Classifications

• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/48—Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/88—Ampholytes; Electroneutral compounds
  • C11D1/94—Mixtures with anionic, cationic or non-ionic compounds
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/16—Organic compounds
  • C11D3/20—Organic compounds containing oxygen
  • C11D3/2075—Carboxylic acids-salts thereof
  • C11D3/2086—Hydroxy carboxylic acids-salts thereof
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/02—Anionic compounds
  • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
  • C11D1/22—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aromatic compounds
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/02—Anionic compounds
  • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
  • C11D1/29—Sulfates of polyoxyalkylene ethers
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/66—Non-ionic compounds
  • C11D1/662—Carbohydrates or derivatives
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/88—Ampholytes; Electroneutral compounds
  • C11D1/90—Betaines

Definitions

• This invention relates to a mild antibacterial liquid dish cleaning composition of high active surfactant level containing APG and higher betaine levels, having improved stability which is designed to disinfect the surface being treated while maintaining good foaming grease cutting, rinsing and mildness properties.
• the present invention relates to novel light duty liquid detergent compositions containing APG and higher betaine levels with an improved stability profile and high foaming and good grease cutting properties as well as disinfecting properties.
• 4,329,335 also discloses a shampoo containing a betaine surfactant as the major ingredient and minor amounts of a nonionic surfactant and of a fatty acid mono- or di- ethanolamide.
• U.S. Patent No. 4,259,204 discloses a shampoo comprising 0.8 to 20% by weight of an anionic phosphoric acid ester and one additional surfactant which may be either anionic, amphoteric, or nonionic.
• U.S. Patent No. 4,329,334 discloses an anionic-amphoteric based shampoo containing a major amount of anionic surfactant and lesser amounts of a betaine and nonionic surfactants.
• U.S. Patent No. 3,935,129 discloses a liquid cleaning composition containing an alkali metal silicate, urea, glycerin, triethanolamine, an anionic detergent and a nonionic detergent.
• the silicate content determines the amount of anionic and/or nonionic detergent in the liquid cleaning composition.
• the foaming properties of these detergent compositions are not discussed therein.
• U.S. Patent No. 4,129,515 discloses a heavy duty liquid detergent for laundering fabrics comprising a mixture of substantially equal amounts of anionic and nonionic surfactants, alkanolamines and magnesium salts, and, optionally, zwitterionic surfactants as suds modifiers.
• U.S. Patent No. 4,224,195 discloses an aqueous detergent composition for laundering socks or stockings comprising a specific group of nonionic detergents, namely, an ethylene oxide of a secondary alcohol, a specific group of anionic detergents, namely, a sulfuric ester salt of an ethylene oxide adduct of a secondary alcohol, and an amphoteric surfactant which may be a betaine, wherein either the anionic or nonionic surfactant may be the major ingredient.
• a specific group of nonionic detergents namely, an ethylene oxide of a secondary alcohol
• anionic detergents namely, a sulfuric ester salt of an ethylene oxide adduct of a secondary alcohol
• amphoteric surfactant which may be a betaine, wherein either the anionic or nonionic surfactant may be the major ingredient.
• the prior art also discloses detergent compositions containing all nonionic surfactants as shown in U.S. Patent Nos. 4,154,706 and 4,329,336 wherein the shampoo compositions contain a plurality of particular nonionic surfactants in order to affect desirable foaming and detersive properties despite the fact that nonionic surfactants are usually deficient in such properties.
• U.S. Patent No. 4,013,787 discloses a piperazine based polymer in conditioning and shampoo compositions which may contain all nonionic surfactant or all anionic surfactant.
• U.S. Patent No. 4,450,091 discloses high viscosity shampoo compositions containing a blend of an amphoteric betaine surfactant, a polyoxybutylenepolyoxyethylene nonionic detergent, an anionic surfactant, a fatty acid alkanolamide and a polyoxyalkylene glycol fatty ester. But, none of the exemplified compositions contain an active ingredient mixture wherein the nonionic detergent is present in major proportion which is probably due to the low foaming properties of the polyoxybutylene polyoxyethylene nonionic detergent.
• U.S. Patent No. 4,595,526 describes a composition comprising a nonionic surfactant, a betaine surfactant, an anionic surfactant and a Ci 2-C14 fatty acid monoethanolamide foam stabilizer.
• U.S. Patent 6,147,039 teaches an antibacterial hand cleaning composition having a low surfactant content. Summary of the Invention It has now been found that a mild, antibacterial liquid dish cleaning composition containing APG and higher betaine levels having improved stability can be formulated with three different anionic surfactants, a zwitterionic surfactant, an alkyl glucoside surfactant, a hydroxy aliphatic acid, a solubilizer, a preservative, and water which has desirable cleaning and foaming properties.
• An object of this invention is to provide an antibacterial liquid dish cleaning composition which comprises a sulfate surfactant, two sulfonate anionic surfactants, a zwitterionic surfactant, an alkyl polyglucoside surfactant, a solubilizer, a hydroxy aliphatic acid, a preservative and water, wherein the composition does not contain any silicas, abrasives, acyl isoethionate, 2-hydroxy-4,2',4'-trichloridiphenyl ether, phosphoric acid, phosphonic acid, boric acid, alkali metal carbonates, alkaline earth metal carbonates, alkyl glycine surfactant, cyclic imidinium surfactant, or more than 3 wt. % of a fatty acid or salt thereof.
• Another object of this invention is to provide a mild antibacterial liquid dish cleaning composition having improved stability and with desirable high foaming and cleaning properties which kills bacteria.
• This invention relates to an antibacterial liquid dish cleaning composition which comprises approximately by weight:
• the balance being color, fragrance, UV absorber and water, wherein the composition has a pH of 3 to 4.5 and has a viscosity of 200 to 800 cps, more preferably 200 to 600 cps at 25°C using a #21 spindle at 20 rpm as measured on a Brookfield
• RVTDV-II viscometer wherein the composition does not contain any grease release agents such as choline chloride or buffering system which is a nitrogenous buffer which is ammonium or alkaline earth carbonate, amine oxide surfactants, guanidine derivates, alkoxylalkyl amines and alkyleneamines C3-C7 alkyl and alkenyl monobasic and dibasic acids such as C4-C7 aliphatic carboxylic diacids which do not contain a hydroxy group, boric acid, phosphoric acid, ethoxylated nonionic surfactants and amino alkylene phosphonic acid.
• any grease release agents such as choline chloride or buffering system which is a nitrogenous buffer which is ammonium or alkaline earth carbonate, amine oxide surfactants, guanidine derivates, alkoxylalkyl amines and alkyleneamines C3-C7 alkyl and alkenyl monobasic and dibasic acids such as
• anionic sulfonate surfactants which may be used in the detergent of this invention are selected from the consisting of water soluble and include the sodium, potassium, ammonium, magnesium and ethanolammonium salts of linear C-8-C16 alkyl benzene sulfonates; C10-C20 paraffin sulfonates, alpha olefin sulfonates containing about 10-24 carbon atoms and C8-C18 alkyl sulfates and mixtures thereof.
• the paraffin sulfonates may be monosulfonates or di-sulfonates and usually are mixtures thereof, obtained by sulfonating paraffins of 10 to 20 carbon atoms.
• Preferred paraffin sulfonates are those of C12-18 carbon atoms chains, and more preferably they are of C14-17 chains.
• Paraffin sulfonates that have the sulfonate group(s) distributed along the paraffin chain are described in U.S. Patents 2,503,280; 2,507,088; 3,260,744; and 3,372,188; and also in German Patent 735,096. Such compounds may be made to specifications and desirably the content of paraffin sulfonates outside the C14-17 range will be minor and will be minimized, as will be any contents of di- or poly- sulfonates.
• Suitable other sulfonated anionic detergents are the well known higher alkyl mononuclear aromatic sulfonates, such as the higher alkylbenzene sulfonates containing 9 to 18 or preferably 9 to 16 carbon atoms in the higher alkyl group in a straight or branched chain, or C ⁇ -15 alkyl toluene sulfonates.
• a preferred alkylbenzene sulfonate is a linear alkylbenzene sulfonate having a higher content of 3- phenyl (or higher) isomers and a correspondingly lower content (well below 50%) of 2- phenyl (or lower) isomers, such as those sulfonates wherein the benzene ring is attached mostly at the 3 or higher (for example 4, 5, 6 or 7) position of the alkyl group and the content of the isomers in which the benzene ring is attached in the 2 or 1 position is correspondingly low.
• Preferred materials are set forth in U.S. Patent 3,320,174, especially those in which the alkyls are of 10 to 13 carbon atoms.
• the C8-18 ethoxylated alkyl ether sulfate surfactants have the structure - +
• R-(OCHCH2) n OS ⁇ 3 M wherein n is about 1 to about 22 more preferably 1 to 3 and R is an alkyl group having about 8 to about 18 carbon atoms, more preferably 12 to 15 and natural cuts, for example, C12-14 or C12-I6 and M is an ammonium cation or a metal cation, most preferably sodium.
• the ethoxylated alkyl ether sulfate may be made by sulfating the condensation product of ethylene oxide and Cs-10 alkanol, and neutralizing the resultant product.
• the ethoxylated alkyl ether sulfates differ from one another in the number of carbon atoms in the alcohols and in the number of moles of ethylene oxide reacted with one mole of such alcohol.
• Preferred ethoxylated alkyl ether polyethenoxy sulfates contain 12 to 15 carbon atoms in the alcohols and in the alkyl groups thereof, e.g., sodium myristyl (3 EO) sulfate.
• Ethoxylated C ⁇ -18 alkylphenyl ether sulfates containing from 2 to 6 moles of ethylene oxide in the molecule are also suitable for use in the invention compositions.
• These detergents can be prepared by reacting an alkyl phenol with 2 to 6 moles of ethylene oxide and sulfating and neutralizing the resultant ethoxylated alkylphenol.
• the concentration of the ethoxylated alkyl ether sulfate surfactant is about 1 to about 8 wt. %.
• the water-soluble zwitterionic surfactant which is an essential ingredient of present liquid detergent composition, provides good foaming properties and mildness to the present nonionic based liquid detergent.
• the zwitterionic surfactant is a water soluble betaine having the general formula:
• is an alkyl group having 10 to 20 carbon atoms, preferably 12 to 16 carbon atoms, or the amido radical:
• R is an alkyl group having 9 to 19 carbon atoms and a is the integer 1 to 4;
• R2 and R3 are each alkyl groups having 1 to 3 carbons and preferably 1 carbon;
• R4 is an alkylene or hydroxyalkylene group having from 1 to 4 carbon atoms and, optionally, one hydroxyl group.
• Typical alkyldimethyl betaines include decyl dimethyl betaine or 2-(N- decyl-N, N-dimethyl-ammonia) acetate, coco dimethyl betaine or 2-(N-coco N, N- dimethylammonio) acetate, myristyl dimethyl betaine, palmityl dimethyl betaine, lauryl diemethyl betaine, cetyl dimethyl betaine, stearyl dimethyl betaine, etc.
• the amidobetaines similarly include cocoamidoethylbetaine, cocoamidopropyl betaine and the like.
• a preferred betaine is coco (Cs-C-is) amidopropyl dimethyl betaine.
• the alkyl polysaccharides surfactants which are used in conjunction with the aforementioned surfactants have a hydrophobic group containing from about 8 to about 20 carbon atoms, preferably from about 10 to about 16 carbon atoms, most preferably from about 12 to about 14 carbon atoms, and polysaccharide hydrophilic group containing from about 1.5 to about 10, preferably from about 1.5 to about 4, most preferably from about 1.6 to about 2.7 saccharide units (e.g., galactoside, glucoside, fructoside, glucosyl, fructosyl; and/or galactosyl units). Mixtures of saccharide moieties may be used in the alkyl polysaccharide surfactants.
• the number x indicates the number of saccharide units in a particular alkyl polysaccharide surfactant.
• x can only assume integral values.
• the physical sample can be characterized by the average value of x and this average value can assume non-integral values.
• the values of x are to be understood to be average values.
• the hydrophobic group (R) can be attached at the 2-, 3-, or 4- positions rather than at the 1 -position, (thus giving e.g. a glucosyl or galactosyl as opposed to a glucoside or galactoside).
• glucosides i.e., glucosides, galactoside, fructosides, etc.
• additional saccharide units are predominately attached to the previous saccharide unit's 2-position. Attachment through the 3-, 4-, and 6- positions can also occur.
• the preferred alkoxide moiety is ethoxide.
• Typical hydrophobic groups include alkyl groups, either saturated or unsaturated, branched or unbranched containing from about 8 to about 20, preferably from about 10 to about 18 carbon atoms.
• the alkyl group is a straight chain saturated alkyl group.
• the alkyl group can contain up to 3 hydroxy groups and/or the polyalkoxide chain can contain up to about 30, preferably less than about 10, alkoxide moieties.
• Suitable alkyl polysaccharides are decyl, dodecyl, tetradecyl, pentadecyl, hexadecyl, and octadecyl, di-, tri-, tetra-, penta-, and hexaglucosides, galactosides, lactosides, fructosides, fructosyls, lactosyls, glucosyls and/or galactosyls and mixtures thereof.
• the alkyl monosaccharides are relatively less soluble in water than the higher alkyl polysaccharides. When used in admixture with alkyl polysaccharides, the alkyl monosaccharides are solubilized to some extent.
• the use of alkyl monosaccharides in admixture with alkyl polysaccharides is a preferred mode of carrying out the invention. Suitable mixtures include coconut alkyl, di-, tri-, tetra-, and pentaglucosides and tallow alkyl tetra-, penta-, and hexaglucosides.
• the preferred alkyl polysaccharides are alkyl polyglucosides having the formula wherein Z is derived from glucose, R is a hydrophobic group selected from the group consisting of alkyl, alkylphenyl, hydroxyalkylphenyl, and mixtures thereof in which said alkyl groups contain from about 10 to about 18, preferably from about 12 to about 14 carbon atoms; n is 2 or 3 preferably 2, r is from 0 to 10, preferable 0; and x is from 1.5 to 8, preferably from 1.5 to 4, most preferably from 1.6 to 2.7.
• R2OH long chain alcohol
• the alkyl polyglucosides can be prepared by a two step procedure in which a short chain alcohol (R1 OH) can be reacted with glucose, in the presence of an acid catalyst to form the desired glucoside.
• the alkyl polyglucosides can be prepared by a two step procedure in which a short chain alcohol (C-
• the short chain alkylglucosde content of the final alkyl polyglucoside material should be less than 50%, preferably less than 10%, more preferably less than about 5%, most preferably 0% of the alkyl polyglucoside.
• the amount of unreacted alcohol (the free fatty alcohol content) in the desired alkyl polysaccharide surfactant is preferably less than about 2%, more preferably less than about 0.5% by weight of the total of the alkyl polysaccharide. For some uses it is desirable to have the alkyl monosaccharide content less than about 10%.
• alkyl polysaccharide surfactant is intended to represent both the preferred glucose and galactose derived surfactants and the less preferred alkyl polysaccharide surfactants.
• alkyl polyglucoside is used to include alkyl polyglycosides because the stereochemistry of the saccharide moiety is changed during the preparation reaction.
• APG glycoside surfactant is APG 625 glycoside manufactured by the Henkel Corporation of Ambler, PA.
• APG 625 has: a pH of 6 to 10 (10% of APG 625 in distilled water); a specific gravity at 25°C of 1.1 g/ml; a density at 25°C of 9.1 lbs/gallon; a calculated HLB of 12.1 and a Brookfield viscosity at 35°C, 21 spindle, 5-10 RPM of 3,000 to 7,000 cps.
• the hydroxy containing organic acid is ortho hydroxy benzoic acid or preferably a hydroxy aliphatic acid selected from the group consisting of lactic acid, citric acid, salicylic acid and glycolic and mixtures thereof, wherein citric acid is preferred.
• the instant light duty liquid nonmicroemulsion compositions can contain about 0 wt. % to about 10 wt. %, more preferably about 1 wt. % to about 8 wt. %, of at least one solubilizing agent selected from the group consisting of a C2-5 mono, dihydroxy or polyhydroxy alkanols such as ethanol, isopropanol, glycerol ethylene glycol, diethylene glycol, propylene glycol, and hexylene glycol and mixtures thereof and alkali metal cumene or xylene sulfonates such as sodium cumene sulfonate and sodium xylene sulfonate.
• the solubilizing agents are included in order to control low temperature cloud clear properties.
• alkali metal silicates and alkali metal builders such as alkali metal polyphosphates, alkali metal carbonates, alkali metal phosphonates and alkali metal citrates because these materials, if used in the instant composition, would cause the composition to have a high pH as well as leaving residue on the surface being cleaned.
• the final essential ingredient in the inventive compositions having improved interfacial tension properties is water.
• the proportion of water in the compositions generally is in the range of 10% to 95%.
• the liquid cleaning composition of this invention may, if desired, also contain other components either to provide additional effect or to make the product more attractive to the consumer. The following are mentioned by way of example: Colors or dyes in amounts up to 0.5% by weight; bactericides in amounts up to 1 % by weight; UV absorbents, or antioxidizing agents, and pH adjusting agents, such as sulfuric acid or sodium hydroxide, as needed. Furthermore, if opaque compositions are desired, up to 4% by weight of an opacifier may be added.
• Preservatives which can be used in the instant compositions at a concentration of 0.005 wt. % to 3 wt. %, more preferably 0.01 wt. % to 2.5 wt. % are: benzalkonium chloride; benzethonium chloride, 5-bromo-5-nitro-1 ,3dioxane; 2-bromo-2-nitropropane- 1 ,3-diol; alkyl trimethyl ammonium bromide; N-(hydroxymethyl)-N-(1 ,3-dihydroxy methyl-2,5-dioxo-4-imidaxolidinyl-N'-(hydroxy methyl) urea; 1-3-dimethyol-5,5-dimethyl hydantoin; formaldehyde; iodopropynl butyl carbamata, butyl paraben; ethyl paraben; methyl paraben; propyl paraben, mixture of
• the instant compositions exhibit stability at reduced and increased temperatures. More specifically, such compositions remain clear and stable in the range of 0°C to 50°C, especially 5°C to 43°C. Such compositions exhibit a pH of 3 to 5.
• the following examples illustrate the liquid body cleaning compositions of the described invention. Unless otherwise specified, all percentages are by weight. The exemplified compositions are illustrative only and do not limit the scope of the invention. Unless otherwise specified, the proportions in the examples and elsewhere in the specification are by weight.
• the instant compositions have a minimum foam volume of 350mls after 40 rotations at room temperature as measured by the foam volume test using 0.0333 wt. % of the Ultra composition in 150 ppm of water.
• the Shake foam test is an inverted cylinder test in which 100 gr. of a 0.0333 wt. % LDL formula in 150 ppm of H2O is placed in a stoppered graduate cylinder (500 ml) and inverted 40 cycles at a rate of 30 cycles/minute. After 40 inversions, the foam volume which has been generated is measured in mis inside the graduated cylinder. This value includes the 100 ml of LDL solution inside the cylinder. After the initial volume is measured, 175 microliters of whole milk is added to the solution. The cylinder is then inverted for another 40 cycles and a foam volume with soil is measured; the foam volume after the soil addition is at least 130mls.
• the values provided above include the 100 mi's of LDL solution inside the cylinder.
• the Modified Germicidal Spray Test was used to determine the surface disinfection profile.
• the Modified Germicidal Spray test protocol was designed by MicroBiotest Inc., Sterling Virginia, to determine percentage of germs killed on hard surfaces such as dishware.
• the method determines the efficacy of products intended to be used for one-step cleaning and germ killing on surface of dishware and is based on the Germicidal Spray Products test, Official Methods of Analysis, Sixteenth edition, 1995, AOAC.
• Example 1 The following composition is listed as a wt. %.
• the physical properties and appearance i.e. viscosity, cloud point, color
• the physical properties and appearance are unchanged upon aging in extreme temperature conditions.
• Example 2 The following composition is listed as a wt. %.

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• 2003
  • 2003-03-19 CA CA002479852A patent/CA2479852A1/en not_active Abandoned
  • 2003-03-19 MX MXPA04009167A patent/MXPA04009167A/es not_active Application Discontinuation
  • 2003-03-19 AU AU2003215020A patent/AU2003215020A1/en not_active Abandoned
  • 2003-03-19 PL PL03372378A patent/PL372378A1/xx unknown
  • 2003-03-19 WO PCT/US2003/008617 patent/WO2003080784A1/en not_active Application Discontinuation
  • 2003-03-19 EP EP03711662A patent/EP1485455A1/en not_active Withdrawn
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• 2004
  • 2004-10-20 NO NO20044482A patent/NO20044482L/no not_active Application Discontinuation

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