Patents by Inventor Eric Guenin
Eric Guenin 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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Patent number: 6503491Abstract: A high efficacy antiperspirant/deodorant stick product may be made by combining (a) 30-70% volatile cyclomethicone; (b) 10-25% of an antiperspirant active; (c) 1-15% of an emollient; (d) 1-14% of polyethylene comprising one or more members selected from the group consisting of homopolymers and copolymers of polyethylene wherein the polyethylene (i) is at least 90% linear; (ii) has a molecular weight in the range of 300-3000 (especially 300-1000 and more especially 300-500); (iii) has a melting point in the range of 50-129 degrees C; and (iv) has a polymer backbone of CH3CH2—(CH2—CH2)n—H, where n is an average number and is selected to be in the range of 10-106; (e) 0.3-7% of a wax as a co-gellant with the polyethylene wherein the wax has a melting point in the range of 40-97 degrees C.; provided that the ratio of wax:polyethylene is in the range of 1:1-1:10.Type: GrantFiled: November 9, 2001Date of Patent: January 7, 2003Assignee: Colgate-Palmolive CompanyInventors: Eric Guenin, Jairajh Mattai, Anne Gale, Patricia Hall-Puzio, Wilson Lee
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Patent number: 6485716Abstract: The invention is a clear, elastomer-free, gel composition comprising: (a) 0.1-25 weight % of an antiperspirant active having a low metal to chloride ratio in the range of 0.9-1.3: 1; (b) 9-23.95 weight % of one or more volatile silicones having a flash point of 100 degrees C or less; (c) 0.05-0.5 weight % of a silicone surfactant having an HLB value≦8; (d) 30-70 weight % water; (e) 0-50 weight % selected water soluble organic solvents; and (f) 0-10 weight % of an emollient; wherein the composition is a liquid gel having a viscosity in the range of 5-50,000 centipoise and a ratio of oil phase to water phase in the range of 10:90 to 24:76.Type: GrantFiled: October 5, 2001Date of Patent: November 26, 2002Assignee: Colgate-Palmolive CompanyInventors: Lin Fei, Suman Chopra, Eric Guenin, Peter Hilliard, Jr., Jairajh Mattai, Neeta Patel
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Patent number: 6436382Abstract: A suspension cosmetic product for reducing wetness under the arm which product is a stick or a soft solid comprising: (a) 0.01-20 weight % of a water lock superabsorbent polymer selected from the group consisting of starch graft homopolymers and copolymers of poly(2-propenamide-co-2-propenioic acid) sodium salt; (b) 10-88 weight % of a volatile silicone; (c) a selected gelling agent; (d) 0-5 weight % of a surfactant with a hydrophilic/lipophilic balance in the range of 3-13; (e) 0-10 weight % of an antiperspirant active or an effective amount of a deodorizing agent which is not an antiperspirant active; (f) 0-20 weight % of a nonvolatile silicone; and (g) 0-20 weight % of an emollient; wherein the product is not made with any separately added water.Type: GrantFiled: October 5, 2001Date of Patent: August 20, 2002Assignee: Colgate-Palmolive CompanyInventors: Suman Chopra, Lin Fei, Eric Guenin, Jairajh Mattai
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Patent number: 6426062Abstract: A gelled stick or soft gel composition for reducing underarm wetness comprising: (a) 0.01-20 weight % selected from the group consisting of starch graft homopolymers and copolymers of poly(2-propenamide-co-2-propenioic acid) sodium salt; (b) 10-88 weight % of a volatile silicone; (c) a gelling agent selected from (i) a group consisting of 5-20 weight % siliconized polyamide if a gelled stick is formed; and (ii) 0-5 weight % of a siliconized polyamide and 0-5% of a silicone elastomer if a soft gel is formed; (d) 0.05-85 weight % of water or a water soluble organic solvent; (e) for products which are not sticks, 0.05-5 weight % of a surfactant with a HLB value in the range of 3-13; (f) 0-10 weight % of an antiperspirant active or an effective amount of a deodorizing agent which is not an antiperspirant active; (g) 0-20 weight % of a nonvolatile silicone; and (h) 0-20 weight % of an emollient.Type: GrantFiled: October 5, 2001Date of Patent: July 30, 2002Assignee: Colgate-Palmolive CompanyInventors: Suman Chopra, Jairajh Mattai, Lin Fei, Eric Guenin
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Publication number: 20020085985Abstract: A high efficacy antiperspirant/deodorant stearyl alcohol free stick product may be made by combining (a) 30-70% volatile cyclomethicone; (b) 10-25% of an antiperspirant active; (c) 1-15% of an emollient; (d) 1-14% of polyethylene comprising one or more members selected from the group consisting of homopolymers and copolymers of polyethylene wherein the polyethylene (i) is at least 90% linear; (ii) has a molecular weight in the range of 300-3000 (especially 300-1000 and more especially 300-500); (iii) has a melting point in the range of 50-129 degrees C.; and (iv) has a polymer backbone of CH3CH2—(CH2—CH2)n—H, where n is an average number and is selected to be in the range of 10-106; (e) 0.3-7% of a wax as a co-gellant with the polyethylene wherein the wax has a melting point in the range of 40-97 degrees C.; and (f) 1-40% of an elastomer in cyclomethicone composition; provided that the ratio of wax:polyethylene is in the range of 1:1-1:10.Type: ApplicationFiled: November 9, 2001Publication date: July 4, 2002Applicant: Colgate-Palmolive CompanyInventors: Jairajh Mattai, Eric Guenin, Anne Gale, Patricia Hall-Puzio, Wilson Lee
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Publication number: 20020081272Abstract: A high efficacy antiperspirant/deodorant stick product may be made by combining (a) 30-70% volatile cyclomethicone; (b) 10-25% of an antiperspirant active; (c) 1-15% of an emollient; (d) 1-14% of polyethylene comprising one or more members selected from the group consisting of homopolymers and copolymers of polyethylene wherein the polyethylene (i) is at least 90% linear; (ii) has a molecular weight in the range of 300-3000 (especially 300-1000 and more especially 300-500); (iii) has a melting point in the range of 50-129 degrees C; and (iv) has a polymer backbone of CH3CH2—(CH2—CH2)n—H, where n is an average number and is selected to be in the range of 10-106; (e) 0.3-7% of a wax as a co-gellant with the polyethylene wherein the wax has a melting point in the range of 40-97 degrees C.; provided that the ratio of wax:polyethylene is in the range of 1:1-1:10.Type: ApplicationFiled: November 9, 2001Publication date: June 27, 2002Applicant: Colgate-Palmolive CompanyInventors: Eric Guenin, Jairajh Mattai, Anne Gale, Patricia Hall-Puzio, Wilson Lee
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Publication number: 20020081273Abstract: A high efficacy antiperspirant/deodorant stick product may be made by combining (a) 30-70% volatile cyclomethicone; (b) 10-25% of an antiperspirant active; (c) 1-15% of an emollient; (d) 1 -14% of polyethylene comprising one or more members selected from the group consisting of homopolymers and copolymers of polyethylene wherein the polyethylene (i) is at least 90% linear; (ii) has a molecular weight in the range of 300-3000 (especially 300-1000 and more especially 300-500); (iii) has a melting point in the range of 50-129 degrees C; and (iv) has a polymer backbone of CH3CH2—(CH2—CH2)n—H, where n is an average number and is selected to be in the range of 10-106; (e) 0.3-7% of a wax as a co-gellant with the polyethylene wherein the wax has a melting point in the range of 40-97 degrees C.Type: ApplicationFiled: November 9, 2001Publication date: June 27, 2002Applicant: Colgate-Palmolive CompanyInventors: Jairajh Mattai, Eric Guenin, Wilson Lee, Patricia Hall-Puzio, Anne Gale
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Patent number: 6403069Abstract: A clear antiperspirant and/or deodorant composition is disclosed in the form of an emulsion having a refractive index less than 1.42 and comprising: (a) 25-70% of an external phase comprising: (i) 0.1-10%, on an actives basis, of at least one elastomer which is a dimethicone/vinyldimethicone crosspolymer composition made by reacting a polymethylhydrogensiloxane with an alpha, omega-divinylpolydimethyl siloxane for which the dimethicone/vinyl-dimethicone crosspolymer composition is used at a concentration of 4-10% in cyclomethicone, has a refractive index in the range of 1.392-1.402 at 25 degrees C and a viscosity in the range of 0.013-1×104 Pascal seconds; (ii) 0.1-5% of a silicone copolyol having an HLB value ≦8; (iii) 0.Type: GrantFiled: October 20, 2000Date of Patent: June 11, 2002Assignee: Colgate-Palmolive CompanyInventors: Suman Chopra, Jairajh Mattai, Lin Fei, Eric Guenin, Xiaozhong Tang
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Patent number: 6387357Abstract: A clear antiperspirant and/or deodorant composition is disclosed in the form of an emulsion having a refractive index less than 1.42 and comprising: (a) 25-70% of an external phase comprising: (i) 0.1-10%, on an actives basis, of at least one elastomer which is a cyclomethicone (and) dimethicone crosspolymer made with an ≡Si—H containing polysiloxane and an alpha, omega-diene of formula CH2═CH(CH2)xCH═CH2, where x=1-20, to form a gel by crosslinking and addition of ≡Si—H across double bonds in the alpha, omega diene, which crosspolymer has a viscosity in the range of 50,000-3,000,000 centipoise; (ii) 0.1-5% of a silicone copolyol having an HLB value ≦8; (iii) 0.Type: GrantFiled: October 20, 2000Date of Patent: May 14, 2002Assignee: Colgate-Palmolive CompanyInventors: Suman Chopra, Jairajh Mattai, Lin Fei, Eric Guenin, Xiaozhong Tang, Claudio Ortiz
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Patent number: 6338841Abstract: This invention comprises a clear to translucent anhydrous stick or gel antiperspirant and/or deodorant product having low tack and comprising: (a) a solvent phase comprising: (i) 0.2-4.0 weight % dibenzylidene sorbitol; (ii) 0.05-1.0 weight % of a co-gellant or structural integrity enhancer; (iii) 25-75 weight % of a solvent selected from the group consisting of polyhydric alcohols; (iv) an effective amount of an antiperspirant or deodorant; and (v) 0.1-5 weight % dimethicone copolyol; and (b) an oil phase comprising: (i) 0.25-5 weight % of a silicone elastomer (on a solids basis) in a first dimethicone wherein the dimethicone has a viscosity in the range of 6-100 centistokes and a flashpoint in the range of about greater than 115 degrees C. to 300 degrees C.Type: GrantFiled: July 19, 2001Date of Patent: January 15, 2002Assignee: Colgate-Palmolive CompanyInventors: Jairajh Mattai, Claudio Ortiz, Eric Guenin, John Afflitto