Patents by Inventor Stephen J. Donovan
Stephen J. Donovan 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: 12344821Abstract: A liquid laundry detergent formulation for household use is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster of Formula (I) wherein each R1 is independently a chain of Formula (II) wherein each R2 is independently selected from the group consisting of a C1-8 alkyl group and a chain of Formula (II); wherein R3 and R4 are independently an aliphatic C3-12 alkanediyl group; wherein each R5 is independently selected from the group consisting of a hydrogen and a —C1-4 alkyl group; wherein n is an average of 0 to 8; wherein m is an average of 5 to 50; and wherein the cleaning booster has a weight average molecular weight of ?10,000 Daltons.Type: GrantFiled: September 23, 2020Date of Patent: July 1, 2025Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Stephen J. Donovan, Aslin Izmitli, Asghar A. Peera, Michael L. Tulchinsky, Eric Wasserman
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Patent number: 12187980Abstract: A liquid laundry additive is provided, comprising a cleaning booster polymer having structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) wherein a is an average of 1-3; wherein b is an average of 1-3; wherein c is an average of 0-5; wherein d is 4-100; wherein A is an anion; and wherein M is a cation charge balancing the anion; and optionally, structural units of an ethylenically unsaturated monomer of formula (II) wherein each R2 is independently selected from a —C1-4 alkyl group; and wherein each R3 is independently selected from the group consisting of a hydrogen and a methyl group.Type: GrantFiled: May 28, 2020Date of Patent: January 7, 2025Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
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Patent number: 12129452Abstract: A liquid laundry additive is provided, comprising a cleaning booster polymer having structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) wherein x is an average of 0 to 20, wherein y is an average of 0 to 30 and wherein x+y is at least 1; and, optionally, structural units of an ethylenically unsaturated monomer of formula (II) wherein R1 is independently selected from a —C1-4 alkyl, and wherein R2 is independently selected from H and methyl.Type: GrantFiled: May 28, 2020Date of Patent: October 29, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
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Patent number: 12129450Abstract: A liquid laundry detergent formulation is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster polymer, wherein the cleaning booster polymer has structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) and, optionally, structural units of an ethylenically unsaturated monomer of formula (II)Type: GrantFiled: May 28, 2020Date of Patent: October 29, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
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Patent number: 12122983Abstract: A liquid laundry additive is provided, comprising a cleaning booster, wherein the cleaning booster is of formula (I), wherein R1 is a C1-4 alkylidene group; wherein each occurrence of R2 is independently selected from a C2-5 alkylene oxide group; and wherein the sum v+x+y+z is >40.Type: GrantFiled: December 5, 2019Date of Patent: October 22, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Asghar A. Peera, Michael L Tulchinsky, Stephen J. Donovan
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Patent number: 12018234Abstract: A liquid laundry detergent formulation is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster polymer, wherein the cleaning booster polymer has structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) and, optionally, structural units of an ethylenically unsaturated monomer of formula (II) wherein x is an average of 0 to 20; wherein y is an average of 0 to 30; wherein x+y>1; wherein R1 is a —C1-4 alkyl group; and wherein R2 is selected from hydrogen and a methyl group.Type: GrantFiled: May 28, 2020Date of Patent: June 25, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
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Patent number: 12006490Abstract: A liquid laundry detergent formulation is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster polymer, wherein the cleaning booster polymer has structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) optionally, structural units of an ethylenically unsaturated monomer of formula (III) and optionally, structural units of an ethylenically unsaturated monomer of formula (IV)Type: GrantFiled: May 28, 2020Date of Patent: June 11, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Asghar A. Peera, Stephen J. Donovan, Marianne Creamer
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Patent number: 11976256Abstract: A liquid laundry detergent formulation is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster, wherein the cleaning booster is of formula (I) wherein R1 is a C1-4 alkylidene group; wherein each occurrence of R2 is independently selected from a C2-5 alkylene oxide group; and wherein the sum v+x+y+z is 4 to 1,600.Type: GrantFiled: December 5, 2019Date of Patent: May 7, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Asghar A. Peera, Michael L. Tulchinsky, Stephen J. Donovan
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Patent number: 11939555Abstract: A fabric care composition is provided including water; a modified carbohydrate polymer having a weight average molecular weight of <500,000 Daltons and a Kjeldahl nitrogen content corrected for ash and volatiles, TKN, of ?0.5 wt %; and a cleaning surfactant; wherein the modified carbohydrate polymer is a carbohydrate polymer functionalized with quaternary ammonium moieties; wherein the quaternary ammonium moieties on the modified carbohydrate polymer include: trimethyl ammonium moieties having formula (I) and dimethyl(alkyl) ammonium moieties having formula (II) wherein each R is independently selected from a C8-22 alkyl group.Type: GrantFiled: August 29, 2019Date of Patent: March 26, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Emmett M. Partain, III, Jan E. Shulman, Aline Migliore, Yunshen Chen, John Hayes, Asghar A. Peera, Peilin Yang, Mariann Clark, Stephen J. Donovan, Jennifer P. Todd, Cynthia Leslie
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Patent number: 11814608Abstract: A fabric care composition is provided including water; a cleaning surfactant; a fabric softening silicone; and a modified carbohydrate polymer having a weight average molecular weight of <500,000 Daltons and a Kjeldahl nitrogen content corrected for ash and volatiles, TKN, of ?0.5 wt %; wherein the modified carbohydrate polymer is a carbohydrate polymer functionalized with quaternary ammonium moieties; wherein the quaternary ammonium moieties on the modified carbohydrate polymer include: trimethyl ammonium moieties having formula (I) and dimethyl(alkyl) ammonium moieties having formula (II) wherein each R is independently selected from a C8-22 alkyl group.Type: GrantFiled: October 15, 2019Date of Patent: November 14, 2023Assignees: DOW GLOBAL TECHNOLOGIES LLC, Dow Silicones Corporation, ROHM AND HAAS COMPANYInventors: Emmett M. Partain, III, Jan E. Shulman, Leon Marteaux, Michael B. Clark, Jr., Aline Migliore, Yunshen Chen, Randara Pulukkody, Daniel S. Miller, John Hayes, Asghar A. Peera, Peilin Yang, Mariann Clark, Stephen J. Donovan, Jennifer P. Todd, Cynthia Leslie
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Patent number: 11732219Abstract: A liquid laundry additive is provided, comprising a cleaning booster polymer having structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) optionally, structural units of an ethylenically unsaturated monomer of formula (III) and optionally, structural units of an ethylenically unsaturated monomer of formula (IV)Type: GrantFiled: May 28, 2020Date of Patent: August 22, 2023Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANYInventors: Asghar A. Peera, Stephen J. Donovan, Marianne Creamer
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Publication number: 20220315864Abstract: A liquid laundry detergent formulation for household use is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster of Formula (I) wherein each R1 is independently a chain of Formula (II) wherein each R2 is independently selected from the group consisting of a C1-8 alkyl group and a chain of Formula (II); wherein R3 and R4 are independently an aliphatic C3-12 alkanediyl group; wherein each R5 is independently selected from the group consisting of a hydrogen and a —C1-4 alkyl group; wherein n is an average of 0 to 8; wherein m is an average of 5 to 50; and wherein the cleaning booster has a weight average molecular weight of ?10,000 Daltons.Type: ApplicationFiled: September 23, 2020Publication date: October 6, 2022Inventors: Stephen J. Donovan, Aslin Izmitli, Asghar A. Peera, Michael L. Tulchinsky, Eric Wasserman
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Publication number: 20220220418Abstract: A liquid laundry detergent formulation is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster polymer, wherein the cleaning booster polymer has structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) and, optionally, structural units of an ethylenically unsaturated monomer of formula (II)Type: ApplicationFiled: May 28, 2020Publication date: July 14, 2022Inventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
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Publication number: 20220213414Abstract: A liquid laundry additive is provided, comprising a cleaning booster polymer having structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) and, optionally, structural units of an ethylenically unsaturated monomer of formula (II)Type: ApplicationFiled: May 28, 2020Publication date: July 7, 2022Inventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
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Publication number: 20220213408Abstract: A liquid laundry additive is provided, comprising a cleaning booster polymer having structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) wherein a is an average of 1-3; wherein b is an average of 1-3; wherein c is an average of 0-5; wherein d is 4-100; wherein A is an anion; and wherein M is a cation charge balancing the anion; and optionally, structural units of an ethylenically unsaturated monomer of formula (II) wherein each R2 is independently selected from a —C1-4 alkyl group; and wherein each R3 is independently selected from the group consisting of a hydrogen and a methyl group.Type: ApplicationFiled: May 28, 2020Publication date: July 7, 2022Inventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
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Publication number: 20220204890Abstract: A liquid laundry detergent formulation is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster polymer, wherein the cleaning booster polymer has structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) and, optionally, structural units of an ethylenically unsaturated monomer of formula (II)Type: ApplicationFiled: May 28, 2020Publication date: June 30, 2022Inventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
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Publication number: 20220195346Abstract: A liquid laundry additive is provided, comprising a cleaning booster polymer having structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) optionally, structural units of an ethylenically unsaturated monomer of formula (III) and optionally, structural units of an ethylenically unsaturated monomer of formula (IV)Type: ApplicationFiled: May 28, 2020Publication date: June 23, 2022Inventors: Asghar A. Peera, Stephen J. Donovan, Marianne Creamer
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Publication number: 20220162527Abstract: A liquid laundry detergent formulation is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster polymer, wherein the cleaning booster polymer has structural units of a monoethylenically unsaturated carboxylic acid monomer; structural units of an ethylenically unsaturated monomer of formula (I) optionally, structural units of an ethylenically unsaturated monomer of formula (III) and optionally, structural units of an ethylenically unsaturated monomer of formula (IV)Type: ApplicationFiled: May 28, 2020Publication date: May 26, 2022Inventors: Asghar A. Peera, Stephen J. Donovan, Marianne Creamer
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Publication number: 20220017841Abstract: A liquid laundry additive is provided, comprising a cleaning booster, wherein the cleaning booster is of formula (I), wherein R1 is a C1-4 alkylidene group; wherein each occurrence of R2 is independently selected from a C2-5 alkylene oxide group; and wherein the sum v+x+y+z is >40.Type: ApplicationFiled: December 5, 2019Publication date: January 20, 2022Inventors: Asghar A. Peera, Michael L. Tulchinsky, Stephen J. Donovan
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Publication number: 20220002638Abstract: A liquid laundry detergent formulation is provided, comprising: a liquid carrier; a cleaning surfactant; and a cleaning booster, wherein the cleaning booster is of formula (I) wherein R1 is a C1-4 alkylidene group; wherein each occurrence of R2 is independently selected from a C2-5 alkylene oxide group; and wherein the sum v+x+y+z is 4 to 1,600.Type: ApplicationFiled: December 5, 2019Publication date: January 6, 2022Inventors: Asghar A. PEERA, Michael L. TULCHINSKY, Stephen J. DONOVAN