Patents by Inventor Michael B. Meinhardt

Michael B. Meinhardt 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: 7939678
    Abstract: 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 of at least 12. A solid phase change ink composition is also disclosed containing a colorant comprising 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, and wherein n is an integer of at least 12. Also disclosed is a method of forming a colorant wherein a first compound having the formula is reacted with a second compound having the formula Z(CH2)nCH3 wherein n is an integer of at least 12 to form a third compound having the formula wherein the third compound comprises a chromophore that absorbs light from the visible wavelength range.
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: May 10, 2011
    Assignee: Xerox Corporation
    Inventors: Jeffrey H Banning, Clifford R King, Donald R Titterington, Michael B Meinhardt
  • Publication number: 20110100254
    Abstract: Disclosed herein are ink compositions including an ink vehicle and a colorant, wherein the ink vehicle includes a compound having a formula of R1—CONH—R2 or R2—CONH—R1, wherein R2 is an alkyl group having from 1 to about 18 carbon atoms and R1 is an alkyl group having from about 3 carbon atoms to about 200 carbon atoms, wherein R2 and R1 have the same number of carbon atoms or R2 has less carbon atoms than R1, and wherein at least one of the alkyl groups for R2 and R1 includes at least one hydroxyl group substituent.
    Type: Application
    Filed: January 10, 2011
    Publication date: May 5, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jeffrey H. BANNING, Stephan V. DRAPPEL, Michael B. MEINHARDT, Randall R. BRIDGEMAN, Alex J. KUGEL
  • Publication number: 20110065850
    Abstract: Disclosed herein are ink compositions including an ink vehicle and a colorant, wherein the ink vehicle comprises a compound having a formula of: R1—CONH—R6—CONH—R3, R1—NHCO—R6—CONH—R3, R1—CONH—R6—NHCO—R3, R1—NHCO—R6—NHCO—R3, R1—CONH—R6—CONH—C36H64+n—CONH—R6—CONH—R3, R1—NHCO—R6—NHCO—C36H64+n—NHCO—R6—NHCO—R3, R1—CONH—R6—NHCO—C36H64+n—CONH—R6—NHCO—R3, R1—NHCO—R6—CONH—C36H64+n—NHCO—R6—CONH—R3, R1—CONH—R4—CONH—C36H64+n—CONH—R5—CONH—R3, R1—CONH—R4—NHCO—C36H64+n—CONH—R5—NHCO—R3, R1—NHCO—R4—CONH—C36H64+n—NHCO—R5—CONH—R3, R1—NHCO—R4—NHCO—C36H64+n—CONH—R5—CONH—R3, or R1—CONH—R4—CONH—C36H64+n—NHCO—R5—NHCO—R3, wherein n is an integer of 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, R6 is a cyclic group having from 5 to 8 carbon atoms, R1 and R3 each comprise a branched alkyl group derived from isostearic acid, and R4 and R5 are the same or different and comprise an alkylene having from 1 to about 200 carbon atoms or
    Type: Application
    Filed: November 17, 2010
    Publication date: March 17, 2011
    Applicant: Xerox Corporation
    Inventors: Jeffrey H. BANNING, Stephan V. Drappel, Michael B. Meinhardt, Randall R. Bridgeman, Alex J. Kugel
  • Publication number: 20110061566
    Abstract: Disclosed herein are compounds having a formula of R1—CONH—R6—CONH—R3, R1—NHCO—R6—CONH—R3, R1—CONH—R6—NHCO—R3 or R1—NHCO—R6—NHCO—R3, wherein R6 is a cyclic group having from 5 to 8 carbon atoms, wherein R1 and R3 are the same or different and comprise an alkyl group having from about 3 carbon atoms to about 200 carbon atoms, and wherein one or both of R1 and R3 include at least one hydroxyl group substituent, and ink compositions including the compounds as an ink vehicle.
    Type: Application
    Filed: November 17, 2010
    Publication date: March 17, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jeffrey H. BANNING, Stephan V. Drappel, Michael B. Meinhardt, Randall R. Bridgeman, Alex J. Kugel
  • Publication number: 20110061565
    Abstract: Disclosed herein are ink compositions including an ink vehicle and a colorant, wherein the ink vehicle includes a compound having a formula of R1—CONH—R2 or R2—CONH—R1, wherein R2 is a methyl group and R1 is an alkyl group having from about 3 carbon atoms to about 200 carbon atoms.
    Type: Application
    Filed: November 17, 2010
    Publication date: March 17, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jeffrey H. Banning, Stephan V. Drappel, Michael B. Meinhardt, Randall R. Bridgeman, Alex J. Kugel
  • Publication number: 20110060081
    Abstract: Disclosed herein are compounds having a formula of: R1—CONH—R6—CONH—C36H64+n—CONH—R6—CONH—R3, R1—NHCO—R6—NHCO—C36H64+n—NHCO—R6—NHCO—R3, R1—CONH—R6—NHCO—C36H64+n—CONH—R6—NHCO—R3, R1—NHCO—R6—CONH—C36H64+n—NHCO—R6—CONH—R3, R1—CONH—R4—CONH—C36H64+n—CONH—R5—CONH—R3, R1—CONH—R4—NHCO—C36H64+n—CONH—R5—NHCO—R3, R1—NHCO—R4—CONH—C36H64+n—NHCO—R5—CONH—R3, R1—NHCO—R4—NHCO—C36H64+n—CONH—R5—CONH—R3, or R1—CONH—R4—CONH—C36H64+n—NHCO—R5—NHCO—R3, wherein n is an integer of 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10, R6 is the same or different cyclic group having from 5 to 8 carbon atoms, R4 and R5 are the same or different and comprise an alkylene having from 1 to about 200 carbon atoms, and R1 and R3 are the same or different and comprise a straight chain or branched alkyl group having from about 3 carbon atoms to about 200 carbon atoms and one or both of R1 and R3 include at least one hydroxyl group substituent, and ink compositions including the compounds as an ink vehicle.
    Type: Application
    Filed: November 17, 2010
    Publication date: March 10, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jeffrey H. Banning, Stephan V. Drappel, Michael B. Meinhardt, Randall R. Bridgeman, Alex J. Kugel
  • Publication number: 20090223409
    Abstract: Disclosed herein are amide compounds suitable for use in ink compositions, and methods of making the amide compounds disclosed herein.
    Type: Application
    Filed: March 7, 2008
    Publication date: September 10, 2009
    Applicant: XEROX CORPORATION
    Inventors: Jeffrey H. BANNING, Stephan V. DRAPPEL, Michael B. MEINHARDT, Randall R. BRIDGEMAN, Alex J. KUGEL
  • Patent number: 7345200
    Abstract: 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 of at least 12. A solid phase change ink composition is also disclosed containing a colorant comprising 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, and wherein n is an integer of at least 12. Also disclosed is a method of forming a colorant wherein a first compound having the formula is reacted with a second compound having the formula Z(CH2)nCH3 wherein n is an integer of at least 12 to form a third compound having the formula wherein the third compound comprises a chromophore that absorbs light from the visible wavelength range.
    Type: Grant
    Filed: February 16, 2006
    Date of Patent: March 18, 2008
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Michael B. Meinhardt, Donald R. Titterington, Clifford R. King
  • Patent number: 7323595
    Abstract: 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 of at least 12. A solid phase change ink composition is also disclosed containing a colorant comprising 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, and wherein n is an integer of at least 12. Also disclosed is a method of forming a colorant wherein a first compound having the formula is reacted with a second compound having the formula Z(CH2)nCH3 wherein n is an integer of at least 12 to form a third compound having the formula wherein the third compound comprises a chromophore that absorbs light from the visible wavelength range.
    Type: Grant
    Filed: February 16, 2006
    Date of Patent: January 29, 2008
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Michael B. Meinhardt, Donald R. Titterington, Clifford R. King
  • Patent number: 7022879
    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. A first compound having the formula, is reacted with a second compound having the formula Z(CH2)nCH3, wherein n is an integer that is at least 12, to form a third compound having the formula, wherein the third compound comprises a chromophore that absorbs light from the visible wavelength range.
    Type: Grant
    Filed: January 30, 2001
    Date of Patent: April 4, 2006
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Michael B. Meinhardt, Donald R. Titterington, Clifford R. King
  • Patent number: 6946025
    Abstract: Disclosed is a process for preparing a tetra-amide which comprises carrying out a condensation reaction between a diacid, a monoacid, and a diisocyanate, thereby forming a tetra-amide. Also disclosed is a process for preparing a phase change ink composition which comprises (a) carrying out a condensation reaction between a diacid, a monoacid, and a diisocyanate, thereby forming a tetra-amide; and (b) admixing the tetra-amide thus formed with a colorant, thereby forming a phase change ink.
    Type: Grant
    Filed: October 22, 2003
    Date of Patent: September 20, 2005
    Assignee: Xerox Corporation
    Inventors: Bo Wu, Michael B. Meinhardt, Jeffery H. Banning, Donald R. Titterington
  • Patent number: 6726755
    Abstract: Disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound of the formula wherein M is an atom or group of atoms capable of bonding to the central cavity of a phthalocyanine molecule, wherein axial ligands optionally can be attached to M. Also disclosed are printing processes using the phase change inks.
    Type: Grant
    Filed: February 8, 2002
    Date of Patent: April 27, 2004
    Assignee: Xerox Corporation
    Inventors: Donald R. Titterington, Michael B. Meinhardt, Jeffrey H. Banning, James D. Mayo, James M. Duff, Roger E. Gaynor, Harold R. Frame
  • Patent number: 6663703
    Abstract: Disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound of the formula
    Type: Grant
    Filed: June 27, 2002
    Date of Patent: December 16, 2003
    Assignee: Xerox Corporation
    Inventors: Bo Wu, Rina Carlini, Jeffrey H. Banning, James M. Duff, James D. Mayo, Jule W. Thomas, Jr., Paul F. Smith, Michael B. Meinhardt
  • Publication number: 20030172841
    Abstract: Disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound of the formula 1
    Type: Application
    Filed: February 8, 2002
    Publication date: September 18, 2003
    Applicant: Xerox Corporation
    Inventors: Donald R. Titterington, Michael B. Meinhardt, Jeffrey H. Banning, James D. Mayo, James M. Duff, Roger E. Gaynor, Harold R. Frame
  • Patent number: 6476219
    Abstract: Disclosed is a process for preparing a colorant of the formula wherein M is an atom or group of atoms capable of bonding to the central cavity of a phthalocyanine molecule, wherein axial ligands optionally can be attached to M, which comprises (a) reacting 3-n-pentadecylphenol with 4-nitrophthalonitrile in the presence of a base to form an alkylarylether adduct of phthalonitrile; and (b) reacting the alkylarylether adduct of phthalonitrile with either (i) a metal compound, or (ii) an ammonia-releasing compound in the presence of an alkanolamine solvent, or (iii) mixtures of (i) and (ii), to form the colorant.
    Type: Grant
    Filed: February 8, 2002
    Date of Patent: November 5, 2002
    Assignee: Xerox Corporation
    Inventors: James M. Duff, James D. Mayo, Roger E. Gaynor, Jeffrey H. Banning, Michael B. Meinhardt, Randall R. Bridgeman, Nan-Xing Hu, Carol A. Jennings, Marko D. Saban, Paul F. Smith, Hadi K. Mahabadi
  • Patent number: 6329453
    Abstract: A photochromic phase change ink composition that contains (A) at least one selected polymeric and photochromic yellow phase change colorant and (B) a phase change ink carrier composition comprising (1) a resin selected from the group consisting of a urethane resin, a mixed urethane/urea resin and mixtures thereof; and (2) a mono-amide.
    Type: Grant
    Filed: February 22, 1999
    Date of Patent: December 11, 2001
    Assignee: Xerox Corporation
    Inventors: Michael B. Meinhardt, Randall R. Bridgeman
  • 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: 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: 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