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).

  • Patent number: 11939555
    Abstract: 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: Grant
    Filed: August 29, 2019
    Date of Patent: March 26, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: 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
  • Patent number: 11911390
    Abstract: Novel dry powder compositions comprising and methods relating thereto are provided. The dry powder compositions comprise PDE5 inhibitors, such as vardenafil, or pharmaceutically acceptable salts or esters thereof. The dry powder compositions may optionally include an carrier/excipient. The concentration of active agent may be at least about 2% by weight. Methods of aerosolizing the dry powder compositions and using them to treat various diseases are also disclosed.
    Type: Grant
    Filed: March 24, 2021
    Date of Patent: February 27, 2024
    Assignee: Respira Therapeutics, Inc.
    Inventors: Zhen Xu, Hugh Smyth, Aileen Gibbons, Revati Shreeniwas, Pravin Soni, Dan Deaton, James Hannon, Stephen Lermer, Robert Curtis, Martin J. Donovan
  • Patent number: 11814608
    Abstract: 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: Grant
    Filed: October 15, 2019
    Date of Patent: November 14, 2023
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, Dow Silicones Corporation, ROHM AND HAAS COMPANY
    Inventors: 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
  • Patent number: 11732219
    Abstract: 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: Grant
    Filed: May 28, 2020
    Date of Patent: August 22, 2023
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANY
    Inventors: Asghar A. Peera, Stephen J. Donovan, Marianne Creamer
  • Publication number: 20220315864
    Abstract: 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: Application
    Filed: September 23, 2020
    Publication date: October 6, 2022
    Inventors: Stephen J. Donovan, Aslin Izmitli, Asghar A. Peera, Michael L. Tulchinsky, Eric Wasserman
  • Publication number: 20220220418
    Abstract: 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: Application
    Filed: May 28, 2020
    Publication date: July 14, 2022
    Inventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
  • Publication number: 20220213408
    Abstract: 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: Application
    Filed: May 28, 2020
    Publication date: July 7, 2022
    Inventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
  • Publication number: 20220213414
    Abstract: 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: Application
    Filed: May 28, 2020
    Publication date: July 7, 2022
    Inventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
  • Publication number: 20220204890
    Abstract: 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: Application
    Filed: May 28, 2020
    Publication date: June 30, 2022
    Inventors: Asghar A. Peera, Stephen J. Donovan, Roy Roberts
  • Publication number: 20220195346
    Abstract: 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: Application
    Filed: May 28, 2020
    Publication date: June 23, 2022
    Inventors: Asghar A. Peera, Stephen J. Donovan, Marianne Creamer
  • Publication number: 20220162527
    Abstract: 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: Application
    Filed: May 28, 2020
    Publication date: May 26, 2022
    Inventors: Asghar A. Peera, Stephen J. Donovan, Marianne Creamer
  • Publication number: 20220017841
    Abstract: 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: Application
    Filed: December 5, 2019
    Publication date: January 20, 2022
    Inventors: Asghar A. Peera, Michael L. Tulchinsky, Stephen J. Donovan
  • Publication number: 20220002638
    Abstract: 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: Application
    Filed: December 5, 2019
    Publication date: January 6, 2022
    Inventors: Asghar A. PEERA, Michael L. TULCHINSKY, Stephen J. DONOVAN
  • Publication number: 20210348085
    Abstract: 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: Application
    Filed: October 15, 2019
    Publication date: November 11, 2021
    Inventors: 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
  • Publication number: 20210324303
    Abstract: 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: Application
    Filed: August 29, 2019
    Publication date: October 21, 2021
    Inventors: 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