Patents by Inventor Elizabeth McCandlish

Elizabeth McCandlish 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).

  • Antimicrobial cleaning composition containing a cationic surfactant
    Patent number: 6384004
    Abstract: An improvement is described in a cleaning compositions which are especially effective in disinfecting the surface being cleaned and in the removal of oily and greasy soil without leaving streaks which contains a mixture of at least one nonionic surfactant, a cationic surfactant and an amine oxide surfactant, and water.
    Type: Grant
    Filed: February 13, 2001
    Date of Patent: May 7, 2002
    Assignee: Colgate-Palmolive Co.
    Inventors: Elizabeth McCandlish, Brian Frank
  • Antimicrobial cleaning composition containing a cationic surfactant
    Publication number: 20010031713
    Abstract: An improvement is described in a cleaning compositions which are especially effective in disinfecting the surface being cleaned and in the removal of oily and greasy soil without leaving streaks which contains a mixture of at least one nonionic surfactant, a cationic surfactant and an amine oxide surfactant, and water.
    Type: Application
    Filed: February 13, 2001
    Publication date: October 18, 2001
    Applicant: Colgate-Palmolive Company
    Inventors: Elizabeth McCandlish, Brian Frank
  • Antimicrobial cleaning composition containing a cationic surfactant
    Patent number: 6140289
    Abstract: An improvement is described in a cleaning compositions which are especially effective in disinfecting the surface being cleaned and in the removal of oily and greasy soil without leaving streaks which contains a mixture of at least one nonionic surfactant, a cationic surfactant and an amine oxide surfactant, and water.
    Type: Grant
    Filed: January 24, 2000
    Date of Patent: October 31, 2000
    Assignee: Colgate-Palmolive Company
    Inventors: Elizabeth McCandlish, Brian Frank
  • Acidic light duty liquid cleaning compositions comprising inorganic acids
    Patent number: 6121220
    Abstract: A light duty liquid detergent with desirable cleansing properties to the human skin comprising a C.sub.8-18 ethoxylated alkyl ether sulfate anionic surfactant, a sulfonate anionic surfactant, an inorganic acid and water.
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: September 19, 2000
    Assignee: Colgate-Palmolive Company
    Inventors: Sukhvinder Sandhu, Elizabeth McCandlish, Leonard Zyzyck
  • Light duty liquid cleaning compositions
    Patent number: 5834417
    Abstract: A light duty liquid detergent with desirable cleansing properties and mildness to the human skin comprising: a sulfonate surfactant, an alkali metal or ammonium salt of a C.sub.8-18 ethoxylated alkyl ether sulfate anionic surfactant, an amine oxide surfactant, an ethoxylated monoalkanol amide, a monoalkanol amide, an alkyl polyglucoside surfactant, and water.
    Type: Grant
    Filed: June 13, 1996
    Date of Patent: November 10, 1998
    Assignee: Colgate Palmolive Co.
    Inventors: Len Zyzyck, Elizabeth McCandlish
  • High foaming nonionic surfactant based liquid detergent
    Patent number: 5707955
    Abstract: A high foaming, light duty, liquid detergent with desirable cleansing properties and mildness to the human skin comprising a disinfecting agent, four essential surfactants: a water soluble nonionic surfactant, a C.sub.8-18 ethoxylated alkyl ether sulfate anionic surfactant, two sulfonate surfactants, and the balance being water.
    Type: Grant
    Filed: July 15, 1996
    Date of Patent: January 13, 1998
    Assignee: Colgate-Palmolive Co.
    Inventors: Gilbert S. Gomes, Elizabeth McCandlish, George Fischler
  • Enzymatic aqueous pretreatment composition for dishware
    Patent number: 5510052
    Abstract: The present invention relates to a pretreatment composition for dishware which comprises a thickening agent; a calcium compound; an antimicrobial preservative; a buffer system; at least one detergent active material; at least one enzyme stabilizer; at least one enzyme, an alkali metal nitrate; and water, wherein the composition at a concentration of 10 grams of said composition in one liter of an aqueous bath has a pH of about 6 to about 12.
    Type: Grant
    Filed: August 25, 1994
    Date of Patent: April 23, 1996
    Assignee: Colgate-Palmolive Co.
    Inventor: Elizabeth McCandlish