Patents by Inventor David Puddiphatt
David Puddiphatt 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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Publication number: 20190358984Abstract: The instant invention relates to liquid compositions comprising derivatives of diaminostilbene, binders and ink fixing agents such as divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: ApplicationFiled: August 9, 2019Publication date: November 28, 2019Applicant: ARCHROMA IP GMBHInventors: Andrew Clive Jackson, Cedric Klein, David Puddiphatt, Benny J. Skaggs
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Patent number: 9951031Abstract: Concentrated storage stable aqueous solutions (S) comprising components (a), (b) and (c), wherein component (a) is at least one optical brightening agent of formula (1), in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more cations selected from the group consisting of hydrogen, alkali metal cation, alkaline earth metal cation, ammonium, ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched alkyl radical and ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched hydroxyalkyl radical, and the concentration of component (a) is 0.08 to 0.Type: GrantFiled: December 1, 2010Date of Patent: April 24, 2018Assignee: ARCHROMA IP GMBHInventors: Cedric Klein, Frederic Reveaud, David Puddiphatt, Andrew Clive Jackson
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Publication number: 20160312409Abstract: The instant invention relates to improved liquid sizing compositions comprising derivatives of diaminostilbene, binders, protective polymers and divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: ApplicationFiled: July 7, 2016Publication date: October 27, 2016Inventors: Andrew Clive JACKSON, Cedric KLEIN, David PUDDIPHATT
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Patent number: 9415620Abstract: The instant invention relates to improved liquid sizing compositions comprising derivatives of diaminostilbene, binders, protective polymers and divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: GrantFiled: March 2, 2015Date of Patent: August 16, 2016Assignee: ARCHROMA IP GMBHInventors: Andrew Clive Jackson, Cedric Klein, David Puddiphatt
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Publication number: 20150345082Abstract: The instant invention relates to liquid compositions comprising derivatives of diaminostilbene, binders and ink fixing agents such as divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: ApplicationFiled: August 7, 2015Publication date: December 3, 2015Applicant: ARCHROMA IP GMBHInventors: Andrew Clive Jackson, Cedric Klein, David Puddiphatt, Benny J. Skaggs
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Publication number: 20150197116Abstract: The instant invention relates to improved liquid sizing compositions comprising derivatives of diaminostilbene, binders, protective polymers and divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: ApplicationFiled: March 2, 2015Publication date: July 16, 2015Inventors: Andrew Clive JACKSON, Cedric KLEIN, David PUDDIPHATT
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Patent number: 8945718Abstract: Aqueous coating composition for shading substrates, preferably paper, comprising (a) at least one shading dye of formula (I) in which R1 signifies H, methyl or ethyl, R2 signifies paramethoxyphenyl, methyl or ethyl, M signifies a cation selected from the group consisting of hydrogen, an alkali metal cation, alkaline earth metal, ammonium, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched alkyl radical, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched hydroxyalkyl radical, ammonium which is, di-, tri- or tetrasubstituted by a mixture of C1-C4 linear or branched alkylradical and linear or branched hydroxyalkyl radical or mixtures of said compounds, (b) at least one white pigment, (c) at least one primary binder, (d) optionally one or more secondary binders and (e) water.Type: GrantFiled: June 21, 2011Date of Patent: February 3, 2015Assignee: Clariant Finance (BVI) LimitedInventors: Heidrun Grether-Schene, David Puddiphatt
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Patent number: 8932727Abstract: Aqueous coating composition for optical brightening and shading of substrates comprising (a) at least one optical brightener of formula (I) in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more identical or different cations selected from the group consisting of hydrogen, an alkali metal cation, alkaline earth metal, ammonium, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched alkyl radical, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched hydroxyalkyl radical, ammonium which is, di-, tri- or tetrasubstituted by a mixture of C1-C4 linear or branched alkylradical and linear or branched hydroxyalkyl radical or mixtures of said compounds, R1 and R1? may be the same or different, and each is hydrogen, C1-C4 linear or branched alkyl, C2-C4 linear or branched hydroxyalkyl, CH2CO2?, CH2CH2CONH2 or CH2CH2CN, R2 and R2? may be the same or different, and each is C1-C4 linear or branched alkyl, C2-C4Type: GrantFiled: June 21, 2011Date of Patent: January 13, 2015Assignee: Clariant Finance (BVI) LimitedInventors: Heidrun Grether-Schene, Cédric Klein, David Puddiphatt
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Patent number: 8845861Abstract: A sizing composition for paper, characterised in that the sizing composition comprises (a) at least one optical brightener of formula (1), (b) a magnesium salt; and (c) a binding agent, which is selected from the group consisting of native starch, enzymatically modified starch and chemically modified starch; 0.1 to 15 parts of component (b) being present per part of component (a).Type: GrantFiled: March 12, 2009Date of Patent: September 30, 2014Assignee: Clariant Finance (BVI) LimitedInventors: Andrew Clive Jackson, David Puddiphatt, Cédric Klein
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Patent number: 8821688Abstract: The instant invention relates to mixed salts of optical brighteners of formula (1), wherein M represents a mixture of Mg2+ with another cation, which provide for superior optical brightening effects when applied to the surface of paper.Type: GrantFiled: March 12, 2009Date of Patent: September 2, 2014Assignee: Clariant Finance (BVI) LimitedInventors: Andrew Clive Jackson, David Puddiphatt, Cédric Klein
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Publication number: 20130244147Abstract: The instant invention relates to liquid compositions comprising derivatives of diaminostilbene, binders and ink fixing agents such as divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: ApplicationFiled: April 26, 2013Publication date: September 19, 2013Applicant: INTERNATIONAL PAPER COMPANYInventors: Andrew Clive Jackson, Cedric Klein, David Puddiphatt, Benny J. Skaggs
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Publication number: 20130209820Abstract: Aqueous coating composition for optical brightening and shading of substrates comprising (a) at least one optical brightener of formula (I) in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more identical or different cations selected from the group consisting of hydrogen, an alkali metal cation, alkaline earth metal, ammonium, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched alkyl radical, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched hydroxyalkyl radical, ammonium which is, di-, tri- or tetrasubstituted by a mixture of C1-C4 linear or branched alkylradical and linear or branched hydroxyalkyl radical or mixtures of said compounds, R1 and R1? may be the same or different, and each is hydrogen, C1-C4 linear or branched alkyl, C2-C4 linear or branched hydroxyalkyl, CH2CO2?, CH2CH2CONH2 or CH2CH2CN, R2 and R2? may be the same or different, and each is C1-C4 linear or branched alkyl, C2-C4Type: ApplicationFiled: June 21, 2011Publication date: August 15, 2013Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Heidrun Grether-Schene, Cédric Klein, David Puddiphatt
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Publication number: 20130209821Abstract: Aqueous coating composition for shading substrates, preferably paper, comprising (a) at least one shading dye of formula (I) in which R1 signifies H, methyl or ethyl, R2 signifies paramethoxyphenyl, methyl or ethyl, M signifies a cation selected from the group consisting of hydrogen, an alkali metal cation, alkaline earth metal, ammonium, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched alkyl radical, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched hydroxyalkyl radical, ammonium which is, di-, tri- or tetrasubstituted by a mixture of C1-C4 linear or branched alkylradical and linear or branched hydroxyalkyl radical or mixtures of said compounds, (b) at least one white pigment, (c) at least one primary binder, (d) optionally one or more secondary binders and (e) water.Type: ApplicationFiled: June 21, 2011Publication date: August 15, 2013Applicant: Clariant Finance (BVI) LimitedInventors: Heidrun Grether-Schene, David Puddiphatt
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Publication number: 20120238171Abstract: Concentrated storage stable aqueous solutions (S) comprising components (a), (b) and (c), wherein component (a) is at least one optical brightening agent of formula (1), in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more cations selected from the group consisting of hydrogen, alkali metal cation, alkaline earth metal cation, ammonium, ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched alkyl radical and ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched hydroxyalkyl radical, and the concentration of component (a) is 0.08 to 0.Type: ApplicationFiled: December 1, 2010Publication date: September 20, 2012Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Cedric Klein, Frederic Reveaud, David Puddiphatt, Andrew Clive Jackson
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Publication number: 20110226993Abstract: The instant invention relates to improved liquid sizing compositions comprising derivatives of diaminostilbene, binders, protective polymers and divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: ApplicationFiled: November 20, 2009Publication date: September 22, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Andrew Clive Jackson, Cedric Klein, David Puddiphatt
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Publication number: 20110168343Abstract: The instant invention relates to mixed salts of optical brighteners of formula (1), wherein M represents a mixture of Mg2+ with another cation, which provide for superior optical brightening effects when applied to the surface of paper.Type: ApplicationFiled: March 12, 2009Publication date: July 14, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Andrew Clive Jackson, David Puddiphatt, Cédric Klein
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Publication number: 20110146929Abstract: A sizing composition for paper, characterised in that the sizing composition comprises (a) at least one optical brightener of formula (1), (b) a magnesium salt; and (c) a binding agent, which is selected from the group consisting of native starch, enzymatically modified starch and chemically modified starch; 0.1 to 15 parts of component (b) being present per part of component (a).Type: ApplicationFiled: March 12, 2009Publication date: June 23, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Andrew Clive Jackson, David Puddiphatt
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Publication number: 20100129553Abstract: The instant invention relates to liquid compositions comprising derivatives of diaminostilbene, binders and ink fixing agents such as divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.Type: ApplicationFiled: November 19, 2009Publication date: May 27, 2010Applicant: INTERNATIONAL PAPER COMPANYInventors: Andrew Clive Jackson, Cedric Klein, David Puddiphatt, Benny J. Skaggs
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Patent number: RE46913Abstract: The instant invention relates to mixed salts of optical brighteners of formula (1), wherein M represents a mixture of Mg2+ with another cation, which provide for superior optical brightening effects when applied to the surface of paper.Type: GrantFiled: April 3, 2017Date of Patent: June 26, 2018Assignee: ARCHROMA IP GMBHInventors: Andrew Clive Jackson, David Puddiphatt, Cédric Klein