Patents by Inventor Suman Chopra
Suman Chopra 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: 20250143983Abstract: The present disclosure provides tooth whitening oral care compositions comprising potassium peroxymonosulfate having improved stability, and methods of using the same.Type: ApplicationFiled: January 13, 2025Publication date: May 8, 2025Applicant: Colgate-Palmolive CompanyInventors: Cajetan DOGO-ISONAGIE, Suman CHOPRA
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Publication number: 20250090432Abstract: Oral care compositions are disclosed herein. In accordance with an aspect, provided is an oral care composition having a whitening agent; potassium nitrate, wherein about 80% or more of the total amount of potassium nitrate has a particle size of about 150 ?m or less; water in an amount of about 8 wt. % or less or about 3 wt. % or less, wherein all weight percentages are based on the total weight of the oral care composition.Type: ApplicationFiled: September 13, 2024Publication date: March 20, 2025Applicant: Colgate-Palmolive CompanyInventors: Shaoyi ZHANG, Bayardo GARCIA GODOY, Divino RAJAH, Darrick CARLONE, Connor MCCORMICK, Suman CHOPRA
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Patent number: 12226499Abstract: The present disclosure provides tooth whitening oral care compositions comprising potassium peroxymonosulfate having improved stability, and methods of using the same.Type: GrantFiled: December 23, 2022Date of Patent: February 18, 2025Assignee: Colgate-Palmolive CompanyInventors: Cajetan Dogo-Isonagie, Suman Chopra
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Patent number: 12214063Abstract: The present disclosure provides a tooth whitening strip comprising a hydratable adhesive film comprising an inorganic salt of peroxymonosulfate, preferably an alkali metal salt or alkaline earth metal salt, or mixtures thereof, and methods of using the same.Type: GrantFiled: February 18, 2022Date of Patent: February 4, 2025Assignee: Colgate-Palmolive CompanyInventors: Cajetan Dogo-Isonagie, Suman Chopra, Xiang Chen
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Patent number: 12161739Abstract: A solid oral care composition, e.g., a tablet or powder, comprising an alkali metal peroxymonosulfate as an effective bleaching agent for the bleaching of tenacious tooth stains, such as tobacco stains and coffee stains.Type: GrantFiled: October 8, 2021Date of Patent: December 10, 2024Assignee: Colgate-Palmolive CompanyInventors: Cajetan Dogo-Isonagie, Lin Fei, Suman Chopra, Jennifer Gronlund
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Publication number: 20240382782Abstract: Described herein are oral care compositions comprising a crosslinked polyvinylpyrrolidone complexed with hydrogen peroxide, together with particular co-polymers as additional excipients; including some embodiments which further comprise a calcium abrasive.Type: ApplicationFiled: July 29, 2024Publication date: November 21, 2024Applicant: Colgate-Palmolive CompanyInventors: Suman CHOPRA, Dennis ONTUMI, Prakasarao MANDADI, Venda Porter MALONEY
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Patent number: 12053536Abstract: Disclosed herein are oral care compositions comprising an oral care composition comprising a peroxide whitening complex present in an amount to provide from about 3.0% to about 8% of hydrogen peroxide by weight of the composition; a block copolymer of ethylene oxide and propylene oxide in an amount from about 0.01% to about 8% by weight of the composition; a stearate in an amount from about 0.3% to about 5% by weight of the composition; and a humectant in an amount from about 60% to about 90% by weight of the composition. Methods of making and using the oral care compositions are also provided.Type: GrantFiled: April 5, 2022Date of Patent: August 6, 2024Assignee: Colgate-Palmolive CompanyInventors: Xiang Chen, Suman Chopra
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Patent number: 12048854Abstract: Described herein are oral care compositions comprising a crosslinked polyvinylpyrrolidone complexed with hydrogen peroxide, together with particular co-polymers as additional excipients; including some embodiments which further comprise a calcium abrasive.Type: GrantFiled: December 30, 2022Date of Patent: July 30, 2024Assignee: Colgate-Palmolive CompanyInventors: Suman Chopra, Dennis Ontumi, Prakasarao Mandadi, Venda Porter Maloney
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Publication number: 20240238175Abstract: The present invention relates to core shell silica particles, wherein each core shell silica particle comprises a silica core, and a surface of the silica core is etched with metal silicate, the core shell silica particles prepared by: i) admixing an amount of silica particles in water with an amount of a base, wherein the base comprises a monovalent metal ion, to produce core shell silica particles, each core shell silica particle comprising a silica core, and a surface of the silica core etched with a silicate of the monovalent metal ion; and ii) reacting the core shell silica particles formed in step i) with a metal salt comprising a second metal ion, to form core shell silica particles comprising silicate of the second metal ion on the surface of the silica core.Type: ApplicationFiled: March 22, 2024Publication date: July 18, 2024Applicant: Colgate-Palmolive CompanyInventors: Guisheng PAN, Suman CHOPRA
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Publication number: 20240197585Abstract: Aspects of the disclosure are directed to oral care compositions. In accordance with an aspect of the invention, provided is an oral care composition including from about 2 to about 10 wt. % of a peroxide source; about 5 wt. % or more of potassium nitrate; and about 45 wt. % or more of water, wherein all weight percentages are based on the total weight of the oral care composition.Type: ApplicationFiled: December 19, 2023Publication date: June 20, 2024Applicant: Colgate-Palmolive CompanyInventors: Shaoyi ZHANG, Suman CHOPRA, Sergio LEITE
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Publication number: 20240197613Abstract: Aspects of the invention are directed to oral care compositions having enhanced peroxide stability. In accordance with some aspects, provided is an oral care composition having a polyol; a whitening agent comprising a peroxide; a thickening agent; and an abrasive system comprising insoluble phosphate salts, wherein the oral care composition contains less than about 5 wt. % of water, and all weight percentages are based on the total weight of the oral care composition.Type: ApplicationFiled: December 18, 2023Publication date: June 20, 2024Applicant: Colgate-Palmolive CompanyInventors: Rong DONG, Gregory SZEWCZYK, Suman CHOPRA
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Publication number: 20240197584Abstract: Aspects of the disclosure are directed to oral care compositions. In accordance with an aspect of the invention, provided is an oral care composition having a whitening agent comprising a peroxide, a thickening system comprising two or more of: (i) a silica thickener, (ii) crosslinked polyvinyl pyrrolidone, or (iii) one of xanthan gum, cetyl alcohol, or a combination thereof; and an abrasive comprising calcium pyrophosphate; and from about 10 wt. % to 90 wt. % of water, wherein the oral care composition has a pH of about 4 to about 8, and all weight percentages are based on the total weight of the oral care composition.Type: ApplicationFiled: December 19, 2023Publication date: June 20, 2024Applicant: Colgate-Palmolive CompanyInventors: Shaoyi ZHANG, Suman CHOPRA
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Patent number: 11951196Abstract: The present invention relates to core shell silica particles, wherein each core shell silica particle comprises a silica core, and a surface of the silica core is etched with metal silicate, the core shell silica particles prepared by: i) admixing an amount of silica particles in water with an amount of a base, wherein the base comprises a monovalent metal ion, to produce core shell silica particles, each core shell silica particle comprising a silica core, and a surface of the silica core etched with a silicate of the monovalent metal ion; and ii) reacting the core shell silica particles formed in step i) with a metal salt comprising a second metal ion, to form core shell silica particles comprising silicate of the second metal ion on the surface of the silica core.Type: GrantFiled: February 15, 2023Date of Patent: April 9, 2024Assignee: Colgate-Palmolive CompanyInventors: Guisheng Pan, Suman Chopra
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Publication number: 20240091112Abstract: The present disclosure provides tooth whitening oral care compositions comprising potassium peroxymonosulfate and a source of hydrogen peroxide having improved stability, and methods of using the same.Type: ApplicationFiled: September 8, 2023Publication date: March 21, 2024Inventors: Shaoyi ZHANG, Xiang CHEN, Suman CHOPRA, Cajetan DOGO-ISONAGIE
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Publication number: 20240058234Abstract: The present disclosure provides an intermediate composition (e.g., an aqueous slurry) for the formulation of a tooth whitening strip comprising a hydratable adhesive film, wherein the intermediate composition comprises an inorganic salt of peroxymonosulfate, preferably an alkali metal salt or alkaline earth metal salt, or mixtures thereof, and methods of using the same and making the tooth whitening strip.Type: ApplicationFiled: July 18, 2023Publication date: February 22, 2024Inventors: Xiang CHEN, Brandon ZOELLNER, Suman CHOPRA, Venda Porter MALONEY, Shuyun WU
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Patent number: 11890362Abstract: Described herein are oral care compositions comprising metal silicates (e.g. sodium silicate); along with methods of making and using same.Type: GrantFiled: April 17, 2020Date of Patent: February 6, 2024Assignee: Colgate-Palmolive CompanyInventors: Saide Tang, Lin Fei, Suman Chopra, Hallena Strotman, Pooja Kulkarni
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Publication number: 20230381532Abstract: An oral treatment device that emits electromagnetic radiation onto surfaces of a user's teeth. The oral treatment device may include an intraoral mouthpiece and a handle extending therefrom, the handle containing the control circuitry required for operation of the device. The mouthpiece may include a lamp support structure, a lamp, a lens plate, and a guard component. The lamp may include an electromagnetic radiation source that includes a flexible sheet and a plurality of illumination elements located thereon. The illumination elements may be light emitting diodes printed with an electrically conductive. Additional electronic components such as a processor and a power source may also be included in the device.Type: ApplicationFiled: April 21, 2023Publication date: November 30, 2023Applicant: Colgate-Palmolive CompanyInventors: Brian BLOCH, Patrik JOHANSSON, Xiang CHEN, Suman CHOPRA
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Publication number: 20230363987Abstract: Described herein are oral care compositions comprising: from about 35 wt. % to about 85 wt. % of an anhydrous solvent system (e.g., 35 wt. % to about 75 wt. %); from about 0.02 wt. % to about 30 wt. % of a peroxide solution comprising: from about 0.01 wt. % to about 15 wt. % of hydrogen peroxide, and from about 0.01 wt. % to about 15 wt. % of water; from about 1 wt. % to about 20 wt. % of a thickening system; wherein the oral care composition has a total water content of less than about 30 wt. %; and wherein all weight percentages are based on the total weight of the oral care composition. Methods of making and using these compositions are also described herein.Type: ApplicationFiled: June 21, 2023Publication date: November 16, 2023Applicant: Colgate-Palmolive CompanyInventors: Rong DONG, Suman CHOPRA, Gregory SZEWCZYK
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Patent number: 11806411Abstract: Described herein are oral care compositions comprising metal silicates (e.g. potassium silicate); along with methods of making and using same.Type: GrantFiled: March 24, 2020Date of Patent: November 7, 2023Assignee: Colgate-Palmolive CompanyInventors: Pooja Kulkarni, Lin Fei, Suman Chopra, Hallena Strotman, Saide Tang
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Publication number: 20230346660Abstract: Described herein are nonaqueous oral care compositions comprising an orally acceptable vehicle, a whitening agent; and one or more gelling agents wherein the one or more gelling agents comprises a salt of a fatty acid; along with methods of making and using same.Type: ApplicationFiled: August 30, 2021Publication date: November 2, 2023Applicant: Colgate-Palmolive CompanyInventors: Guisheng PAN, Lin FEI, Suman CHOPRA