Patents Represented by Law Firm Hammond & Littel
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Patent number: 4656006Abstract: A process and apparatus for the distribution and preparation of samples from primary vessels, especially samples of patients' sera, liquid reagents or the like, which are transferred into fixedly mounted secondary vessels of any desired construction, preferably in accordance with the data from a distribution sheet recorded by a control programming apparatus, where the secondary vessels can be moved into position one after the other by means of a transporting carriage for the primary vessel having an associated diluter, this transporting carriage being movable in the x-y plane by means of two stepping motors, and the primary vessel is brought back into its starting position after each delivery or after delivery of the samples intended for the entire series of samples.Type: GrantFiled: December 11, 1985Date of Patent: April 7, 1987Assignee: Boehringer Ingelheim Zentrale GmbHInventors: Gerd Assmann, Horst-Dietrich Helb
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Patent number: 4493823Abstract: This invention relates to topical cosmetic preparations. More particularly, this invention relates to a topical cosmetic preparation for the treatment of oily hair and seborrheic skin which comprises an effective amount of at least one compound of the formula ##STR1## wherein R.sub.1, R.sub.2, and R.sub.3, any of which may be the same or different, each represent hydrogen, hydroxyl, or --OR.sub.4, where R.sub.4 is an alkyl of from 1 to 6 carbon atoms or a substituted or unsubstituted benzyl, or two of the groups R.sub.1, R.sub.2, and R.sub.3 represent methylenedioxy; X is a substituted or unsubstituted alkylene of from 1 to 3 carbon atoms; and Y is --COOH, --CN, --CONR.sub.5 R.sub.6, or --COOR.sub.7, where R.sub.5 and R.sub.6 each represent hydrogen, alkyl of from 1 to 6 carbon atoms, or substituted or unsubstituted aryl, or aralkyl, or together with the nitrogen atom R.sub.5 and R.sub.6 represent a heterocycle, and R.sub.7 is an alkyl of from 1 to 6 carbon atoms or a substituted or unsubstituted aralkyl.Type: GrantFiled: November 10, 1981Date of Patent: January 15, 1985Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Hinrich Moller, Siegfried Wallat, Friedhelm Bartnik, Wolfgang Pittermann
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Patent number: 4341892Abstract: This invention is directed to the preparation of alkali cellulose. More particularly, this invention is directed to a process for the preparation of alkali cellulose having a low water content, wherein finely divided cellulose suspended in a typical inert organic solvent is presteeped and the cellulose suspension is contacted with an alkali metal hydroxide/alcohol mixture and at least one aqueous alkalization solution of different concentration.Type: GrantFiled: March 13, 1981Date of Patent: July 27, 1982Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Norbert Kuhne, Hasso Leischner, Wilfried Rahse, Willi Wust
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Patent number: 4332808Abstract: Novel indoles of the formula ##STR1## wherein R is selected from the group consisting of hydrogen, alkyl of 1 to 8 carbon atoms and aralkyl of 7 to 12 carbon atoms, X is selected from the group consisting of hydrogen and alkyl of 1 to 18 carbon atoms, Y is selected from the group consisting of hydrogen and halogen, Z is selected from the group consisting of hydrogen, alkyl of 1 to 8 carbon atoms, hydroxy alkyl of 1 to 8 carbon atoms, aryloxyalkyl of 7 to 12 carbon atoms, arylalkyl of 7 to 12 carbon atoms optionally substituted with at least one member of the group consisting of halogen, alkoxy of 1 to 4 carbon atoms, alkyl of 1 to 4 carbon atoms, --OH, --CF.sub.3, --OCF.sub.3, --NO.sub.2 and NH.sub.Type: GrantFiled: December 31, 1980Date of Patent: June 1, 1982Assignee: Roussel UclafInventors: Jacques Guillaume, Lucien Nedelec, Claude Dumont, Robert Fournex
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Patent number: 4298356Abstract: Process for the manufacture of an abrasive material comprising at least two binder layers formed from at least one aqueous resol I prepared from a monohydric phenol and formaldehyde (molar ratio of phenol to formaldehyde 1:(1.1 to 2.Type: GrantFiled: December 6, 1979Date of Patent: November 3, 1981Assignee: Hoechst AktiengesellschaftInventors: Eckart Teschner, Richard Sattelmeyer, Wolfgang Hesse
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Patent number: 4292280Abstract: A process for the separation of metals in which a mixture of metal derivatives is converted into anion complexes by means of a complexing anion such as, for example, a halide, thiocyanate, sulphate, nitrate, or the like said anion complexes are bound to a solid, non-soluble polymer, containing oxygen bonded to carbon which is converted into a polyoxonium compound by means of the complexing liquid medium used. The complexes are separated by selective absorption and/or elution over the polymer using suited H.sup.+ ion concentrations and/or complexing anion concentrations.Type: GrantFiled: February 5, 1979Date of Patent: September 29, 1981Assignee: Nederlandse Centrale Organisatie voor Toegepastnatuurwetenschappelijk OnderzoekInventors: Bertus van Engelenburg, Hendrik F. van Wijk
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Patent number: 4288339Abstract: A spray cleaner composition for use with a propellant that is gaseous at room temperature, for the spot treatment of textiles before washing, consisting essentially of, without propellant,(a) from 6% to 16% by weight of ethoxylated C.sub.6 -C.sub.10 -alcohols selected from the group consisting of alkanols and alkenols, having an average of from 4 to 8 ethylene glycol ether groups, wherein the content of saturated C.sub.8 -alkanol is at least 50% by weight,(b) from 6% to 10% by weight ethoxylated C.sub.12 -C.sub.18 -alcohols selected from the group consisting of alkanols and alkenols, having an average of from 2 to 4 ethylene glycol ether groups, wherein the content of C.sub.16 -C.sub.18 -alkanols is not more than 50% by weight,(c) from 6% to 10% by weight of ethoxylated of C.sub.16 -C.sub.Type: GrantFiled: September 15, 1980Date of Patent: September 8, 1981Assignee: Henkel Kommanditgesellschaft auf AktienInventor: Heinz-Manfred Wilsberg
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Patent number: 4244206Abstract: A method for the production of a toothed belt pulley made of metal without machining which is provided at lateral sides with annular flanges which protrude above the height of the teeth comprising initially shaping one of the two flanges as an axially extending collar with an outside diameter equal to or less than the diameter of the pitch circle of the teeth and then radially flanging the said collar to the outside to form the second annular flange and the pulley formed thereby.STATE OF THE ARTToothed belt pulleys are known and are used, for example, for the camshaft drive in internal combustion engines but the known pulleys have a rather complicated construction. One known pulley consists of a solid massive hub or nave which is produced on a metal lathe to which are connected three sheet metal parts forming the outer circle track with flanges on either side as well as the area connecting the circle track with the nave.Type: GrantFiled: March 7, 1979Date of Patent: January 13, 1981Inventor: Lore Krull
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Patent number: 4221564Abstract: In the process of tanning for the production of leather comprising subjecting uncured hides to the action of an aqueous liquor containing (1) chemical tanning agents, and (2) auxiliary chemicals to tanning and recovering leather, the improvement consisting of essentially of employing water-insoluble aluminosilicate, containing bound water of the formula(Cat.sub.2/n O).sub.x.Al.sub.2 O.sub.3.(SiO.sub.2).sub.ywherein Cat represents a cation selected from the group consisting of alkali metals, bivalent metal ions, trivalent metal ions, and mixtures thereof, n represents an integer from 1 to 3 of the valence of said cation, x is an integer from 0.5 to 1.8 and y is an integer from 0.8 to 50, said aluminosilicates having an average particle size in the range of 0.1.mu. to 5 mm and a calcium binding power of from 0 to 200 mg CaO/gm of anhydrous active substance measured at 22.degree. C.Type: GrantFiled: July 11, 1978Date of Patent: September 9, 1980Assignee: Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)Inventors: Juergen Plapper, Klaus Schumann, Emanuel Arndt, Emil Ruscheinsky
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Patent number: 4189574Abstract: A novel compound selected from the group consisting of the compound of the formula ##STR1## the metal salts, the ammonium salt and the salts with nitrogen bases, a process for the preparation of the said compounds and a process for the preparation of 7-aminocephalosporanic acid starting from a compound of formula I.Type: GrantFiled: September 7, 1978Date of Patent: February 19, 1980Assignee: Roussel UclafInventor: Pierre Barthelemy
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Patent number: 4142999Abstract: A liquid concentrate which has a content of proteases and/or amylases, non-ionic and optionally anionic surfactants, water and optionally solvents selected from mono- and poly-valent alcohols and ethers thereof, which concentrate contains an alkoxylated alkylamine of the formula ##STR1## wherein R is alkyl of 4 to 20 carbon atoms, R' is hydrogen or alkyl of 1 to 10 carbon atoms, provided that the sum of the carbon atoms in R and R' is from 9 to 19, R" is hydrogen, methyl or hydroxymethyl, x is an integer from 1 to 5, and y is 0 or an integer from 1 to 5, provided that the sum of x and y is from 1 to 10; as well as its use as a washing and cleaning agent and washing and cleaning formulations containing the same.Type: GrantFiled: July 20, 1977Date of Patent: March 6, 1979Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Helmut Bloching, Peter Krings, Hans Pfeiffer
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Patent number: 3988247Abstract: Process and agent for fatting or lubrication of leather and furs based on the salts of sulfonated chlorinated products of higher fatty acids or of esters of higher fatty acids, said fatty acids having from 8 to 24 carbon atoms, especially natural fats and oils or tallow fatty acid methyl ester, having a chlorine content of 20% to 45% by weight and essentially free of olefinic double bonds and having an SO.sub.3 content of from 40 to 150 mol percent based on the chlorinated product, which agent and the leather and furs so treated are extraordinarily resistant to the effect of light, to oxidation and to acids.Type: GrantFiled: August 24, 1973Date of Patent: October 26, 1976Assignee: Henkel & Cie G.m.b.H.Inventors: Gerhard Dieckelmann, Jurgen Plapper, Horst Baumann, Werner Stein