Patents Assigned to Reckitt Benckiser Inc.
  • Patent number: 6268327
    Abstract: Aqueous disinfecting and cleaning compositions and concentrates which are efficacious against gram positive and gram negative bacteria, have relatively low volatile organic content (“VOC”) and are surprisingly mild to the user of the compositions. The compositions include a quaternary ammonium compound as its primary germicidal active agent, have a low content of active constituents, and do not include organic solvents such as alcohols, glycols, or glycol ethers in significant amounts.
    Type: Grant
    Filed: March 4, 1999
    Date of Patent: July 31, 2001
    Assignee: Reckitt Benckiser Inc.
    Inventors: Robert Zhong Lu, Dennis Thomas Smialowicz, Ralph Edward Rypkema, Karen Ann McCue, Andrew Arno Kloeppel, Diane Joyce Burt, Michael David Love, Robert William Bogart, Narendra Vrajlal Nanavati, Frederic Albert Taraschi
  • Patent number: 6239092
    Abstract: Acidic, thickened cleaning and disinfecting compositions which exhibit good long term shelf stability, are particularly effective in the removal of limescale from hard surfaces, and which are effective against gram positive and gram negative bacteria. The compositions comprise one or more nonionic surfactants; one or more quaternary ammonium surfactant compounds having germicidal properties; an acid mixture comprising formic acid and one or more water soluble organic acids, particularly water soluble organic acids selected from the group consisting of: lactic acid, citric acid, glycolic acid and where the formic acid and one or more water soluble organic acids are present in a weight ratio of formic acid: formic acid:water soluble organic acid(s) of 1:0.1-10; a cellulose based thickening composition; optionally but desirably a one or more conventional additives such as a coloring agent, fragrance or pH adjusting agent; and, water.
    Type: Grant
    Filed: September 1, 1998
    Date of Patent: May 29, 2001
    Assignee: Reckitt Benckiser Inc.
    Inventors: Thomas Michael Papasso, Michael David Love, James William Cavanagh, Robert Terrence Fellows
  • Patent number: 6228389
    Abstract: Flexible wiping articles in particular sponges, as well as woven or non-woven wipes, and the like feature a long term antimicrobial benefit even subsequent to continued use. The articles comprise a biocidal composition having a low aqueous solubility. Methods for preparing the articles, and processes for their use are also disclosed.
    Type: Grant
    Filed: March 3, 1998
    Date of Patent: May 8, 2001
    Assignee: Reckitt Benckiser Inc.
    Inventors: Karen Ann McCue, Beverly Ann Kiefer, William Ronald Feuer
  • Patent number: 6221823
    Abstract: Improved hard surface cleaning compositions having an acidic pH provide good removal of soap scum stains, and further feature low levels of irritability to the user. The compositions comprise 0.1-10% by weight of an acid sequestrant constituent; 0.1-10% by weight of a mixture of hydrophobic and hydrophilic solvents; 1-8% by weight of a surfactant and/or hydrotrope constituent; 0-20% by weight of one or more optional constituents; the balance to 100% by weight, water wherein the aqueous hard surface cleaning composition exhibits a pH of 7.0 or less, especially a pH of 5.0 and less. Although acidic, the improved hard surface cleaning compositions feature low irritability to the eyes and skin of consumers. The compositions also provide disinfecting effects. Processes for the production of the said compositions, as well as methods for their use are also described.
    Type: Grant
    Filed: September 9, 1996
    Date of Patent: April 24, 2001
    Assignee: Reckitt Benckiser Inc.
    Inventors: Michael George Crisanti, Robert Zhong Lu, Robert Paul Manzo, Gary Peter Kline
  • Patent number: 6221833
    Abstract: Cleaning and surface treatment compositions which are particularly useful in the cleaning of leather, vinyl, plastic, rubber and other similar surfaces as well as providing a surface coating thereupon. The cleaning compositions include reduced amounts of emulsified silicone oils in an aqueous formulation. The compositions are readily dispensible from conventional dispensing devices, and provide simultaneous cleaning to a treated surface, as well as imparting a glossy surface coating.
    Type: Grant
    Filed: June 17, 1998
    Date of Patent: April 24, 2001
    Assignee: Reckitt Benckiser Inc.
    Inventor: Andrew Francis Colurciello, Jr.
  • Patent number: 6184195
    Abstract: An aqueous concentrated liquid disinfectant composition which blooms when added to a larger volume of water which comprises the following constituents: a terpene based solvent; germicidal cationic surfactant, preferably a quaternary ammonium compound having germicidal properties; organic solvent constituent; a binary co-solvent system comprising alkyl diphenyl solvent and a co-solvent; one or more nonionic surfactants; optionally but desirably at least one optional constituent selected from: chelating agents, coloring agent, light stabilizers, fragrances, thickening agents, hydrotropes, pH adjusting agents, pH buffers one or more detersive surfactant constituents particularly non-ionic and amphoteric surfactants, as well as others known the art and useful in similar compositions; and, the balance being water. The liquid disinfectant compositions feature good blooming characteristics, particularly good long term blooming retention. Process for the use of the compositions are also disclosed.
    Type: Grant
    Filed: October 23, 1998
    Date of Patent: February 6, 2001
    Assignee: Reckitt Benckiser Inc.
    Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz, Minaxi Hemansu Mehta, Ralph Edward Rypkema
  • Patent number: 6177388
    Abstract: Aqueous concentrated liquid hard surface cleaning compositions which bloom when added to a larger volume of water which comprises the following constituents: botanical oil constituent; at least one botanical oil solubilizing surfactant which is preferably an amine oxide surfactant; an alkyl diphenyl solvent constituent; a binary solvent system which includes at least one organic alcohol constituent and at least one glycol solvent constituent; optionally but desirably a polyoxycarboxylate constituent; optionally but desirably an effective amount of a chelating agent which includes at least one non-ionized acetate group, most preferably a mono-, di- or tri- alkali or alkaline ethylenediaminetetraacetic acid; optionally but desirably at least one optional constituent selected from: chelating agents, coloring agents, light stabilizers, fragrances, thickening agents, hydrotropes, pH adjusting agents, pH buffers one or more detersive surfactant constituents particularly non-ionic and amphoteric surfactants,
    Type: Grant
    Filed: September 8, 1999
    Date of Patent: January 23, 2001
    Assignee: Reckitt Benckiser Inc.
    Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
  • Patent number: 6159924
    Abstract: Aqueous based cleaning compositions simultaneously featuring disinfecting, low residue deposit and good cleaning characteristics are provided. The compositions include one or more quaternary amine compounds as disinfecting active agents, an organic solvent system, one or more amine oxides, one or more nonionic alkylpolyglycosides, water and optionally further conventional additives including pH buffers, dyes, fragrances and the like.
    Type: Grant
    Filed: July 9, 1999
    Date of Patent: December 12, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventors: Jeanne Marie Weller, Kenneth A. Harrison, Ann Marie Lynch
  • Patent number: 6143703
    Abstract: The present invention provides aqueous concentrated liquid disinfectant compositions which blooms when added to a larger volume of water which comprise:botanical oil constituent;a germicide constituent, preferably a germicidal cationic surfactant, and most preferably a quaternary ammonium compound having germicidal properties;organic solvent constituent;at least one botanical oil solubilizing surfactant, preferably selected from amine oxides, alkylpolyoxycarboxylates and alkylarylpolyoxycarboxylates;and further conventional optional constituents including chelating agents, coloring agents, light stabilizers, fragrances, thickening agents, hydrotropes, pH adjusting agents, pH buffers one or more detersive surfactant constituents and the like. The concentrate compositions do not include a pine oil.
    Type: Grant
    Filed: March 10, 1999
    Date of Patent: November 7, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
  • Patent number: 6143710
    Abstract: Aqueous disinfecting and cleaning compositions and concentrates which are efficacious against gram positive and gram negative bacteria, have relatively low volatile organic content ("VOC") and are surprisingly mild to the user of the compositions. The compositions include a quaternary ammonium compound as its primary germicidal active agent, have a low content of active constituents, and do not include organic solvents such as alcohols, glycols, or glycol ethers in significant amounts.
    Type: Grant
    Filed: March 5, 1999
    Date of Patent: November 7, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventors: Robert Zhong Lu, Dennis Thomas Smialowicz, Ralph Edward Rypkema, Karen Ann McCue, Andrew Arno Kloeppel, Diane Joyce Burt, Michael David Love, Robert William Bogart, Narendra Vrajlal Nanavati, Frederic Albert Taraschi
  • Patent number: 6136770
    Abstract: Provided are aqueous hard surface cleaning and disinfecting composition which comprises the following constituents: (a) at lease one cationic surfactant having germicidal properties; and (b) a fluorosurfactant selected from the group of nonionic fluorosurfactant, cationic fluorosurfactant, and mixtures thereof, and (c) a film-forming, organosilicone quaternary ammonium compound. Optionally the compositions may further include (d) one or more detersive surfactants particularly selected from carboxylate surfactants, as well as nonionic, cationic and amphoteric surfactants, (e) one or more organic solvents, and further conventional additives.The compositions provide good sanitization of hard surfaces, and good cleaning notwithstanding the surprisingly low amount of fluorosurfactant present.
    Type: Grant
    Filed: August 3, 1999
    Date of Patent: October 24, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz, Minaxi Hemansu Mehta
  • Patent number: 6121032
    Abstract: Compositions and processes useful for the treatment of macerated foodstuff waste products, particularly foodstuff waste solids macerated by a garbage disposal apparatus. The compositions comprise per gram:0-50%wt. bacteria complex;75-99.99%wt. of an enzyme mixture containing:at least 5.times.10.sup.3 CDU/gram protease enzymes;at least 1.2.times.10.sup.4 MWU/gram amylase enzymes;at least 1.times.10.sup.2 LU/gram lipase enzymes;at least 1.times.10.sup.3 CU/gram cellulase enzymes;0-50%wt. of a preservative constituent, preferably propylene glycol;0-50%wt. of one or more nonionic surfactants;0-10%wt. of one or more optional constituents, selected from: coloring agents, fragrancing compositions, odor neutralizing compositions, micronutrients, pH adjusting agents, thickening agents.
    Type: Grant
    Filed: March 6, 1998
    Date of Patent: September 19, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventor: Edward Matthew Cooney, Jr.
  • Patent number: 6117440
    Abstract: Alcohol based aerosol spray compositions which contain 1-20% of an alcohol-soluble polymer which, on evaporation, leaves on a sprayed surface a film which acts as a barrier to dust, dust mites and their faecal excretions. These compositions optionally can include an acaricidal ingredient, such as benzyl benzoate, and one or more antimicrobial ingredients such as a quaternary ammonium salt.
    Type: Grant
    Filed: July 30, 1998
    Date of Patent: September 12, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventors: Janette Suh, Laura Vaccaro, Robert Bogart
  • Patent number: 6110295
    Abstract: A blooming type, germicidal hard surface cleaning and disinfecting concentrate compositions according to the invention comprise the following constituents:0.1-10% wt. of a terpene containing solvent which desirably includes both pine oil and d-limonene;0.1-12% wt. of at least one organic solvent;0.1-20% wt. at least one non-ionic surfactant constituent which desirably includes at least one nonionic surfactant having an HLB of greater than or equal to 10, and at least one nonionic surfactant having an HLB value of less than or equal to 8;a bloom enhancing effective amount at least one amphoteric surfactant selected from alkylampho(mono)- and (di)-acetates, alkylampho(mono)- and (di)-propionates, and aminopropionates;optionally a further nonionic surfactant based on a C.sub.8 -C.sub.18 primary alcohol ethoxylate which exhibits a cloud point of 20.degree. C. in water;a germicidally effective amount of at least one cationic surfactant having germicidal properties; andthe balance, to 100% wt. of water.
    Type: Grant
    Filed: December 8, 1999
    Date of Patent: August 29, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventors: Robert Zhong Lu, Andrew Arno Kloeppel
  • Patent number: 6106774
    Abstract: Disclosed are ready to use aqueous cleaning and disinfecting composition which includes the following constituents by weight:0.1-20%wt. of a C.sub.1 -C.sub.6 monohydric alcohol;1.0-10%wt. of a glycol ether, or butoxypropanol or propoxypropanol;0.1-12%wt. of a detersive surfactant particularly those selected from anionic, cationic, nonionic and amphoteric surfactants;0.1-10%wt. of hydrogen peroxide;0.1-7%wt. of an acid;to 100%wt. water;wherein the said composition is at an acidic pH. The composition may include minor amounts of further conventional additives.Methods of cleaning and disinfecting surfaces are also disclosed.
    Type: Grant
    Filed: January 8, 1999
    Date of Patent: August 22, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventors: Michael Vincent Monticello, George Robert Mayerhauser
  • Patent number: 6090771
    Abstract: Aqueous based cleaning compositions simultaneously featuring disinfecting, low residue deposit and good cleaning characteristics are provided. The compositions include one or more quaternary amine compounds as disinfecting active agents, an organic solvent system which includes glycol mono-n-butyl ether or a binary system including a glycol ether with a linear primary alcohol, and either one or more betaines, or one or more amine oxides as a surfactant constituent.
    Type: Grant
    Filed: July 26, 1999
    Date of Patent: July 18, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventors: Diane Joyce Burt, Kenneth A. Harrison, Ann Marie Lynch, Jeanne Marie Weller
  • Patent number: 6083994
    Abstract: Aqueous compositions comprising a synergistic combination of n-propyl alcohol and linear alkylbenzenesulfonate, especially dodecyl benzene sulfonate which provides good germicidal efficacy against both gram positive and gram negative bacteria on hard surfaces and the like. Processes for the sanitization of hard surfaces wherein the presence of gram positive and/or negative bacteria is suspected, is also disclosed.
    Type: Grant
    Filed: November 6, 1998
    Date of Patent: July 4, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventor: Karen Ann McCue
  • Patent number: D443924
    Type: Grant
    Filed: November 3, 1999
    Date of Patent: June 19, 2001
    Assignee: Reckitt Benckiser Inc.
    Inventor: Henry Renella
  • Patent number: D446127
    Type: Grant
    Filed: July 20, 1999
    Date of Patent: August 7, 2001
    Assignee: Reckitt Benckiser Inc.
    Inventors: Patrick Adee, David George Maus
  • Patent number: D432021
    Type: Grant
    Filed: December 14, 1998
    Date of Patent: October 17, 2000
    Assignee: Reckitt Benckiser Inc.
    Inventors: Ann M. Caughey, John P. Reynolds