Patents by Inventor Wolfgang G. Wedler

Wolfgang G. Wedler 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: 9394319
    Abstract: A compound comprising a boron subphthalocyanine moiety, a plurality of solubilizing substituents positioned on peripheral cyclic groups of the boron subphthalocyanine moiety and an axial substituent positioned on the boron atom of the boron subphthalocyanine moiety. The plurality of solubilizing substituents comprise an oxygen or sulfur containing functional group and a substituted or unsubstituted, linear, branched or cyclic, aliphatic or aromatic terminal hydrocarbyl group that is 8 or more carbon atoms in length, the hydrocarbyl group optionally containing one or more heteroatoms. The axial substituent is selected from the group consisting of halogen, alkyloxy, haloalkyloxy, ester, carbonyl substituted alkyl, carbonyl substituted haloalkyl, alkylaryloxy, haloalkylaryloxy, alkyl sulfonyl, haloalkyl sulfonyl, alkylaryl sulfonyl and haloalkylaryl sulfonyl.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: July 19, 2016
    Assignee: XEROX CORPORATION
    Inventors: Jeffrey H. Banning, Wolfgang G. Wedler, Stephan V. Drappel
  • Patent number: 8981088
    Abstract: A compound comprising a boron subphthalocyanine moiety, a plurality of solubilizing substituents positioned on peripheral cyclic groups of the boron subphthalocyanine moiety and an axial substituent positioned on the boron atom. The plurality of solubilizing substituents comprise an oxygen or sulfur containing functional group and a substituted or unsubstituted, linear, branched or cyclic, aliphatic or aromatic terminal hydrocarbyl group that is 8 or more carbon atoms in length, the hydrocarbyl group optionally containing one or more heteroatoms. The axial substituent is a cyclic group selected from the group consisting of heterocyclic amine groups, diaryl ketone groups, benzotriazole groups, benzyl alcohol groups and polycyclic aromatic hydrocarbon groups, the cyclic group being bonded to the boron atom by an oxygen containing linking moiety, the cyclic group optionally being substituted with one or more additional substituents.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: March 17, 2015
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Wolfgang G. Wedler, Stephan V. Drappel
  • Publication number: 20150065729
    Abstract: A compound comprising a boron subphthalocyanine moiety, a plurality of solubilizing substituents positioned on peripheral cyclic groups of the boron subphthalocyanine moiety and an axial substituent positioned on the boron atom of the boron subphthalocyanine moiety. The plurality of solubilizing substituents comprise an oxygen or sulfur containing functional group and a substituted or unsubstituted, linear, branched or cyclic, aliphatic or aromatic terminal hydrocarbyl group that is 8 or more carbon atoms in length, the hydrocarbyl group optionally containing one or more heteroatoms. The axial substituent is selected from the group consisting of halogen, alkyloxy, haloalkyloxy, ester, carbonyl substituted alkyl, carbonyl substituted haloalkyl, alkylaryloxy, haloalkylaryloxy, alkyl sulfonyl, haloalkyl sulfonyl, alkylaryl sulfonyl and haloalkylaryl sulfonyl.
    Type: Application
    Filed: August 28, 2013
    Publication date: March 5, 2015
    Applicant: XEROX CORPORATION
    Inventors: Jeffrey H. Banning, Wolfgang G. Wedler, Stephan V. Drappel
  • Publication number: 20150065713
    Abstract: A compound comprising a boron subphthalocyanine moiety, a plurality of solubilizing substituents positioned on peripheral cyclic groups of the boron subphthalocyanine moiety and an axial substituent positioned on the boron atom. The plurality of solubilizing substituents comprise an oxygen or sulfur containing functional group and a substituted or unsubstituted, linear, branched or cyclic, aliphatic or aromatic terminal hydrocarbyl group that is 8 or more carbon atoms in length, the hydrocarbyl group optionally containing one or more heteroatoms. The axial substituent is a cyclic group selected from the group consisting of heterocyclic amine groups, diaryl ketone groups, benzotriazole groups, benzyl alcohol groups and polycyclic aromatic hydrocarbon groups, the cyclic group being bonded to the boron atom by an oxygen containing linking moiety, the cyclic group optionally being substituted with one or more additional substituents.
    Type: Application
    Filed: August 28, 2013
    Publication date: March 5, 2015
    Applicant: XEROX CORPORATION
    Inventors: Jeffrey H. Banning, Wolfgang G. Wedler, Stephan V. Drappel
  • Patent number: 8920551
    Abstract: Disclosed is a phase change ink comprising a phase change ink carrier and a colorant compound of the formula wherein X1, X2, and X3 each, independently of the others, is —O—, —S—, —SO—, or —SO2—; R1, R2, and R3 each, independently of the others, is alkyl, aryl, arylalkyl, or alkylaryl as further defined herein; and Z is halogen, —OR4, wherein R4 is alkyl, aryl, arylalkyl, or alkylaryl as further defined herein, wherein R5 is alkyl, aryl, arylalkyl, or alkylaryl as further defined herein, or wherein R6 is alkyl, aryl, arylalkyl, or alkylaryl as further defined herein.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: December 30, 2014
    Assignee: Xerox Corporation
    Inventors: Jeffery H. Banning, Wolfgang G. Wedler, Stephan V. Drappel
  • Patent number: 7985286
    Abstract: A phase change ink that includes a colorant and a phase change ink carrier. The phase change ink carrier includes a diblock or tri-block co-oligomer wax of the formula H3C(CH2)m(CX1X2)nCX3X4X5, or CX3X4X5(CX1X2)nH2C(CH2)m(CX1X2)nCX3X4X5, wherein at least one of X1, X2, X3, X4 and X5 are atoms selected from group VII of the periodic table and any remaining one of X1, X2, X3, X4 and X5 are hydrogen, wherein m is an integer of from about 5 to about 50, and wherein n is an integer of from about 3 to about 40. The phase change ink has a property of the phase change ink of providing a surface of a printed portion of the ink having a lower coefficient of friction to glass if the diblock co-oligomer wax was not included in the ink formulation.
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: July 26, 2011
    Assignee: Xerox Corporation
    Inventors: Stephan V. Drappel, Wolfgang G. Wedler, Peter G. Odell, Christopher A. Wagner
  • Patent number: 7901496
    Abstract: Disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound of the formula wherein Y is a hydrogen atom or a bromine atom, n is an integer of 0, 1, 2, 3, or 4, R1 is an alkylene group, an arylene group, an arylalkylene group, or an alkylarylene group, provided that no oxygen atom creates a linkage, X is —O— or —NR3— wherein R3 is a hydrogen atom, an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and R2 is a hydrogen atom, an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group.
    Type: Grant
    Filed: July 29, 2004
    Date of Patent: March 8, 2011
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Wolfgang G. Wedler, C. Wayne Jaeger
  • Patent number: 7737278
    Abstract: Compounds of the formula wherein R1, R2, R3, R4, R5, R6, R66, m, n, p, and G are as defined herein.
    Type: Grant
    Filed: November 6, 2007
    Date of Patent: June 15, 2010
    Assignee: Xerox Corporation
    Inventors: Jeffrey H Banning, Wolfgang G Wedler, C Wayne Jaeger
  • Publication number: 20100130657
    Abstract: A phase change ink that includes a colorant and a phase change ink carrier. The phase change ink carrier includes a diblock or tri-block co-oligomer wax of the formula H3C(CH2)m(CX1X2)nCX3X4X5, or CX3X4X5 (CX1X2)n H2C(CH2)m(CX1X2)n CX3X4X5, wherein at least one of X1, X2, X3, X4 and X5 are atoms selected from group VII of the periodic table and any remaining one of X1, X2, X3, X4 and X5 are hydrogen, wherein m is an integer of from about 5 to about 50, and wherein n is an integer of from about 3 to about 40. The phase change ink has a property of the phase change ink of providing a surface of a printed portion of the ink having a lower coefficient of friction to glass if the diblock co-oligomer wax was not included in the ink formulation.
    Type: Application
    Filed: November 24, 2008
    Publication date: May 27, 2010
    Applicant: Xerox Corporation
    Inventors: Stephan V. Drappel, Wolfgang G. Wedler, Peter G. Odell, Christopher A. Wagner
  • Patent number: 7683192
    Abstract: Disclosed is a colorant compound of the formula wherein Y is a hydrogen atom or a bromine atom, n is an integer of 0, 1, 2, 3, or 4, R1 is an alkylene group, an arylene group, an arylalkylene group, or an alkylarylene group, provided that no oxygen atom creates a linkage, X is —O— or —NR3— wherein R3 is a hydrogen atom, an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and R2 is a hydrogen atom, an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group.
    Type: Grant
    Filed: July 29, 2004
    Date of Patent: March 23, 2010
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Wolfgang G. Wedler, C. Wayne Jaeger
  • Patent number: 7622580
    Abstract: Compounds of the formula wherein R1, R2, R3, R4, R5, R6, R66, m, n, p, and G are as defined herein.
    Type: Grant
    Filed: August 13, 2004
    Date of Patent: November 24, 2009
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Wolfgang G. Wedler, C. Wayne Jaeger
  • Patent number: 7504446
    Abstract: Disclosed is an ink composition comprising (a) an aqueous liquid vehicle, and (b) a colorant which comprises an anhydride copolymer having at least one chromogen covalently bonded thereto and at least one ester, amide, imide, or thioester group covalently bonded thereto, said colorant being soluble or dispersible in the aqueous liquid vehicle. Also disclosed is an ink composition comprising (a) an aqueous liquid vehicle, and (b) a colorant which is the reaction product of (1) an anhydride copolymer, (2) a chromogen having one and only one group per molecule selected from the group consisting of —OH, —SH, primary amino, and secondary amino, and (3) a material selected from the group consisting of nonchromogenic monofunctional alcohols, nonchromogenic monofunctional thiols, nonchromogenic monofunctional primary or secondary amines, and mixtures thereof, said colorant being soluble or dispersible in the aqueous liquid vehicle.
    Type: Grant
    Filed: October 9, 2003
    Date of Patent: March 17, 2009
    Assignee: Xerox Corporation
    Inventors: Jeffery H. Banning, Donald R. Titterington, Wolfgang G. Wedler, Clifford R. King
  • Patent number: 7407539
    Abstract: Disclosed is a phase change ink comprising (a) a colorant and (b) a phase change ink carrier, said carrier comprising (i) a branched triamide and (ii) a polyethylene wax having an average peak molecular weight of from about 350 to about 730, a polydispersity of from about 1.03 to about 3.0, and an asymmetrical molecular weight distribution skewed toward the high molecular weight end. Also disclosed is a process which comprises (1) incorporating into an ink jet printing apparatus a phase change ink comprising (a) a colorant and (b) a phase change ink carrier, said carrier comprising (i) a branched triamide and (ii) a polyethylene wax having an average peak molecular weight of from about 350 to about 730, a polydispersity of from about 1.03 to about 3.0, and an asymmetrical molecular weight distribution skewed toward the high molecular weight end; (2) melting the ink; and (3) causing droplets of the melted ink to be ejected in an imagewise pattern onto a substrate.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: August 5, 2008
    Assignee: Xerox Corporation
    Inventors: Bo Wu, Stephan V. Drappel, Trevor J. Snyder, Donald R. Titterington, Jule W. Thomas, Jr., C Geoffrey Allen, Harold R. Frame, Wolfgang G. Wedler
  • Patent number: 7301025
    Abstract: Compounds of the formula wherein M is either (1) a metal ion having a positive charge of +p wherein p is an integer which is at least 2, said metal ion being capable of forming a compound with at least two chromogen moieties, or (2) a metal-containing moiety capable of forming a compound with at least two chromogen moieties, z is an integer representing the number of chromogen moieties associated with the metal and is at least 2, and R1, R2, R3, R4, R5, R6, R7, a, b, c, d, Y, Q?, A, and CA are as defined herein.
    Type: Grant
    Filed: June 1, 2005
    Date of Patent: November 27, 2007
    Assignee: Xerox Corporation
    Inventors: Jeffery H. Banning, Bo Wu, James M. Duff, Wolfgang G. Wedler, Jule W. Thomas, Jr., Randall R. Bridgeman
  • Patent number: 7241853
    Abstract: A block of intermediate transfer material for use in a printing apparatus having an intermediate transfer member, said intermediate transfer member being equipped with a heater to heat said intermediate transfer member to a temperature of at least about 40° C., said intermediate transfer member having a surface with a first shape, a marking material applicator situated to apply marking material in an imagewise pattern to the intermediate transfer member, and a transferring apparatus to transfer the imagewise pattern of marking material to a final recording substrate, said block of intermediate transfer material comprising a silicone polymer containing monomers of the formula wherein R1, R2, R3, R4, R5, x, y, and z are as defined herein, wherein the monomers can be directly bonded to each other or bonded through spacer groups, said block of intermediate transfer material having a surface with a second shape substantially the complement of the first shape.
    Type: Grant
    Filed: May 9, 2006
    Date of Patent: July 10, 2007
    Assignee: Xerox Corporation
    Inventors: Clifford R. King, Wolfgang G. Wedler
  • Patent number: 7211131
    Abstract: Phase change inks comprising a phase change ink carrier and a colorant compound of the formula wherein R1, R2, R3, R4, R5, m, n, and p are as defined herein, R6 is a direct bond, an alkylene group, an arylene group, an arylalkylene group, or an alkylarylene group, R66 is an alkylene group, an arylene group, an arylalkylene group, or an alkylarylene group, G is a hydroxy group, a carboxylic acid group, an alkyl group having at least about 8 carbon atoms, an aryl group, an arylalkyl group having at least about 14 carbon atoms, an alkylaryl group having at least about 14 carbon atoms, a group of the formula a group of the formula a group of the formula or a group of the formula X is —O— or —NR9—, and R7, R8, and R9 are as defined herein.
    Type: Grant
    Filed: August 13, 2004
    Date of Patent: May 1, 2007
    Assignee: Xerox Corporation
    Inventors: Jeffrey H. Banning, Wolfgang G. Wedler, C. Wayne Jaeger
  • Patent number: 7176317
    Abstract: Compounds of the formula wherein R1, R2, R3, R4, R5, R6, R7, a, b, c, d, Y, Q, Q—, A, and CA are as defined herein.
    Type: Grant
    Filed: June 26, 2003
    Date of Patent: February 13, 2007
    Assignee: Xerox Corporation
    Inventors: Jeffery H. Banning, Bo Wu, James M. Duff, Wolfgang G. Wedler, Donald R. Titterington
  • Patent number: 7128412
    Abstract: A block of intermediate transfer material for use in a printing apparatus having an intermediate transfer member, said intermediate transfer member being equipped with a heater to heat said intermediate transfer member to a temperature of at least about 40° C., said intermediate transfer member having a surface with a first shape, a marking material applicator situated to apply marking material in an imagewise pattern to the intermediate transfer member, and a transferring apparatus to transfer the imagewise pattern of marking material to a final recording substrate, said block of intermediate transfer material comprising a silicone polymer containing monomers of the formula wherein R1, R2, R3, R4, R5, x, y, and z are as defined herein, wherein the monomers can be directly bonded to each other or bonded through spacer groups, said block of intermediate transfer material having a surface with a second shape substantially the complement of the first shape.
    Type: Grant
    Filed: October 3, 2003
    Date of Patent: October 31, 2006
    Assignee: Xerox Corporation
    Inventors: Clifford R. King, Wolfgang G. Wedler
  • Patent number: 6998493
    Abstract: Compounds of the formula wherein M is either (1) a metal ion having a positive charge of +p wherein p is an integer which is at least 2, said metal ion being capable of forming a compound with at least two chromogen moieties, or (2) a metal-containing moiety capable of forming a compound with at least two chromogen moieties, z is an integer representing the number of chromogen moieties associated with the metal and is at least 2, and R1, R2, R3, R4, R5, R6, R7, a, b, c, d, Y, Q?, A, and CA are as defined herein.
    Type: Grant
    Filed: June 26, 2003
    Date of Patent: February 14, 2006
    Assignee: Xerox Corporation
    Inventors: Jeffery H. Banning, Bo Wu, James M. Duff, Wolfgang G. Wedler, Jule W. Thomas, Jr., Randall R. Bridgeman
  • Patent number: 6860931
    Abstract: Phase change inks comprising a carrier and a colorant of the formula wherein R1, R2, R3, R4, R5, R6, R7, a, b, c, d, Y, Q, Q?, A, and CA are as defined herein.
    Type: Grant
    Filed: June 26, 2003
    Date of Patent: March 1, 2005
    Assignee: Xerox Corporation
    Inventors: Bo Wu, Jeffery H. Banning, James M. Duff, Wolfgang G. Wedler, Donald R. Titterington