Patents by Inventor Dennis Thomas Smialowicz
Dennis Thomas Smialowicz 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: 7030078Abstract: Hard surface cleaning and disinfecting compositions comprise a synergistic combination of a cationic surfactant having germicidal properties and a tristyrylphenolalkoxylate compound. The hard surface cleaning and disinfecting compositions provide excellent cleaning and disinfection of hard surfaces.Type: GrantFiled: April 23, 2003Date of Patent: April 18, 2006Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
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Patent number: 6930081Abstract: 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: GrantFiled: March 10, 1999Date of Patent: August 16, 2005Assignee: 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
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Patent number: 6693070Abstract: Hard surface cleaning and disinfecting compositions comprise a synergistic combination of a quaternary ammonium germicide and an alkoxylated quaternary ammonium compound. Optional ingredients include additional detersive surfactants and/or organic solvents.Type: GrantFiled: November 13, 2001Date of Patent: February 17, 2004Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
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Patent number: 6670319Abstract: Aqueous concentrated liquid hard surface cleaning compositions which bloom when added to a larger volume of water comprise: an organic solvent constituent; binary co-solvent system comprising an alkyl diphenyl solvent and a co-solvent; an amine oxide surfactant constituent; optionally, a further detersive surfactant constituent; and optionally, but desirably, at least one optional constituent selected from chelating agents, coloring agents, light stabilizers, fragrances, thickening agents, hydrotropes, pH adjusting agents, and pH buffers.Type: GrantFiled: November 9, 2001Date of Patent: December 30, 2003Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
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Patent number: 6642197Abstract: Aqueous concentrated liquid hard surface cleaning compositions, which bloom when added to a larger volume of water, comprise: an organic solvent constituent; a germicidal constituent which provides a primary sanitizing benefit, preferably a quaternary ammonium compound; a binary co-solvent system comprising an alkyl diphenyl solvent and at least one co-solvent; optionally, a further detersive surfactant constituent; optionally, but desirably, at least one constituent selected from chelating agents, coloring agent, light stabilizers, fragrances, thickening agents, hydrotropes, pH adjusting agents and pH buffers.Type: GrantFiled: November 9, 2001Date of Patent: November 4, 2003Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
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Patent number: 6514923Abstract: 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.Type: GrantFiled: June 26, 2002Date of Patent: February 4, 2003Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz, Minaxi Hemansu Mehta
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Patent number: 6440916Abstract: The present invention provides a process for cleaning or sanitization of hard surfaces, which process comprises the step of providing a composition containing a cationic surfactant, a fluorosurfactant, a film forming, organosilicone quaternary ammonium compound, along with optional components, and applying such a composition to a hard surface in need of cleaning.Type: GrantFiled: August 23, 2001Date of Patent: August 27, 2002Assignee: Reckitt & Colman Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz, Minaxi Hemansu Mehta
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Patent number: 6395697Abstract: Aqueous concentrated liquid disinfectant compositions which include: an antiseptic compound other than a quaternary ammonium compound having germicidal properties; organic solvent constituent; binary co-solvent system comprising alkyl biphenyl solvent and a co-solvent; optionally but desirably at least one optional constituents. The concentrate compositions feature excellent blooming characteristics.Type: GrantFiled: March 3, 1999Date of Patent: May 28, 2002Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
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Patent number: 6306810Abstract: 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: GrantFiled: July 20, 2000Date of Patent: October 23, 2001Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz, Minaxi Hemansu Mehta
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Patent number: 6268327Abstract: 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: GrantFiled: March 4, 1999Date of Patent: July 31, 2001Assignee: 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
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Patent number: 6184195Abstract: 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: GrantFiled: October 23, 1998Date of Patent: February 6, 2001Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz, Minaxi Hemansu Mehta, Ralph Edward Rypkema
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Patent number: 6177388Abstract: 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: GrantFiled: September 8, 1999Date of Patent: January 23, 2001Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
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Patent number: 6143710Abstract: 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: GrantFiled: March 5, 1999Date of Patent: November 7, 2000Assignee: 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
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Patent number: 6143703Abstract: 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: GrantFiled: March 10, 1999Date of Patent: November 7, 2000Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
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Patent number: 6140284Abstract: 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;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, as well as others known the art.Type: GrantFiled: March 11, 1999Date of Patent: October 31, 2000Assignee: Reckitt Benekiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz
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Patent number: 6136770Abstract: 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: GrantFiled: August 3, 1999Date of Patent: October 24, 2000Assignee: Reckitt Benckiser Inc.Inventors: Tak Wai Cheung, Dennis Thomas Smialowicz, Minaxi Hemansu Mehta
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Patent number: 6022841Abstract: 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: GrantFiled: March 5, 1999Date of Patent: February 8, 2000Assignee: Reckitt & Colman 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
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Patent number: 6017869Abstract: 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, and have a low content of active constituents.Type: GrantFiled: March 5, 1999Date of Patent: January 25, 2000Assignee: Reckitt & Colman 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
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Patent number: 5985819Abstract: Pine oil type concentrate compositions and cleaning compositions providing sanitizing effects comprise a germicidal active cationic surfactant, a co-solvent, a non-ionic surfactant system, and generally include a relatively high amount of fragrance and/or fragrance adjuvant compositions. The preferred embodiments of the pine oil type cleaning compositions provide the benefits of good cleaning, effective sanitizing action, good blooming upon addition to an excess of water and long lasting fragrance, and low irritancy levels notwithstanding the relatively high levels of organic solvents comprised in the compositions.Type: GrantFiled: April 29, 1997Date of Patent: November 16, 1999Assignee: Reckitt & Colman Inc.Inventors: Robert Zhong Lu, Dennis Thomas Smialowicz
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Patent number: 5925681Abstract: Concentrated aqueous liquid disinfectant compositions which exhibit a blooming effect when diluted in a larger volume of water are provided. The concentrate compositions include non-phenolic constituents to provide a disinfecting effect, and are non pine-oil containing. Working strength dilutions of the concentrated aqueous liquid disinfectant compositions are effective against gram positive type pathogenic bacteria such as Staphylococcus aureus, as well as gram negative type pathogenic bacteria such as Salmonella choleraesuis.Type: GrantFiled: October 7, 1997Date of Patent: July 20, 1999Assignee: Reckitt & Colman Inc.Inventors: Michael George Crisanti, Dennis Thomas Smialowicz