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).
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
Publication number: 20230338273Abstract: Described herein are nonaqueous oral care compositions comprising an orally acceptable vehicle, a whitening agent; and a gelling system comprising one or more gelling agents wherein the one or more gelling agents comprise a monovalent salt of a fatty acid and a divalent salt of a fatty acid; along with methods of making and using same.Type: ApplicationFiled: August 30, 2021Publication date: October 26, 2023Applicant: Colgate-Palmolive CompanyInventors: Guisheng PAN, Lin FEI, Suman CHOPRA
-
Publication number: 20230320950Abstract: Disclosed herein are oral care compositions comprising a peroxide whitening complex in an amount to provide from 3.5% to 7% of hydrogen peroxide by weight of the composition, and a block copolymer of ethylene oxide and propylene oxide in an amount of from 40% to 60% by weight of the composition. Methods of making and using the dentifrices are also provided.Type: ApplicationFiled: May 31, 2023Publication date: October 12, 2023Applicant: Colgate-Palmolive CompanyInventors: Xiang CHEN, Suman Chopra, Lin Fei
-
Publication number: 20230320943Abstract: Solid oral care compositions and methods for the same are disclosed. The oral care composition may include an orally acceptable vehicle and one or more whitening agents. The oral care composition may be a toothpaste in the form of a solid film. The one or more whitening agents may include at least one of a source of hydrogen peroxide, a non-peroxide bleaching agent, or a combination thereof. The method for preparing the oral care composition may include contacting the orally acceptable vehicle, the one or more whitening agents, and water with one another to prepare a slurry, and preparing the solid film with the slurry.Type: ApplicationFiled: April 6, 2023Publication date: October 12, 2023Applicant: Colgate-Palmolive CompanyInventors: Guisheng PAN, Gregory SZEWCZYK, Suman CHOPRA
-
Publication number: 20230270637Abstract: 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: August 31, 2023Applicant: Colgate-Palmolive CompanyInventors: Guisheng PAN, Lin FEI, Suman CHOPRA
-
Publication number: 20230263711Abstract: 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: February 15, 2023Publication date: August 24, 2023Applicant: Colgate-Palmolive CompanyInventors: Guisheng Pan, Suman Chopra
-
Publication number: 20230255865Abstract: Described herein are high water oral care composition comprising an orally acceptable vehicle; a thickening system; one or more abrasives; and one or more gelling agents, wherein the one or more gelling agents comprise a salt of a fatty acid; and wherein the salt is a monovalent salt, a divalent salt, or a combination thereof. Also disclosed are methods of making and using the same.Type: ApplicationFiled: August 30, 2021Publication date: August 17, 2023Applicant: Colgate-Palmolive CompanyInventors: Guisheng PAN, Lin FEI, Suman CHOPRA, Pooja KULKARNI
-
Patent number: 11701312Abstract: Disclosed herein are oral care compositions comprising a peroxide whitening complex in an amount to provide from 3.5% to 7% of hydrogen peroxide by weight of the composition, and a block copolymer of ethylene oxide and propylene oxide in an amount of from 40% to 60% by weight of the composition. Methods of making and using the dentifrices are also provided.Type: GrantFiled: March 1, 2022Date of Patent: July 18, 2023Assignee: Colgate-Palmolive CompanyInventors: Xiang Chen, Suman Chopra, Lin Fei
-
Publication number: 20230201091Abstract: The present disclosure provides tooth whitening oral care compositions comprising potassium peroxymonosulfate having improved stability, and methods of using the same.Type: ApplicationFiled: December 23, 2022Publication date: June 29, 2023Applicant: Colgate-Palmolive CompanyInventors: Cajetan DOGO-ISONAGIE, Suman CHOPRA
-
Publication number: 20230201092Abstract: Described herein are aqueous abrasive oral care compositions comprising (a) 1-10 wt.% hydrogen peroxide, (b) 5-20 wt.% of calcium pyrophosphate abrasive, (c) 35-75 wt.% propylene glycol, (d) 5-20 wt.% polyvinylpyrrolidone, (e) 1-20 wt.% of a random polyethylene glycol/polypropylene glycol random copolymer. Methods of making and using these compositions are also described herein.Type: ApplicationFiled: February 13, 2023Publication date: June 29, 2023Applicant: Colgate-Palmolive CompanyInventors: Rong DONG, Suman CHOPRA, Gregory SZEWCZYK
-
Publication number: 20230136932Abstract: 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: December 30, 2022Publication date: May 4, 2023Applicant: Colgate-PalmoliveCompanyInventors: Suman CHOPRA, Dennis Ontumi, Prakasarao Mandadi, Venda Porter Maloney
-
Patent number: 11612553Abstract: This invention relates to oral care compositions comprising an effective amount of a basic amino acid in free or salt form, together with an antibacterial agent, and to methods of using and of making such compositions.Type: GrantFiled: March 28, 2008Date of Patent: March 28, 2023Assignee: Colgate-Palmolive CompanyInventors: Michael Prencipe, Ravi Subramanyam, Sarita V. Mello, Donghui Wu, Suman Chopra, Andre M. Morgan, Diane Cummins, Richard J. Sullivan, Ralph Peter Santarpia, III, Lynette Zaidel, Qin Wang, Gary Edward Tambs, Virginia Monsul Barnes, Rajnish Kohli, Richard Scott Robinson, Sergio Leite, Eric A. Simon
-
Patent number: 11602495Abstract: 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: December 18, 2014Date of Patent: March 14, 2023Assignee: Colgate-Palmolive CompanyInventors: Guisheng Pan, Suman Chopra