Patent application number | Description | Published |
20130196132 | REFRACTORY METAL CERAMICS AND METHODS OF MAKING THEREOF - A composition having nanoparticles of a refractory-metal carbide or refractory-metal nitride and a carbonaceous matrix. The composition is not in the form of a powder. A composition comprising a metal component and an organic component. The metal component is nanoparticles or particles of a refractory metal or a refractory-metal compound capable of decomposing into refractory metal nanoparticles. The organic component is an organic compound having a char yield of at least 60% by weight or a thermoset made from the organic compound. A method of combining particles of a refractory metal or a refractory-metal compound capable of reacting or decomposing into refractory-metal nanoparticles with an organic compound having a char yield of at least 60% by weight to form a precursor mixture. | 08-01-2013 |
20130196133 | REFRACTORY METAL BORIDE CERAMICS AND METHODS OF MAKING THEREOF - A composition having nanoparticles of a refractory-metal boride and a carbonaceous matrix. The composition is not in the form of a powder. A composition comprising a metal component, boron, and an organic component. The metal component is nanoparticles or particles of a refractory metal or a refractory-metal compound capable of decomposing into refractory metal nanoparticles. The organic component is an organic compound having a char yield of at least 60% by weight or a thermoset made from the organic compound. A method of combining particles of a refractory metal or a refractory-metal compound capable of reacting or decomposing into refractory-metal nanoparticles, boron, and an organic compound having a char yield of at least 60% by weight to form a precursor mixture. A composition having nanoparticles of a refractory-metal boride that is not in the form of a powder. | 08-01-2013 |
20130196844 | FORMATION OF SILICON CARBIDE-SILICON NITRIDE NANOPARTICLE CARBON COMPOSITIONS - A composition having nanoparticles of silicon carbide and a carbonaceous matrix or silicon matrix. The composition is not in the form of a powder. A composition having silicon and an organic compound having a char yield of at least 60% by weight or a thermoset made from the organic compound. A method of combining silicon and the organic compound and heating to form silicon carbide or silicon nitride nanoparticles. | 08-01-2013 |
20130237403 | FORMATION OF BORON CARBIDE-BORON NITRIDE CARBON COMPOSITIONS - A composition having nanoparticles of a boron carbide and a carbonaceous matrix. The composition is not in the form of a powder. A composition comprising boron and an organic component. The organic component is an organic compound having a char yield of at least 60% by weight or a thermoset made from the organic compound. A method of combining boron and an organic compound having a char yield of at least 60% by weight, and heating to form boron carbide or boron nitride nanoparticles. | 09-12-2013 |
20140039151 | SYNTHESIS OF AND CURING ADDITIVES FOR PHTHALONITRILES - A method of: providing a solution of a dichloroaromatic compound having an electron-withdrawing group bound to each aromatic ring containing one of the chloride groups; an excess of a dihydroxyaromatic compound; an organic transition metal complex or a transition metal salt; a base; and a solvent; and heating the solution to a temperature at which the dichloroaromatic compound and the dihydroxyaromatic compound react to form an aromatic ether oligomer that is a dihydroxy-terminated compound or a dimetallic salt thereof. Water formed during the heating is concurrently distilled from the solution. A method of curing a phthalonitrile monomer in the presence of an acid and a curing agent to form a phthalonitrile thermoset. | 02-06-2014 |
20140275472 | SYNTHESIS OF AND CURING ADDITIVES FOR PHTHALONITRILES - A method of: providing a solution of a dichloroaromatic compound having an electron-withdrawing group bound to each aromatic ring containing one of the chloride groups; a dihydroxyaromatic compound; an organic transition metal complex or a transition metal salt; a base; and a solvent; and heating the solution to a temperature at which the dichloroaromatic compound and the dihydroxyaromatic compound react to form a dimetallic salt of an aromatic ether oligomer. The molar ratio of the dihydroxyaromatic compound to the dichloroaromatic compound is greater than 2:1. Water formed during the heating is concurrently distilled from the solution. | 09-18-2014 |
20140329662 | FORMATION OF BORON CARBIDE-BORON NITRIDE CARBON COMPOSITIONS - A composition having nanoparticles of a boron carbide and a carbonaceous matrix. The composition is not in the form of a powder. A composition comprising boron and an organic component. The organic component is an organic compound having a char yield of at least 60% by weight or a thermoset made from the organic compound. A method of combining boron and an organic compound having a char yield of at least 60% by weight, and heating to form boron carbide or boron nitride nanoparticles. | 11-06-2014 |
20140329663 | FORMATION OF SILICON CARBIDE-SILICON NITRIDE NANOPARTICLE CARBON COMPOSITIONS - A composition having nanoparticles of silicon carbide and a carbonaceous matrix or silicon matrix. The composition is not in the form of a powder. A composition having silicon and an organic compound having a char yield of at least 60% by weight or a thermoset made from the organic compound. A method of combining silicon and the organic compound and heating to form silicon carbide or silicon nitride nanoparticles. | 11-06-2014 |
20150147545 | ELASTOMERIC BILAYER ARMOR INCORPORATING SURFACE-HARDENED SUBSTRATES - An armor system is formed of a substrate including an underlying substrate layer of less hard material and including a thin layer of harder material at a first face of the substrate, and an elastomeric material layer positioned at the first face of the substrate. The increased hardness of the thin hard layer increases the penetration resistance of the armor by increasing the elastomer's contribution to penetration resistance. The properties of the substrate can be independently selected, allowing the use of substrates with lower hardness, increasing the armor's ballistic performance, and lowering the weight of the armor. | 05-28-2015 |
20150225300 | REFRACTORY METAL CERAMICS AND METHODS OF MAKING THEREOF - A composition having nanoparticles of a refractory-metal carbide or refractory-metal nitride and a carbonaceous matrix. The composition is not in the form of a powder. A composition comprising a metal component and an organic component. The metal component is nanoparticles or particles of a refractory metal or a refractory-metal compound capable of decomposing into refractory metal nanoparticles. The organic component is an organic compound having a char yield of at least 60% by weight or a thermoset made from the organic compound. A method of combining particles of a refractory metal or a refractory-metal compound capable of reacting or decomposing into refractory-metal nanoparticles with an organic compound having a char yield of at least 60% by weight to form a precursor mixture. | 08-13-2015 |
Patent application number | Description | Published |
20090177153 | Apparatus and methods for bone, tissue and duct dilatation - Apparatus and methods are disclosed for medical treatment comprising bone, tissue or duct dilatation using inflatable dilatation elements together with apparatus and techniques for tensioning, stretching, folding, and/or wrapping the dilatation elements externally as well as in situ to facilitate insertion, positioning and withdrawal procedures. | 07-09-2009 |
20090177200 | Apparatus and methods for bone, tissue and duct dilatation - Apparatus and methods are disclosed for medical treatment comprising bone, tissue or duct dilatation using inflatable dilatation elements together with apparatus and techniques for tensioning, stretching, folding, and/or wrapping the dilatation elements externally as well as in situ to facilitate insertion, positioning and withdrawal procedures. | 07-09-2009 |
20090177235 | Apparatus and methods for bone, tissue and duct dilatation - Apparatus and methods are disclosed for medical treatment comprising bone, tissue or duct dilatation using inflatable dilatation elements together with apparatus and techniques for tensioning, stretching, folding, and/or wrapping the dilatation elements externally as well as in situ to facilitate insertion, positioning and withdrawal procedures. | 07-09-2009 |
20090177236 | Apparatus and methods for bone, tissue and duct dilatation - Apparatus and methods are disclosed for medical treatment comprising bone, tissue or duct dilatation using inflatable dilatation elements together with apparatus and techniques for tensioning, stretching, folding, and/or wrapping the dilatation elements externally as well as in situ to facilitate insertion, positioning and withdrawal procedures. | 07-09-2009 |
20110106051 | Multi-lumen heat transfer catheter systems - Heat transfer catheter apparatus and methods of making and using same are disclosed wherein fluid connection means is provided between the distal portions of two adjacent, thin-walled, high strength fluid lumens to define a closed loop fluid circulation system capable of controlled delivery of thermal energy to or withdrawal of thermal energy from remote internal body locations. | 05-05-2011 |
20110125129 | Medical device with adjustable tissue ingrowth cuff - Methods and apparatus are disclosed for making and using adjustable epidermal tissue ingrowth cuff and catheter assemblies for transcutaneous placement to provide periodic or continuous external access for medical purposes to an interior body region of a patent who requires such medical treatment over an extended period of time. | 05-26-2011 |
20130060310 | Multi-lumen heat transfer catheter systems - Heat transfer catheter apparatus and methods of making and using same are disclosed wherein fluid connection means is provided between the distal portions of two adjacent, thin-walled, high strength fluid lumens to define a closed loop fluid circulation system capable of controlled delivery of thermal energy to or withdrawal of thermal energy from remote internal body locations. | 03-07-2013 |
20130197563 | APPARATUS AND METHODS FOR TREATING BONE STRUCTURES, TISSUES AND DUCTS USING A NARROW GAUGE CANNULA SYSTEM - Systems, apparatus and methods are disclosed for medical treatment comprising bone access and dilatation and/or cavity creation or enlargement using a narrow gauge, preferably 11-gauge or smaller, cannula wherein a catheter/expandable element assembly meeting medical protocols for such procedures is designed, adapted and fabricated to fit through the interior of the associated 11-gauge or smaller cannula, and further including apparatus and methods for wrapping and/or folding the expandable element either before or after a procedure to reduce its profile to fit through the cannula. | 08-01-2013 |
20140005711 | APPARATUS AND METHODS FOR ACCESSING AND DILATING BONE STRUCTURES USING A NARROW GAUGE CANNULA | 01-02-2014 |
20150190622 | MEDICAL HUB AND METHOD OF USING SAME - Methods and apparatus are disclosed for making and using adjustable epidermal tissue ingrowth cuff and catheter assemblies for transcutaneous placement to provide periodic or continuous external access for medical purposes to an interior body region of a patent who requires such medical treatment over an extended period of time. | 07-09-2015 |