Patents by Inventor Sanjeev Kumar Dey

Sanjeev Kumar Dey 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: 20230250364
    Abstract: The present disclosure provides a laundry care composition having at least one laundry care ingredient and at least one leuco composition conforming to Formula (I): wherein Ar2 and Ar3 are independently a carbocyclic aryl or heteroaryl, and Ar1 is selected from the group consisting of: unsubstituted phenyl, electron deficient carbocyclic aryl, and heteroaryl. The present disclosure also provides a method of determining an authentic laundry care composition and test kits for detecting authentic laundry care compositions.
    Type: Application
    Filed: March 8, 2023
    Publication date: August 10, 2023
    Inventors: Gregory Scot MIRACLE, Daniel Dale DITULLIO, JR., Sanjeev Kumar DEY, Haihu QIN
  • Patent number: 11634663
    Abstract: The present disclosure provides a laundry care composition having at least one laundry care ingredient and at least one leuco composition conforming to Formula (I): Ar1Ar2Ar3CH??(I) wherein Ar2 and Ar3 are independently a carbocyclic aryl or heteroaryl, and Ar1 is selected from the group consisting of: unsubstituted phenyl, electron deficient carbocyclic aryl, and heteroaryl. The present disclosure also provides a method of determining an authentic laundry care composition and test kits for detecting authentic laundry care compositions.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: April 25, 2023
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Daniel Dale Ditullio, Jr., Sanjeev Kumar Dey, Haihu Qin
  • Publication number: 20220089974
    Abstract: A laundry care composition including (a) at least one laundry care ingredient and (b) a leuco composition. The leuco composition has a first color state and a second color state and the mole ratio of second color state to first color state is from 2:98 to 5:95. Also disclosed are methods of determining the approximate functional age of a laundry care composition comprising the steps of (a) providing a laundry care composition that includes at least one laundry care ingredient and a leuco composition, (b) providing a functional age scale that includes a plurality of distinct colors that correspond to a unique functional age and (c) comparing the color of the laundry care composition with the functional age scale.
    Type: Application
    Filed: December 8, 2021
    Publication date: March 24, 2022
    Inventors: Gregory Scot MIRACLE, Daniel Dale DITULLIO, JR., Wesley A. FREUND, Haihu (NMN) QIN, Sanjeev Kumar DEY
  • Patent number: 11230686
    Abstract: A laundry care composition including (a) at least one laundry care ingredient and (b) a leuco composition. The leuco composition has a first color state and a second color state and the mole ratio of second color state to first color state is from 2:98 to 5:95. Also disclosed are methods of determining the approximate functional age of a laundry care composition comprising the steps of (a) providing a laundry care composition that includes at least one laundry care ingredient and a leuco composition, (b) providing a functional age scale that includes a plurality of distinct colors that correspond to a unique functional age and (c) comparing the color of the laundry care composition with the functional age scale.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: January 25, 2022
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Daniel Dale Ditullio, Jr., Wesley A. Freund, Haihu Qin, Sanjeev Kumar Dey
  • Patent number: 11142727
    Abstract: A method for treating textile articles including the steps of: (a) providing a laundry care composition comprising a leuco composition; (b) adding the laundry care composition to a liquid medium; (c) placing the textile articles in contact with the liquid medium; (d) depositing at least some portion of the leuco composition onto the textile articles; (e) optionally, rinsing the textile; and (f) drying the textile articles, wherein the leuco composition comprises a leuco colorant with a Photoresistance Index of less than or equal to 30.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: October 12, 2021
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Daniel Dale Ditullio, Jr., Wesley A. Freund, Haihu Qin, Sanjeev Kumar Dey
  • Patent number: 11136535
    Abstract: A laundry care composition comprising: (a) at least one laundry care ingredient, (b) a leuco composition; (c) a stabilizing amount of an antioxidant composition which comprises at least one phenol selected from the group consisting of alkylated phenol, hindered phenol, and mixtures thereof and at least one substituted diarylamine, wherein the mole ratio of the phenol to the substituted diarylamine is greater than 1:1.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: October 5, 2021
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Daniel Dale Ditullio, Jr., Brian Joseph Loughnane, Samantha Jo Cost, Sanjeev Kumar Dey, Haihu Qin, Wesley A. Freund
  • Patent number: 11046920
    Abstract: A method for treating textile articles including the steps of: (a) providing a laundry care composition comprising a leuco composition; (b) adding the laundry care composition to a liquid medium; (c) placing the textile articles in contact with the liquid medium; (d) depositing at least some portion of the leuco composition onto the textile articles; (e) optionally, rinsing the textile; and (f) drying the textile articles, wherein the leuco composition comprises a leuco colorant with a Photosensitivity Index of greater than or equal to 10.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: June 29, 2021
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Daniel Dale Ditullio, Jr., Wesley A. Freund, Haihu Qin, Sanjeev Kumar Dey
  • Patent number: 10876080
    Abstract: A laundry care composition including (a) at least one laundry care ingredient and (b) at least one fluorescent moiety covalently bound to at least one second moiety selected from the group consisting of leuco moieties and chromophore moieties. A method of treating a textile includes the steps of (a) providing such a laundry care composition; (b) adding the laundry care composition to a liquid medium; (c) placing textile articles in the liquid medium; (d) optionally, rinsing the textile; and (e) drying the textile articles.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: December 29, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Dominick Joseph Valenti, Sanjeev Kumar Dey, Haihu Qin, Wesley A. Freund
  • Patent number: 10870819
    Abstract: A laundry care composition including at least one laundry care ingredient, a leuco composition, from 0.05 wt % to 15 wt % of a primary amine compound and from 0.005 wt % to 5 wt % of an antioxidant.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: December 22, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Brian Joseph Loughnane, Samantha Jo Cost, Wesley A. Freund, Haihu Qin, Sanjeev Kumar Dey
  • Patent number: 10731112
    Abstract: A laundry care composition including laundry care ingredient and a plurality of whitening agents. The whitening agents include a first whitening agent, a second whitening agent, and a third whitening agent.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: August 4, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Sanjeev Kumar Dey, Haihu Qin
  • Patent number: 10717951
    Abstract: A laundry care composition including (a) at least one laundry care ingredient and (b) a leuco compound including an antioxidant moiety covalently bonded to a leuco moiety.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: July 21, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Sanjeev Kumar Dey, Haihu Qin, Dominick Joseph Valenti
  • Patent number: 10717950
    Abstract: A laundry care composition including (a) at least one laundry care ingredient and (b) a leuco composition including at least one leuco compound. The leuco compound including a leuco moiety and a polyalkyleneoxy moiety covalently bound to the leuco moiety. The polyalkyleneoxy moiety includes at least one ethylene oxide group and at least one propylene oxide group. A method of treating a textile includes the steps of (a) providing such a laundry care composition; (b) adding the laundry care composition to a liquid medium; (c) placing textile articles in the liquid medium; (d) optionally, rinsing the textile; and (e) drying the textile articles.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: July 21, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Daniel Dale Ditullio, Jr., Haihu Qin, Sanjeev Kumar Dey, Wesley A. Freund, Randy D. Petrea
  • Patent number: 10633618
    Abstract: A laundry care composition including (a) at least one laundry care ingredient and (b) a compound of Formula (XL) A method of treating a textile comprises the steps of (a) providing such a laundry care composition; (b) adding the laundry care composition to a liquid medium; (c) placing textile articles in the liquid medium; (d) optionally, rinsing the textile; and (e) drying the textile articles.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: April 28, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Sanjeev Kumar Dey, Wesley A. Freund
  • Patent number: 10597614
    Abstract: The present application relates to novel whitening agents for cellulosic substrates. The whitening agents are comprised of at least two constituents: at least one chromophore constituent and at least one polymeric constituent. Suitable chromophore components generally fluoresce blue, red, violet, or purple color when exposed to light, or they may absorb light to reflect these same shades. This disclosure also relates to laundry care compositions including but not limited to liquid and/or powder laundry detergent formulations and rinse added fabric softening (RAFS) compositions that comprise such whitening agents.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: March 24, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Sanjeev Kumar Dey, Eduardo Torres, Dominick Joseph Valenti
  • Patent number: 10577570
    Abstract: A laundry care composition including (i) from 2 to 70 wt % of a surfactant; and (ii) from 0.0001 to 20.0 wt % of a leuco polymer that includes a polyethylenimine and at least one leuco moiety covalently bound to the polyethylenimine. The polyethylenimine comprises three or more amine nitrogen atoms and 1 mol. % or more of amine hydrogen atoms in the polyethylenimine are replaced with a moiety selected from the group consisting of 2-hydroxypropyl, 1-hydroxypropane-2-yl, and polyalkoxy groups. Methods of making the leuco polymer and methods of treating textiles with such laundry care compositions.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: March 3, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Sanjeev Kumar Dey
  • Publication number: 20200032173
    Abstract: A laundry care composition comprising: (a) at least one laundry care ingredient, (b) a leuco composition; (c) a stabilizing amount of an antioxidant composition which comprises at least one phenol selected from the group consisting of alkylated phenol, hindered phenol, and mixtures thereof and at least one substituted diarylamine, wherein the mole ratio of the phenol to the substituted diarylamine is greater than 1:1.
    Type: Application
    Filed: July 26, 2019
    Publication date: January 30, 2020
    Inventors: Gregory Scot Miracle, Daniel Dale Ditullio, JR., Brian Joseph Loughnane, Samantha Jo Cost, Sanjeev Kumar Dey, Haihu Qin, Wesley A. Freund
  • Patent number: 10479961
    Abstract: A laundry care composition including at least one laundry care ingredient and at least one leuco polymer including a polymeric carbohydrate and a leuco moiety. The polymeric carbohydrate and the leuco moiety are covalently bound. Methods of making the leuco polymer, laundry care compositions comprising the leuco polymer and methods of treating textiles with such laundry care compositions.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: November 19, 2019
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Wesley A. Freund, Sanjeev Kumar Dey
  • Patent number: 10472595
    Abstract: A leuco polymer comprising a polyethylenimine and at least one leuco moiety covalently bound to the polyethylenimine, wherein the polyethylenimine comprises three or more amine nitrogen atoms and 1 mol. % or more of amine hydrogen atoms in the polyethylenimine are replaced with a moiety selected from the group consisting of 2-hydroxypropyl, 1-hydroxypropane-2-yl, and polyalkoxy groups. Methods of making the leuco polymer, laundry care compositions comprising the leuco polymer and methods of treating textiles with such laundry care compositions.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: November 12, 2019
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Sanjeev Kumar Dey
  • Patent number: 10385294
    Abstract: A laundry care composition including (i) from 2 to 70 wt % of a surfactant; and (ii) from 0.0001 to 20.0 wt % of a leuco polymer including an alkoxylated polyethyleneimine covalently bound to a leuco moiety. At least a first portion of nitrogen atoms of the alkoxylated polyethyleneimine have covalently bound thereto a leuco moiety. At least a second portion of nitrogen atoms of the alkoxylated polyethyleneimine have covalently bound thereto a moiety selected from the group consisting of oxyalkylene moieties, polyoxyalkylene moieties, and mixtures thereof; and at least a third portion of nitrogen atoms of the alkoxylated polyethyleneimine have covalently bound thereto a moiety selected from the group consisting of an alkylene chain, an alkylene chain having covalently bound thereto a phenyl or naphthyl group, and mixtures thereof. Methods of making the leuco polymer and methods of treating textiles with such laundry care compositions.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: August 20, 2019
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Haihu Qin, Sanjeev Kumar Dey
  • Patent number: 10377977
    Abstract: A method of obtaining a laundry care composition, the method comprising the steps of (a) reacting a compound with a polymer to form a leuco polymer and (b) mixing the leuco polymer with at least one laundry care ingredient. The compound includes at least one leuco moiety and at least one electrophilic group. The polymer is comprised of co-monomers of an aryl dicarboxylate, an oxyalkyleneoxy and an oxypolyalkyleneoxy and the polymer comprises at least one moiety selected from the group consisting of hydroxy, sulfhydryl, primary amine and secondary amine.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: August 13, 2019
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Sanjeev Kumar Dey, Wesley A. Freund