type: Grant
    Filed: February 12, 1999
    Date of Patent: September 3, 2002
    Assignee: Xerox Corporation
    Inventors: Clifford R. King, Jeffery H. Banning, Donald R. Titterington
  • Patent number: 6350305
    Abstract: A polymeric furanone magenta colorant is disclosed that contains a furanone magenta chromophore having a furanone adduct, the adduct containing at least one alkoxylated phenyl radical, the chromophore further being derived from at least one aromatic aldehyde having a para-nitrogen and containing electron donating groups selected from the group consisting of alkyls, cycloalkyls, and oligomers or polymers derived from alkyleneoxy or aryleneoxy moieties. The colorant can be utilized in resins, waxes and inks.
    Type: Grant
    Filed: October 8, 1999
    Date of Patent: February 26, 2002
    Assignee: Xerox Corporation
    Inventors: Clifford R. King, Jeffery H. Banning
  • Patent number: 6322624
    Abstract: The reaction product of at least one polyanhydride and at least one amine is disclosed. A phase change ink composition and a phase change ink containing the polyanhydride/amine adduct are also disclosed.
    Type: Grant
    Filed: February 12, 1999
    Date of Patent: November 27, 2001
    Assignee: Xerox Corporation
    Inventors: Donald R. Titterington, Jeffery H. Banning, Clifford R. King
  • Patent number: 6303185
    Abstract: Phase change carrier compositions made from the combination of at least one urethane resin; at least one urethane/urea resin; at least one mono-amide; and at least one polyethylene wax are disclosed. The order of addition of the reactants to form the reactant product urethane resin and urethane/urea resin permits the tailoring or design engineering of desired properties.
    Type: Grant
    Filed: September 3, 1999
    Date of Patent: October 16, 2001
    Assignee: Xerox Corporation
    Inventors: Jeffery H. Banning, Donald R. Titterington, Clifford R. King, Michael B. Meinhardt
  • Publication number: 20010008109
    Abstract: The invention encompasses a compound having the formula: 1
    Type: Application
    Filed: January 30, 2001
    Publication date: July 19, 2001
    Applicant: Xerox Corporation
    Inventors: Jeffrey H. Banning, Michael B. Meinhardt, Donald R. Titterington, Clifford R. King
  • Patent number: 6245135
    Abstract: A phase change ink composition comprising a phase change ink carrier system in combination with a compatible colorant system, the colorant system comprising a combination of (1) a black colorant having an absorbance in the 475 nanometer region which is less than 80 percent of the absorbance at the 580 nanometer region and (2) a sufficient amount of at least one other colorant having an absorbance in the 475 nanometer region whereby the colorant has a ratio of absorbance in the 475 nanometer region to the 580 nanometer region from about 0.92:1.0 to about 1.01:1.0.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: June 12, 2001
    Assignee: Xerox Corporation
    Inventors: C. Wayne Jaeger, Clifford R. King
  • Patent number: 6235094
    Abstract: The invention encompasses a compound having the formula: wherein R1, Z and the carbonyl can be comprised by a common ring, wherein R1 comprises a chromophore that absorbs light from the visible wavelength range, and wherein n is an integer that is at least 12. The invention also encompasses a solid phase change ink composition. Such composition includes a phase change ink carrier and a colorant. The colorant comprises a chromophore that absorbs light from the visible wavelength range, and has the formula: wherein R1, Z and the carbonyl can be comprised by a common ring, wherein n is an integer that is at least 12. Additionally, the invention encompasses a method of forming a colorant.
    Type: Grant
    Filed: September 15, 1999
    Date of Patent: May 22, 2001
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Michael B. Meinhardt, Donald R. Titterington, Clifford R. King
  • Patent number: 6221137
    Abstract: Phase change inks containing at least one colorant that comprises at least one metal phthalocyanine tetraamide chromogen, at least one metal phthalocyanine tetraester chromogen, or mixtures thereof.
    Type: Grant
    Filed: June 18, 1999
    Date of Patent: April 24, 2001
    Assignee: Xerox Corporation
    Inventors: Clifford R. King, Donald R. Titterington, Jeffrey H. Banning
  • Patent number: 6180692
    Abstract: Phase change carrier ink compositions made from the combination of at least one urethane resin; at least one urethane/urea resin; at least one mono-amide; and at least one organoleptic maskant constituent are disclosed. The order of addition of the reactants to form the reactant product urethane resin and urethane/urea resin permits the tailoring or design engineering of desired properties.
    Type: Grant
    Filed: February 10, 1998
    Date of Patent: January 30, 2001
    Assignee: Xerox Corporation
    Inventors: Randall R. Bridgeman, Donald R. Titterington, Clifford R. King, Jeffery H. Banning
  • Patent number: 6147140
    Abstract: A phase change ink composition comprising a phase change ink carrier system in combination with a compatible colorant system, the colorant system comprising a combination of (1) a black colorant having an absorbance in the 475 nanometer region which is less than 80 percent of the absorbance at the 580 nanometer region and (2) a sufficient amount of at least one other colorant having an absorbance in the 475 nanometer region whereby the colorant has a ratio of absorbance in the 475 nanometer region to the 580 nanometer region from about 0.92:1.0 to about 1.01:1.
    Type: Grant
    Filed: December 29, 1998
    Date of Patent: November 14, 2000
    Assignee: Xerox Corporation
    Inventors: C. Wayne Jaeger, Clifford R. King
  • Patent number: 6110264
    Abstract: A phase change ink carrier composition comprising at least one anhydride/alcohol inclusive reaction product.
    Type: Grant
    Filed: June 25, 1998
    Date of Patent: August 29, 2000
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Clifford R. King, Donald R. Titterington
  • Patent number: 6057399
    Abstract: Phase change ink additives are disclosed which comprise quaternary ammonium salts that are extremely useful in producing phase change inks with increased specific conductance. Suitable and adjustable specific conductance is necessary for reliable functioning of electronic type ink level sensing systems used in phase change ink jet printers. Phase change inks may also be encoded for type by virtue of their specific conductance.
    Type: Grant
    Filed: September 4, 1998
    Date of Patent: May 2, 2000
    Assignee: Xerox Corporation
    Inventors: Clifford R. King, C. Wayne Jaeger, Donald R. Titterington
  • Patent number: 6048925
    Abstract: Urethane resins are made by reacting selected nucleophiles, including alcohols, with an isocyanate. The order of addition of the isocyanate and the different nucleophiles can tailor the distribution of mixed urethane molecules in the final resin product. The final resin product can be colored or uncolored and include a toughening agent. The isocyanate-derived resin materials are useful as ingredients as phase change ink carrier compositions used to make phase change ink jet inks.
    Type: Grant
    Filed: January 29, 1999
    Date of Patent: April 11, 2000
    Assignee: Xerox Corporation
    Inventors: Donald R. Titterington, Clifford R. King, Wolfgang G. Wedler, Daniel R. Hahn, Jeffery H. Banning
  • Patent number: 6042227
    Abstract: A phase change ink carrier composition is disclosed which includes a Diels-Alder polymerization precursor wherein the composition forms a low viscosity liquid at temperatures in the range from about 90.degree. C. to at least about 160.degree. C., and forms a malleable material at temperatures from about 40.degree. C. to about 80.degree. C., and a solid at temperatures less than about 30.degree. C.
    Type: Grant
    Filed: May 19, 1998
    Date of Patent: March 28, 2000
    Assignee: Xerox Corporation
    Inventors: Michael B. Meinhardt, Clifford R. King
  • Patent number: 6028138
    Abstract: Urethane resins are made by reacting selected nucleophiles, such as alcohols including a hydroxyl containing toughening agent, with an isocyanate. A colored urethane resin is combined to form a phase change ink. The order of addition of the isocyanate and the different nucleophiles can tailor the distribution of di-urethane and mixed urethane/urea molecules in the final resin product. The isocyanate-derived resin materials are useful as ingredients as phase change ink carrier compositions used to make phase change ink jet inks.
    Type: Grant
    Filed: February 13, 1998
    Date of Patent: February 22, 2000
    Assignee: Tektronix, Inc.
    Inventors: Daniel R. Hahn, Clifford R. King, Donald R. Titterington, Jeffery H. Banning, Wolfgang G. Wedler