A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7423101 | Catalyst composition and use thereof The present invention is directed toward Group 4, 5, 6, 7, 8, 9, 10 or 11 transition metal compounds containing neutral, mono- or di-anionic tridentate nitrogen/oxygen based ligands that are useful, with or without activators, to polymerize olefins, particularly α-... | 09/09/2008 |
| 7351845 | Transition metal polymerization catalysts, their synthesis and use in olefin polymerization A transition metal ligand complex has the following formula: wherein R1 and R2 (each occurrence) independently represent an aryl, alkyl, or cycloalkyl group having up to 20 carbon atoms; R3 ... | 04/01/2008 |
| 7329727 | Methods and compositions for controlled polypeptide synthesis Methods and compositions for the generation of polypeptides having varied material properties are disclosed herein. Methods include means for initiating the polymerization of aminoacid-N-carboxyanhydride (NCA) monomer by combining the monomer with an amido-containin... | 02/12/2008 |
| 7317057 | Catalyst composition and use thereof The present invention is directed toward Group 4, 5, 6, 7, 8, 9, 10 or 11 transition metal compounds containing neutral, mono- or di-anionic tridentate nitrogen/oxygen based ligands that are useful, with or without activators, to polymerize olefins, particularly α-... | 01/08/2008 |
| 7314844 | Process for the cyanation aldehydes A process for cyanating an aldehyde is provided. The process comprises reacting the aldehyde with: i) a cyanide source which does not comprise a Si—CN bond or a C—(C═O)—CN moiety; and ii) a substrate susceptible to nucleophilic atta... | 01/01/2008 |
| 7307063 | Melanocortin metallopeptides for treatment of sexual dysfunction Metallopeptides are provided for use in treatment of sexual dysfunction in mammals. The metallopeptides are agonists for at least one of melanocortin-3 or melanocortin-4 receptors. The metallopeptides are conformationally fixed on complexation of a metal ion-binding... | 12/11/2007 |
| 7294730 | Colorant compounds Disclosed are colorant compounds of the formulae wherein R1, R2, R3, M, A, E, G, J, m, n, and p are as defined herein. ... | 11/13/2007 |
| 7189791 | Catalyst composition II This invention relates to a transition metal catalyst compound represented by the formula: LMX2 or (LMX2)2 wherein each M is independently a Group 7 to 11 metal, preferably a Group 7, 8, 9, or 10 metal; each L is, independently, a tr... | 03/13/2007 |
| 7179765 | Process for preparing hydrogen peroxide from the elements The present invention relates to a process for the preparation of hydrogen peroxide from oxygen or oxygen-delivering substances and hydrogen or hydrogen-delivering substances in the presence of at least one catalyst containing a metal-organic framework material, whe... | 02/20/2007 |
| 7141688 | Fluorinated dye stabilizers in fluorinated dielectric solvent The present invention is directed to novel fluorinated dye stabilizers having both high quenching efficiency and solubility in halogenated solvents. These dye stabilizers have shown a significantly effect on improving the dye fastness in hostile photooxidation condi... | 11/28/2006 |
| 7122537 | Cyclic salen-metal compounds as scavengers for oxygen radicals and useful as antioxidants in the treatment and prevention of diseases This invention provides antioxidant cyclic salen-metal compounds, compositions of such antioxidant cyclic salen-metal compounds having superoxide activity, catalase activity and/or peroxidase activity and methods of using such antioxidant cyclic salen-metal composit... | 10/17/2006 |
| 7049453 | “Constrained geometry” metallocenes, method for the production thereof and use of the same for the polymerisation of olefins The present invention relates to a process for preparing specific transition metal compounds, novel transition metal compounds and also catalyst systems and their use for the homo- or copolymerization of olefins. ... | 05/23/2006 |
| 7040657 | Method of reducing nitrogen oxide in hybrid inflator The present invention provides a method of reducing an amount of NOx generated in actuation of a hybrid inflator. The present invention is a method of reducing nitrogen oxide which is generated in actuation of a hybrid inflator for an inflatable safety system of a v... | 05/09/2006 |
| 6998497 | Metal bis-triflimide compounds and methods for synthesis of metal bis-triflimide compounds A metal bis-triflimide compound having the formula: [Mx]n+[(N(SO2CF3)2)(nx−yz)](nx−yz)−[Ly]z− where M is a metal selected from the metals in groups 5 to 10, 12... | 02/14/2006 |
| RE38947 | Method of enantioselectively catalyzing a reaction A chiral catalyst is disclosed together with methods of using it for enantioselective syntheses. The chiral catalyst includes a nucleus with two metal atoms that has four bridging ligands oriented radially to the axis of the nucleus. Each of these ligands includes a... | 01/24/2006 |
| 6969707 | Peroxynitrite decomposition catalysts and methods of use thereof This invention provides a novel class of substituted macrocyclic metallic complexes. The complexes are useful as peroxynitrite decomposition catalysts. Pharmaceutical compositions, and methods of making and using the compounds, or a pharmaceutically acceptable salt,... | 11/29/2005 |
| 6936700 | Bridged aromatic substituted amine ligands with donor atoms The present invention provides for substituted metal chelating compounds in which at least two of the chelating atoms are nitrogen which are directly attached to aromatic rings and one or more of those nitrogen atoms has attached thereto a substituent other than hyd... | 08/30/2005 |
| 6933400 | Complex compounds and their use in olefin polymerization Complexes of the formulae I a to d, where M is an element of groups 6 to 10 of the Periodic Table of the Elements, preferably Ni, can be used for the polymerization and copolymerization of olefins, for example in suspe... | 08/23/2005 |
| 6919467 | Imino-amide catalyst compositions for the polymerization of olefins The present invention provides a catalyst precursor and catalyst system comprising the precursor, an embodiment of the precursor is selected from the following structures: wherein T is a bridgi... | 07/19/2005 |
| 6900198 | Synthetic catalytic free radical scavengers useful as antioxidants for prevention and therapy of disease The invention provides antioxidant salen-metal complexes, compositions of such antioxidant salen-metal complexes having superoxide activity, catalase activity, and/or peroxidase activity, compositions of salen-metal complexes in a form suitable for pharmaceutical ad... | 05/31/2005 |
| 6888019 | Method of preparing rhenium complex using borohydride exchange resin Disclosed is a method of preparing a rhenium complex by use of a borohydride exchange resin, including dissolving perrhenic acid in a solution containing ethylenediamine tetraacetate, mannitol and stannous chloride to obtain a perrhenic acid solution (step 1), which... | 05/03/2005 |
| 6852865 | Catalytic carbonylation of three and four membered heterocycles Epoxides, aziridines, thiiranes, oxetanes, lactones, lactams and analogous compounds are reacted with carbon monoxide in the presence of a catalytically effective amount of catalyst having the general formula [Lewis acid]z+{[QM(CO)x]w− | 02/08/2005 |
| 6831187 | Multimetallic catalyst compositions for the polymerization of olefins The present invention relates to novel hetero-multimetallic catalyst precursors and catalysts for the polymerization of olefins. ... | 12/14/2004 |
| 6803474 | Mn4O4-cubane type catalysts Highly reactive, stable tetramanganese-oxo cubane complexes, their synthesis and their use as a functional catalyst for in vitro O2 production. Preferred complexes are i) a tetramanganese-oxo cubane complex having the formula L6Mn4O | 10/12/2004 |
| 6784319 | Synthesis of (±)-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols Compositions comprising (±)-2-((dimethylamino)methyl)cyclohexanone, a transition-metal salt, and an organic solvent and methods of preparing (±)-cis-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols, in particular (±)-cis-2-((dimethylamino)methyl)-1-(3-methoxypheny... | 08/31/2004 |
| 6777565 | Organometallic compounds and their use as precursors for forming films and powders of metal or metal derivatives Disclosed are organometallic compounds derived from Groups VIIb, VIII, IX, and X metals useful as precursors for the formation of metal containing powders and for the chemical deposition of the metals on substrates, particularly for the chemical vapor deposition of ... | 08/17/2004 |
| 6716927 | Perovskite-type organic/inorganic lamellar polymer Amines having an unsaturated bond can be introduced into the organic layer of organic-inorganic laminar perovskite compounds comprising a metal halide and an organic amine, and the organic layer can be polymerized by applying external energy such as by irradiating w... | 04/06/2004 |
| 6706249 | Composite polybasic salt, process for producing the same, and use A composite metal polybasic salt containing a trivalent metal and magnesium as metal components and having a novel crystal structure, and a method of preparing the same. The invention further deals with a composite metal polybasic salt which has anion-exchanging pro... | 03/16/2004 |
| 6686446 | Methods and compositions for controlled polypeptide synthesis Methods and compositions for the generation of polypeptides having varied material properties are disclosed herein. Methods include means for initiating the polymerization of aminoacid-N-carboxyanhydride (NCA) monomer by combining the monomer with an amid... | 02/03/2004 |
| 6680365 | Methods and compositions for controlled polypeptide synthesis Methods and compositions for the generation of polypeptides having varied material properties are disclosed herein. Methods include means for making block copolypeptides and related protocols for adding aminoacid-N-carboxyanhydrides (NCAs) to polyaminoaci... | 01/20/2004 |
| 6680385 | Catalytic preparation of aryl methyl ketones using a molecular oxygen-containing gas as the oxidant A method for the preparation of aryl methyl ketones converts a variety of ethyl arenas to the corresponding aryl methyl ketones using a dioxygen-containing gas as the oxidant. The catalyst used for the reaction is a metal complex bearing general formulas ... | 01/20/2004 |
| 6673257 | Thermal cutoff construction compositions A thermal cutoff member and compositions used to manufacture such members are described herein as including at least two organic compounds which, when sufficiently combined, give rise to a component which has a lower melt transition temperature than the i... | 01/06/2004 |
| 6649783 | Synthesis of (+/-)-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols Compositions comprising (b1;)-2-((dimethylamino)methyl)cyclohexanone, a transition-metal salt, and an organic solvent and methods of preparing (b1;)-cis-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols, in particular (b1;)-cis-2-((dimethylamino)methy... | 11/18/2003 |
| 6632922 | Methods and compositions for controlled polypeptide synthesis Methods and compositions for the generation of polypeptides having varied material properties are disclosed herein. Methods include means for making self assembling amphiphilic block copolypeptides and related protocols adding oligo(ethyleneglycol) functi... | 10/14/2003 |
| 6627580 | Chelating agents and their manganic chelates Chelating agents (chelants) of the general structure: ##STR1## wherein: n=2-4 ##STR2## whereby at least two of X are of formula III Y=COOH, --PO3 H2 or o-hydroxyphenyl R1, R2 and R3 are independent... | 09/30/2003 |
| 6602441 | Bleaching-active metal complexes Compounds of the following formula are suitable as activators for peroxy compounds in laundry detergents and cleaning products: [Ln Mm Xp ]z Yq (1) in which M is manganese in oxidation stage II, III, IV, V and... | 08/05/2003 |
| 6589948 | Cyclic salen-metal compounds: reactive oxygen species scavengers useful as antioxidants in the treatment and prevention of diseases This invention provides antioxidant cyclic salen-metal compounds, compositions of such antioxidant cyclic salen-metal compounds having superoxide activity, catalase activity and/or peroxidase activity and methods of using such antioxidant cyclic salen-met... | 07/08/2003 |
| 6534664 | Catalyst ligands, catalytic metal complexes and processes using same New ligands having a backbone comprised of NCCX can be combined with a metal or metal precursor compound or formed into a metal-ligand complex to catalyze a number of different chemical transformations, including polymerization.... | 03/18/2003 |
| 6531608 | Various thiol complexes, processes for their synthesis and clinical applications This invention relates to the synthesis of certain complexes of cysteine, N-acetylcysteine, N-(2-mercaptopropionyl)glycine, and L-2-oxothiazolidine-4-carboxylate and to the nutritional use of these and other related individual or complexed thiol-contribut... | 03/11/2003 |
| 6521769 | Chiral phosphines, transition metal complexes thereof and uses thereof in asymmetric reactions Chiral ligands and transition metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The chiral ligands include chiral C1-C6 TunaPhos ligands. The ruthenium TunaPhos complex reduces ketones to the corresponding alcohols... | 02/18/2003 |