Patents by Inventor Randara Pulukkody

Randara Pulukkody 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).

  • Publication number: 20210363469
    Abstract: An aqueous light duty liquid detergent formulation is provided including a water; an essential oil; a derivative of castor oil having a formula selected from formula I and formula II; an ethoxylated phenol having formula III; an anionic surfactant and a zwitterionic surfactant. Also provided is a method of cleaning an article using the aqueous light duty liquid detergent formulation.
    Type: Application
    Filed: March 14, 2019
    Publication date: November 25, 2021
    Inventors: Randara Pulukkody, Akanksha Agrawal, Daniel S. Miller, Andrea C. Keenan, Jan E. Shulman
  • 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
  • Patent number: 11162054
    Abstract: An automatic dishwashing composition is provided including a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer, comprising: 10 to 65 wt % of structural units of formula I wherein each R1 and R2 is independently selected from a hydrogen and a C1-3 alkyl group; 10 to 80 wt % of structural units of formula II wherein each R3 is independently selected from a hydrogen and a —C(O)CH3 group; and 10 to 65 wt % of structural units of formula III wherein each R4 is independently selected from a hydrogen and a —CH3 group; and wherein at least one of R1 and R2 is a C1-3 alkyl group in at least 1 mol % of the structural units of formula I in the dispersant polymer; wherein the dispersant polymer has a lactone end group and wherein the dispersant polymer has a weight average molecular weight of 1,500 to 6,000 Daltons.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: November 2, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Scott Backer, Randara Pulukkody, Severine Ferrieux
  • Publication number: 20210324304
    Abstract: An automatic dishwashing composition is provided including a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer, comprising: structural units of formula I wherein each R1 is independently selected from a hydrogen and a —C(O)CH3 group; and structural units of formula II wherein each R2 is independently selected from a hydrogen and a —CH3 group; and wherein the automatic dishwashing composition contains ?0.1 wt % of dispersant polymer having a lactone end group and wherein the dispersant polymer has a weight average molecular weight of 1,500 to 10,000 Daltons.
    Type: Application
    Filed: October 8, 2019
    Publication date: October 21, 2021
    Inventors: Scott Backer, Marianne Creamer, Randara Pulukkody, Severine Ferrieux
  • Publication number: 20210179973
    Abstract: An automatic dishwashing composition is provided including a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer, comprising: 10 to 65 wt % of structural units of formula I wherein each R1 and R2 is independently selected from a hydrogen and a C1-3 alkyl group; 10 to 80 wt % of structural units of formula II wherein each R3 is independently selected from a hydrogen and a —C(O)CH3 group; and 10 to 65 wt % of structural units of formula III wherein each R4 is independently selected from a hydrogen and a —CH3 group; and wherein at least one of R1 and R2 is a C1-3 alkyl group in at least 1 mol % of the structural units of formula I in the dispersant polymer; wherein the dispersant polymer has a lactone end group and wherein the dispersant polymer has a weight average molecular weight of 1,500 to 6,000 Daltons.
    Type: Application
    Filed: April 25, 2019
    Publication date: June 17, 2021
    Inventors: Scott Backer, Randara Pulukkody, Severine Ferrieux
  • Publication number: 20210102033
    Abstract: A free standing dispersant film is provided, including: a partially hydrolyzed polyvinyl acetate; a poly(ethylene oxide); a polyalkylene glycol; a plasticizer; a dispersant polymer; optionally, a poly(isobutylene-co-maleic anhydride) copolymer, wherein the poly(isobutylene-co-maleic anhydride) copolymer is at least partially neutralized; and optionally, an optional additive.
    Type: Application
    Filed: May 10, 2018
    Publication date: April 8, 2021
    Inventors: Randara Pulukkody, Scott Backer, Afua Sarpong Karikari, Michael C. Mitchell
  • Patent number: 10865263
    Abstract: A method for solution polymerization. The method comprises polymerizing in a solvent a monomer mixture comprising: (a) 5 to 95 wt % of a C3-C5 ethylenically unsaturated dicarboxylic acid; and (b) 5 to 95 wt % of vinyl acetate; wherein the solvent comprises 51 to 88 wt % isopropanol and 12 to 49 wt % water.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: December 15, 2020
    Assignees: Rohm and Haas Company, Union Carbide Corporation
    Inventors: Scott Backer, Randara Pulukkody, Mahesh R. Sawant, Eric P. Wasserman
  • Publication number: 20200157263
    Abstract: A method for solution polymerization. The method comprises polymerizing in a solvent a monomer mixture comprising: (a) 5 to 95 wt % of a C3-C5 ethylenically unsaturated dicarboxylic acid; and (b) 5 to 95 wt % of vinyl acetate; wherein the solvent comprises 51 to 88 wt % isopropanol and 12 to 49 wt % water.
    Type: Application
    Filed: October 24, 2017
    Publication date: May 21, 2020
    Applicants: Rohm and Haas Company, Union Carbide Corporation
    Inventors: Scott Backer, Randara Pulukkody, Mahesh R. Sawant, Eric P. Wasserman