Patents by Inventor Donald R. Titterington
Donald R. Titterington 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).
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Patent number: 7371858Abstract: Compounds of the formulae wherein, provided that at least one of R1, R2, and R3 is not a hydrogen atom, R1, R2, and R3 each, independently of the other, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, and wherein R1 and R2 can also be alkoxy aryloxy, arylalkyloxy, alkylaryloxy, polyalkyleneoxy, polyaryleneoxy, polyarylalkyleneoxy, polyalkylaryleneoxy, silyl, siloxane, polysilylene, polysiloxane, or a group of the formula wherein r and s are integers representing a number of repeat —CH2— groups, and wherein X is a direct bond, oxygen, sulfur, —NR40— wherein R40 is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, or —CR50R60— wherein R50 and R60 each, independently of the other, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, and R10 and R11 each, independently of the other, is alkylene, arylene, arylalkylene, or alkylarylene, and wherein R10 can also be polyalkyleneoxy, polyaryleneoxy, polyarylalkyleneoxy, polyalkylaryleneoxy, silylene, siloxane, polysilylene, or polysiloxane.Type: GrantFiled: March 5, 2004Date of Patent: May 13, 2008Assignee: Xerox CorporationInventors: Danielle C Boils-Boissier, Marcel P Breton, Jule W Thomas, Jr., Donald R Titterington, Jeffrey H Banning, H Bruce Goodbrand, James D Wuest, Marie-Eve Perron, Hugues Duval
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Publication number: 20080088684Abstract: An ink stick for use in a phase change ink printer comprises a first portion of a solid ink stick body, the first portion being formed of a first material of a phase change ink composition. The ink stick also comprises a second portion of the solid ink stick body, the second portion being formed of a second material. The first material and the second material combine when the ink stick body is melted.Type: ApplicationFiled: October 11, 2006Publication date: April 17, 2008Applicant: Xerox CorporationInventors: Donald R. Titterington, Brent Rodney Jones, David L. Knierim, Barry D. Reeves, Edward F. Burress, Ernest Isreal Esplin, Richard Guy Chambers, Jasper Kent Wong
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Patent number: 7345200Abstract: 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: GrantFiled: February 16, 2006Date of Patent: March 18, 2008Assignee: Xerox CorporationInventors: Jeffrey H. Banning, Michael B. Meinhardt, Donald R. Titterington, Clifford R. King
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Patent number: 7323595Abstract: 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: GrantFiled: February 16, 2006Date of Patent: January 29, 2008Assignee: Xerox CorporationInventors: Jeffrey H. Banning, Michael B. Meinhardt, Donald R. Titterington, Clifford R. King
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Patent number: 7311767Abstract: Processes for preparing phase change inks comprising admixing (a) a phase change ink carrier; (b) a colorant of the formula or mixtures thereof, wherein M1, z, A1, R1, R2, R3, R4, R5, R6, R7, a, b, c, d, Y, Q, Q?, A1, and CA are as defined herein; and (c) a metal salt of the formula (M2v+)w(A2w?)v of which the metal portion M2 is either a metal ion having positive charge +v, a metal-containing moiety, or a mixture thereof, and A2 is an anion having negative charge ?w, wherein M1 and M2 can be the same as or different from each other, wherein A1 and A2 can be the same as or different from each other, said admixing occurring at a temperature at which the ink carrier is a liquid.Type: GrantFiled: July 23, 2004Date of Patent: December 25, 2007Assignee: Xerox CorporationInventors: Bo Wu, Jeffrey H. Banning, Randall R. Bridgeman, Donald R. Titterington
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Patent number: 7304173Abstract: Disclosed are colorant compounds of the formula wherein R, R1, R2, R3, and R4 each, independently of the others, is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R, R1, R2, R3, and R4 each can be joined to a phenyl moiety to form a ring, each R?a, R?b, and R?c, 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, z1, z2, and z3 each, independently of the others, 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, D is an anion, and g is the charge on the anion, wherein said colorant has no more than one —OH, —SH, or primary or secondary amino group per molecule.Type: GrantFiled: July 31, 2006Date of Patent: December 4, 2007Assignee: Xerox CorporationInventors: Jeffery H. Banning, Donald R. Titterington, Clifford R. King
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Patent number: 7176317Abstract: 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: GrantFiled: June 26, 2003Date of Patent: February 13, 2007Assignee: Xerox CorporationInventors: Jeffery H. Banning, Bo Wu, James M. Duff, Wolfgang G. Wedler, Donald R. Titterington
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Patent number: 7157601Abstract: Compounds of the formulae wherein Z is —OR1, —SR1, —NR1R2, Y is —OR3, —SR3, or —NR3R4, at least one of R1, R2, R3, R4, R5, and R6 is hydrogen, at least one of R1, R2, R3, R4, R5, and R6 is other than hydrogen, at least one Z or Y within the compound is —NR1R2 or —NR3R4, R1, R2, R3, R4, R5, R6, and R7 each, independently of the others, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, and wherein R7 can also be alkoxy, aryloxy, arylalkyloxy, alkylaryloxy, polyalkyleneoxy, polyaryleneoxy, polyarylalkyleneoxy, polyalkylaryleneoxy, silyl, siloxane, polysilylene, polysiloxane, or wherein X is a direct bond, oxygen, sulfur, —NR40— wherein R40 is hydrogen, alkyl, aryl, arylalkyl, alkylaryl, or —CR50R60— wherein R50 and R60 each, independently of the other, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl.Type: GrantFiled: February 28, 2006Date of Patent: January 2, 2007Assignee: Xerox CorporationInventors: Marcel P. Breton, Danielle C. Boils-Boissier, Jule W. Thomas, Jr., Donald R. Titterington, H. Bruce Goodbrand, Jeffrey H. Banning, James D. Wuest, Dominic Laliberte, Marie-Eve Perron
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Patent number: 7094812Abstract: Disclosed are colorant compounds of the formula wherein R, R1, R2, R3, and R4 each, independently of the others, is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R, R1, R2, R3, and R4 each can be joined to a phenyl moiety to form a ring, each R?a, R?b, and R?c, 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, z1, z2, and z3 each, independently of the others, 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, D is an anion, and g is the charge on the anion, wherein said colorant has no more than one —OH, —SH, or primary or secondary amino group per molecule.Type: GrantFiled: April 24, 2003Date of Patent: August 22, 2006Assignee: Xerox CorporationsInventors: Jeffery H. Banning, Donald R. Titterington, Clifford R. King
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Patent number: 7087752Abstract: Compounds of the formulae wherein Z is OR1, SR1, or NR1R2, Y is OR3, SR3, or NR3R4, at least one of R1, R2, R3, R4, R5, and R6 is hydrogen, at least one of R1, R2, R3, R4, R5, and R6 is other than hydrogen, at least one Z or Y within the compound is NR1R2 or —NR3R4, R1, R2, R3, R4, R5, R6, and R7 each, independently of the others, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, and wherein R7 can also be (vi) an alkoxy, aryloxy, arylalkyloxy, alkylaryloxy, polyalkyleneoxy, polyaryleneoxy, polyarylalkyleneoxy, polyalkylaryleneoxy, silyl, siloxane, polysilylene, polysiloxane, or wherein X is a direct bond, oxygen, sulfur, NR40— wherein R40 is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, or CR50R60— wherein R50 and R60 each, independently of the other, is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, and wherein R6 can also beType: GrantFiled: March 26, 2004Date of Patent: August 8, 2006Assignee: Xerox CorporationInventors: Marcel P. Breton, Danielle C. Boils-Boissier, Jule W. Thomas, Jr., Donald R. Titterington, H. Bruce Goodbrand, Jeffrey H. Banning, James D. Wuest, Dominic Laliberte, Marie-Eve Perron
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Patent number: 7084189Abstract: Disclosed is a phase change ink composition comprising (a) a colorant and (b) the reaction product of (i) an isocyanate and (ii) an antioxidant or UV stabilizer molecule having thereon (A) at least one isocyanate-reactive hydroxyl group and/or (B) at least one isocyanate-reactive primary or secondary amino group.Type: GrantFiled: February 20, 2003Date of Patent: August 1, 2006Assignee: Xerox CorporationInventors: Jeffery H. Banning, Donald R. Titterington, Mary Ryan-Hotchkiss
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Patent number: 7064230Abstract: Phase change ink carrier compositions comprising an admixture of (1) at least one urethane resin; and/or (2) at least one mixed urethane/urea resin; and/or (3) at least one mono-amide; and/or (4) at least one polyethylene wax are provided. In addition, a phase change colored ink of such carrier compositions comprising a phase change ink compatible colorant are also provided. Embodiments of the present invention also include methods for producing a layer of the above phase change colored ink on the surface of a substrate by either direct or indirect printing. Such methods also encompassing using a polyethylene wax as an overcoat layer above such a phase change ink layer on a printed substrate.Type: GrantFiled: March 18, 2004Date of Patent: June 20, 2006Assignee: Xerox CorporationInventors: Donald R. Titterington, Jeffrey H. Banning
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Patent number: 7034185Abstract: Disclosed are colorant precursor 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, and x is an integer representing the number of repeat alkylene oxide units, wherein said colorant precursor has no more than one —OH, —SH, or primary or secondary amino group per molecule.Type: GrantFiled: April 24, 2003Date of Patent: April 25, 2006Assignee: Xerox CorporationInventors: Jeffery H. Banning, Donald R. Titterington, Clifford R. King
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Patent number: 7033424Abstract: Phase change ink compositions comprising a phase change ink carrier and a colorant compound of the formula wherein M is either (1) a metal ion having a positive charge of +y wherein y 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, R1, R2, R3, R4, R5, R6, R7, a, b, c, d, Y, and z are as defined herein, Q— is a COO— group or a SO3— group, A is an organic anion, and CA is either a hydrogen atom or a cation associated with all but one of the Q— groups.Type: GrantFiled: July 23, 2004Date of Patent: April 25, 2006Assignee: Xerox CorporationInventors: Bo Wu, Jeffrey H. Banning, Randall R. Bridgeman, Donald R. Titterington
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Patent number: 7022879Abstract: 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: GrantFiled: January 30, 2001Date of Patent: April 4, 2006Assignee: Xerox CorporationInventors: Jeffrey H. Banning, Michael B. Meinhardt, Donald R. Titterington, Clifford R. King
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Patent number: 6989052Abstract: Disclosed is a phase change ink composition comprising (1) an ink carrier comprising (A) a first component which comprises an ester-amide material, and (B) a second component which comprises either (i) a material selected from the group consisting of urethane compounds, urea compounds, urethane-urea compounds, and mixtures thereof, (ii) a polyalkylene wax, or (iii) a mixture thereof; and (2) a colorant.Type: GrantFiled: June 30, 2004Date of Patent: January 24, 2006Assignee: Xerox CorporationInventors: Bo Wu, Donald R. Titterington, Mary Ryan-Hotchkiss
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Patent number: 6969759Abstract: 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: GrantFiled: May 25, 2004Date of Patent: November 29, 2005Assignee: Xerox CorporationInventors: Jeffery H. Banning, Donald R. Titterington, Clifford R. King
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Patent number: 6946025Abstract: 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: GrantFiled: October 22, 2003Date of Patent: September 20, 2005Assignee: Xerox CorporationInventors: Bo Wu, Michael B. Meinhardt, Jeffery H. Banning, Donald R. Titterington
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Patent number: 6872243Abstract: Disclosed is a phase change ink composition comprising an ink vehicle, a colorant, and a nonpolymeric organic gelator selected from the group consisting of anthracene-based compounds, steroid compounds, partially fluorinated high molecular weight alkanes, high molecular weight alkanes with exactly one hetero atom, chiral tartrate compounds, chiral butenolide-based compounds, bis-urea compounds, guanines, barbiturates, oxamide compounds, ureidopyrimidone compounds, and mixtures thereof, said organic gelator being present in the ink in an amount of no more than about 20 percent by weight of the ink, said ink having a melting point at or below which the ink is a solid, said ink having a gel point at or above which the ink is a liquid, and said ink exhibiting a gel state between the melting point and the gel point, said ink exhibiting reversible transitions between the solid state and the gel state upon heating and cooling, said ink exhibiting reversible transitions between the gel state and the liquid state uponType: GrantFiled: September 4, 2002Date of Patent: March 29, 2005Assignee: Xerox CorporationInventors: Marcel P. Breton, Danielle C. Boils-Boissier, Donald R. Titterington, Jule W. Thomas, Jr., Jeffrey H. Banning, Christine E. Bedford, James D. Wuest
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Patent number: 6860931Abstract: 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: GrantFiled: June 26, 2003Date of Patent: March 1, 2005Assignee: Xerox CorporationInventors: Bo Wu, Jeffery H. Banning, James M. Duff, Wolfgang G. Wedler, Donald R. Titterington