Patents by Inventor Isabelle Leonard

Isabelle Leonard 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: 8883711
    Abstract: The invention relates to a cleaning composition with improved stain removal. The alkaline composition contains a hydrolysable dispersing polymer which is selected from carboxylated fructans and one or more biodegradable aminocarboxylate chelating agents.
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: November 11, 2014
    Assignee: Italmatch Chemicals SpA
    Inventors: Isabelle Leonard, Valerie Kochowski, Genevieve Bonnechere-Delstanche, Olivier Henry
  • Publication number: 20130085094
    Abstract: The invention relates to a cleaning composition with improved stain removal. The alkaline composition contains a hydrolysable dispersing polymer which is selected from carboxylated fructans and one or more biodegradable aminocarboxylate chelating agents.
    Type: Application
    Filed: May 19, 2011
    Publication date: April 4, 2013
    Applicant: DEQUEST AG
    Inventors: Isabelle Leonard, Valerie Kochowski, Genevieve Bonnechere-Delstanche, Olivier Henry
  • Patent number: 7700536
    Abstract: A foamable composition comprising: a) at least one anionic surfactant chosen from a salt of an alkyl sulfate and a salt of an alkyl ether sulfate in an amount of about 0.01 to about 1% by weight of the composition: b) at least one glycol ether in an amount of about 0.1 to about 1.5% by weight of the composition; c) at least one alcohol in an amount of about 2 to about 6% by weight of the composition; and d) water. Also, a foamable composition comprising: a) at least one anionic surfactant chosen from a salt of an alkyl sulfate and a salt of an alkyl ether sulfate; b) at least one glycol ether; c) at least one alcohol: and d) water, wherein the composition has a run down time of greater than about 15 seconds on a vertical glass surface across a distance of 10 cm.
    Type: Grant
    Filed: August 17, 2009
    Date of Patent: April 20, 2010
    Assignee: Colgate-Palmolive Company
    Inventors: Patrick Diet, Isabelle Léonard
  • Publication number: 20090305941
    Abstract: A foamable composition comprising: a) at least one anionic surfactant chosen from a salt of an alkyl sulfate and a salt of an alkyl ether sulfate in an amount of about 0.01 to about 1% by weight of the composition: b) at least one glycol ether in an amount of about 0.1 to about 1.5% by weight of the composition; c) at least one alcohol in an amount of about 2 to about 6% by weight of the composition; and d) water. Also, a foamable composition comprising: a) at least one anionic surfactant chosen from a salt of an alkyl sulfate and a salt of an alkyl ether sulfate; b) at least one glycol ether; c) at least one alcohol: and d) water, wherein the composition has a run down time of greater than about 15 seconds on a vertical glass surface across a distance of 10 cm.
    Type: Application
    Filed: August 17, 2009
    Publication date: December 10, 2009
    Applicant: COLGATE-PALMOLIVE COMPANY
    Inventors: Patrick Diet, Isabelle Léonard
  • Patent number: 7618930
    Abstract: A foamable composition comprising: a) at least one anionic surfactant chosen from a salt of an alkyl sulfate and a salt of an alkyl ether sulfate in an amount of about 0.01 to about 1% by weight of the composition; b) at least one glycol ether in an amount of about 0.1 to about 1.5% by weight of the composition; c) at least one alcohol in an amount of about 2 to about 6% by weight of the composition; and d) water. Also, a foamable composition comprising: a) at least one anionic surfactant chosen from a salt of an alkyl sulfate and a salt of an alkyl ether sulfate; b) at least one glycol ether; c) at least one alcohol; and d) water, wherein the composition has a run down time of greater than about 15 seconds on a vertical glass surface across a distance of 10 cm.
    Type: Grant
    Filed: November 17, 2006
    Date of Patent: November 17, 2009
    Assignee: Colgate-Palmolive Company
    Inventors: Patrick Diet, Isabelle Léonard
  • Patent number: 7517844
    Abstract: A composition comprising a mixing product of: (i) a first acid having a pKa of less than 3, in an amount by weight of 1-10%, (ii) a second acid having a pKa of greater than 3, in an amount by weight of 1-10%, (iii) a nonionic surfactant in an amount by weight of 1-7%; and (iv) water; wherein the composition has a pH of less than 2.5. The composition can be used for the removal of grease, lime scale, soap scum, and rust on hard surfaces.
    Type: Grant
    Filed: June 4, 2008
    Date of Patent: April 14, 2009
    Assignee: Colgate-Palmolive Company
    Inventors: Patrick Diet, Jean Massaux, Isabelle Leonard
  • Publication number: 20080234170
    Abstract: A composition comprising a mixing product of: (i) a first acid having a pKa of less than 3, in an amount by weight of 1-10%, (ii) a second acid having a pKa of greater than 3, in an amount by weight of 1-10%, (iii) a nonionic surfactant in an amount by weight of 1-7%; and (vi) water; wherein the composition has a pH of less than 2.5. The composition can be used for the removal of grease, lime scale, soap scum, and rust on hard surfaces.
    Type: Application
    Filed: June 4, 2008
    Publication date: September 25, 2008
    Applicant: COLGATE-PALMOLIVE COMPANY
    Inventors: Patrick Diet, Jean Massaux, Isabelle Leonard
  • Publication number: 20080119382
    Abstract: A foamable composition comprising: a) at least one anionic surfactant chosen from a salt of an alkyl sulfate and a salt of an alkyl ether sulfate in an amount of about 0.01 to about 1% by weight of the composition; b) at least one glycol ether in an amount of about 0.1 to about 1.5% by weight of the composition; c) at least one alcohol in an amount of about 2 to about 6% by weight of the composition; and d) water. Also, a foamable composition comprising: a) at least one anionic surfactant chosen from a salt of an alkyl sulfate and a salt of an alkyl ether sulfate; b) at least one glycol ether; c) at least one alcohol; and d) water, wherein the composition has a run down time of greater than about 15 seconds on a vertical glass surface across a distance of 10 cm.
    Type: Application
    Filed: November 17, 2006
    Publication date: May 22, 2008
    Inventors: Patrick Diet, Isabelle Leonard
  • Publication number: 20070086971
    Abstract: A composition comprising a mixing product of: (i) a first acid having a pKa of less than 3, in an amount by weight of 1-10%, (ii) a second acid having a pKa of greater than 3, in an amount by weight of 1-10%, (iii) a nonionic surfactant in an amount by weight of 1-7%; and (vi) water; wherein the composition has a pH of less than 2.5. The composition can be used for the removal of grease, lime scale, soap scum and rust on hard surfaces.
    Type: Application
    Filed: September 29, 2006
    Publication date: April 19, 2007
    Inventors: Patrick Diet, Jean Massaux, Isabelle Leonard
  • Publication number: 20050026796
    Abstract: A foam glass cleaning composition containing a propellant, a perfume ingredient, a cosurfactant, a surfactant, an anticorrosion system and water.
    Type: Application
    Filed: July 30, 2003
    Publication date: February 3, 2005
    Inventors: Isabelle Leonard, Patrick Diet
  • Patent number: 6645929
    Abstract: An improvement is described in microemulsion compositions which are especially effective in the removal of oily and greasy soil without leaving streaks which contains a mixture of nonionic surfactants, an anionic surfactant, an amphoteric surfactant, an alkali metal hydroxide, a water soluble solvent, and water.
    Type: Grant
    Filed: December 10, 2001
    Date of Patent: November 11, 2003
    Assignee: Colgate-Palmolive Company
    Inventors: Isabelle Leonard, Didier Dormal
  • Patent number: 6632784
    Abstract: An acidic hard surface liquid detergent with desirable cleansing and antibacterial properties comprises a C8-18 anionic surfactant, nonionic surfactants, a cosurfactant, water insoluble hydrocarbon, essential oil or perfume, a hydroxy aliphatic acid and/or salicylic acid and water.
    Type: Grant
    Filed: July 15, 2002
    Date of Patent: October 14, 2003
    Assignee: Colgate-Palmolive Company
    Inventors: Jean Massaux, Isabelle Leonard, Eric Ewbank, Didier Dormal
  • Publication number: 20030114345
    Abstract: An improvement is described in microemulsion compositions which are especially effective in the removal of oily and greasy soil without leaving streaks which contains a mixture of nonionic surfactants, an anionic surfactant, an amphoteric surfactant, an alkali metal hydroxide, a water soluble solvent, and water.
    Type: Application
    Filed: December 10, 2001
    Publication date: June 19, 2003
    Applicant: Colgate-Palmolive Company
    Inventors: Isabelle Leonard, Didier Dormal
  • Patent number: 6551979
    Abstract: An improvement is described in all purpose liquid cleaning composition which is especially effective in the removal of oily and greasy soil and contains, a C1-C4 alkanol, a perfume or essential oil, and water.
    Type: Grant
    Filed: October 10, 2002
    Date of Patent: April 22, 2003
    Assignee: Colgate-Palmolive Company
    Inventors: Isabelle Leonard, Didier Dormal
  • Patent number: 6495508
    Abstract: A cleaning wipe comprising a nonwoven fabric wherein the nonwoven fabric is impregnated with a cleaning composition.
    Type: Grant
    Filed: May 30, 2002
    Date of Patent: December 17, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Isabelle Leonard, Didier Dormal, Jean Julemont
  • Patent number: 6495506
    Abstract: An acidic hard surface liquid detergent with desirable cleansing and antibacterial properties comprises a C8-18 anionic surfactant, nonionic surfactants, a cosurfactant, water insoluble hydrocarbon, essential oil or perfume, a hydroxy aliphatic acid and/or salicylic acid and water.
    Type: Grant
    Filed: July 10, 2000
    Date of Patent: December 17, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Jean Massaux, Isabelle Leonard, Eric Ewbank
  • Publication number: 20020187914
    Abstract: An acidic hard surface liquid detergent with desirable cleansing and antibacterial properties comprises a C8-18 anionic surfactant, nonionic surfactants, a cosurfactant, water insoluble hydrocarbon, essential oil or perfume, a hydroxy aliphatic acid and/or salicylic acid and water.
    Type: Application
    Filed: July 15, 2002
    Publication date: December 12, 2002
    Applicant: Colgate-Palmolive Company
    Inventors: Jean Massaux, Isabelle Leonard, Eric Ewbank, Didier Dormal
  • Patent number: 6472361
    Abstract: An improvement is described in all purpose liquid cleaning composition which is especially effective in the removal of oily and greasy soil and contains, a C1-C4 alkanol, a perfume or essential oil, and water.
    Type: Grant
    Filed: April 9, 2002
    Date of Patent: October 29, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Isabelle Leonard, Didier Dormal
  • Patent number: 6436892
    Abstract: A cleaning wipe comprising a nonwoven fabric wherein the nonwoven fabric is impregnated with a cleaning composition.
    Type: Grant
    Filed: December 10, 2001
    Date of Patent: August 20, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Isabelle Leonard, Didier Dormal, Jean Julemont
  • Patent number: 6429182
    Abstract: A cleaning wipe comprising a nonwoven fabric wherein the nonwoven fabric is impregnated with an antibacterial cleaning composition.
    Type: Grant
    Filed: December 7, 2001
    Date of Patent: August 6, 2002
    Assignee: Colgate-Palmolive Company
    Inventors: Jean Julemont, Isabelle Leonard, Didier Dormal