U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.

Newsletter  PatentStorm News

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.

 

Class 252/503 - With free metal


Subclass of Class 252 - Compositions
Definition: Compositions which contain free metal in addition to the
No. of patents: 258
Last issue date: 02/01/2011


1              
NumberTitleIssue Date
7879261Carbon nanofiber, production process and use
The invention relates to (1) carbon nanofiber containing iron (Fe) of 6 mass % or less and vanadium (V) of 3 mass % or less as a metal impurity other than carbon, which does not substantially contain metal elements other than Fe and V, (2) a method for producing car...
02/01/2011
7767113Method of manufacturing metal-graphite brush material for motor
A method of manufacturing a metal-graphite brush material for a motor, which allows high-density formation of copper particles on the surfaces of graphite particles. The method: attaches copper complex to graphite particles; heat-treats the graphite particles attach...
08/03/2010
7763187Carbon nanotubes-reinforced conductive silver ink
Conductive silver ink is reinforced using carbon nanotubes. Carbon nanomaterials are stabilized and uniformly dispersed in a solvent and mechanically mixed with conductive silver ink. The reinforcement material bridges the gap between separated silver flakes in the ...
07/27/2010
7588700Electromagnetic shielding material having carbon nanotube and metal as electrical conductor
Disclosed is an electromagnetic shielding material with enhanced shielding effectiveness and mechanical property by employing a carbon nanotube and a metal as an electrical conductor. The electromagnetic shielding material includes a polymer resin for a matrix and t...
09/15/2009
7563394Pt/CeO/electroconductive carbon nano-hetero anode material and production method thereof
The conventional Pt/second component/electroconductive carbon type anode materials to be utilized as polymer fuel cell-oriented solid electrolytes and in various sensors have been problematic in several aspects such as activities for oxidizing CO, price, and the lik...
07/21/2009
7476340Composition containing alloyed nanophene moieties
Alloyed nanophenes comprising carbon, boron, and a Group V element other than nitrogen are provided. The alloyed nanophenes are useful, for example, as miniature electronic components, such as wires, coils, schottky barriers, diodes, inductors, memory elements, and ...
01/13/2009
7372006Low cost heating devices manufactured from conductive loaded resin-based materials
Heating devices are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a base resin host. The ratio...
05/13/2008
7354533Electrically conductive thermoset composition, method for the preparation thereof, and articles derived therefrom
A conductive thermosetting composition comprises a functionalized poly(arylene ether), an alkenyl aromatic monomer, an acryloyl monomer, and a conductive agent. After curing, the composition exhibits good stiffness, toughness, heat resistance, and conductivity, and ...
04/08/2008
7354969Dental and medical polymer composites and compositions
The invention relates to polymerizable multifunctional polymer composites and compositions, which are suitable for dental and medical applications, such as dental prostheses, filling materials, implants and the like. It also relates to a method for the manufacture o...
04/08/2008
7341679Organic positive temperature coefficient thermistor and manufacturing method therefor
An organic positive temperature coefficient thermistor 10 having at least a pair of electrodes 2 and 3 positioned facing each other and a thermistor element 1 having a positive temperature coefficient of resistance which is positioned bet...
03/11/2008
7294375Cement composite, concrete, concrete cask and method of manufacturing concrete
The invention provides a composite from which concrete featuring a sufficiently high heat resistance can be produced, as well as a high-safety sealed concrete cask having no opening (shielding defect) to offer high shielding performance that can prevent corrosion of...
11/13/2007
7270776Resin composition for forming thermistor body, and thermistor
This invention relates to a thermistor comprising a pair of opposite electrodes and a thermistor body positioned between the pair of electrodes, wherein the thermistor body consists of a cured product of the resin composition comprising an epoxy resin including a cy...
09/18/2007
7268461Low cost electrical motor components manufactured from conductive loaded resin-based materials
Electric motor components are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a base resin host....
09/11/2007
7261871Fabrication of carbon nanotube films from alkyne-transition metal complexes
A simple method for the production or synthesis of carbon nanotubes as free-standing films or nanotube mats by the thermal decomposition of transition metal complexed alkynes with aryl, alkyl, alkenyl, or alkynyl substituents. In particular, transition metal (e.g. C...
08/28/2007
7247186Advanced erosion resistant carbonitride cermets
The invention includes a cermet composition represented by the formula (PQ) (RS) comprising: a ceramic phase (PQ) and a binder phase (RS) wherein, P is a metal selected from the group consisting of Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W,...
07/24/2007
7244491Thermal interface materials
A crosslinkable thermal interface material is produced by combining at least one rubber compound, at least one amine resin and at least one thermally conductive filler. This interface material takes on the form of a liquid or “soft gel”. The gel state is brought...
07/17/2007
7222727Low cost food processing belts and other conveyances manufactured from conductive loaded resin-based materials
Conveyors, chutes, skids, guides, and ways for the transporting of material are formed of a conductive loaded resin-based material such that fragments of these structures can be detected by a metal detector. The conductive loaded resin-based material comprises micro...
05/29/2007
7206110Memory cell dual protection
A spatial light modulator for use in projection display applications is provided. The spatial light modulator includes a substrate including a plurality of electrically active circuits and an electrode layer electrically coupled to at least one of the plurality of e...
04/17/2007
7198735Low cost roofing shingles manufactured from conductive loaded resin-based materials
Conductive roofing materials are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a base resin ho...
04/03/2007
7189438Magnetic recording medium, method of producing magnetic recording medium and magnetic storage apparatus
A magnetic recording medium has a recording layer, disposed above a surface of a substrate and made of hard magnetic nano-particles. The hard magnetic nano-particles are made of an alloy having as a main component an element selected from a group consisting of FePt,...
03/13/2007
7186357High swelling ramming paste for aluminum electrolysis cell
A new ramming paste for aluminum reduction cell cathodes is a high swelling cold ramming paste made of a blend of pitch, light oil diluent and an aggregate comprising a mixture of anthracite and crushed anode butts or calcined coke. The presence of the crushed anode...
03/06/2007
7186923Printed wiring boards and methods for making them
A printed wiring board comprising conductive layers separated by nonconductive material and having through holes or other nonconductive surfaces on which an electrically conductive carbon coating is formed. The conductive carbon coating includes electrically conduct...
03/06/2007
7183003Thermal interface material and method for manufacturing same
A thermal interface material (40) includes a silver colloid base (32), and an array of carbon nanotubes (22) disposed in the silver colloid base uniformly. The silver colloid base includes silver particles, boron nitride particles and polysynthe...
02/27/2007
7182889Low cost roofing shingles manufactured from conductive loaded resin-based materials
Conductive roofing materials are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a base resin ho...
02/27/2007
7175687Advanced erosion-corrosion resistant boride cermets
A cermet composition represented by the formula (PQ)(RS) comprising: a ceramic phase (PQ) and binder phase (RS) wherein, P is at least one metal selected from the group consisting of Group IV, Group V, Group VI elements, Q is boride, ...
02/13/2007
7175686Erosion-corrosion resistant nitride cermets
The invention includes a cermet composition represented by the formula (PQ)(RS) comprising: a ceramic phase (PQ) and a binder phase (RS) wherein, P is a metal selected from the group consisting of Si, Mn, Fe, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W and mixture...
02/13/2007
7166354Metal coated fiber and electroconductive composition comprising the same and method for production thereof and use thereof
The present invention provides a metal coated fiber with excellent coating strength and corrosion resistance, and a conductive resin composition with excellent conductivity. A feature of a metal coated fiber of the present invention is that following provision of a ...
01/23/2007
7166237Pitch-based carbon foam heat sink with phase change material
A process for producing a carbon foam heat sink is disclosed which obviates the need for conventional oxidative stabilization. The process employs mesophase or isotropic pitch and a simplified process using a single mold. The foam has a relatively uniform distributi...
01/23/2007
7160487Conductive composition and ceramic electronic component
Disclosed is a conductive composition used for a conductor of an electronic component, comprising a metal particle and a metal oxide particle which has an average particle size of 5 to 60 nm, a melting point of 1500° C. or higher, and a content of 0.1 to 10.0 wt % ...
01/09/2007
7157019Pitch-based carbon foam heat sink with phase change material
A process for producing a carbon foam heat sink is disclosed which obviates the need for conventional oxidative stabilization. The process employs mesophase or isotropic pitch and a simplified process using a single mold. The foam has a relatively uniform distributi...
01/02/2007
7153338Advanced erosion resistant oxide cermets
One embodiment of the invention includes a cermet composition represented by the formula (PQ)(RS) comprising: a ceramic phase (PQ) and a binder phase (RS) wherein, P is a metal selected from the group consisting of Al, Si, Mg, Ca, Y, Fe, Mn, Group IV, Group V...
12/26/2006
7147214Humidifier for fuel cell using high conductivity carbon foam
A method and apparatus of supplying humid air to a fuel cell is disclosed. The extremely high thermal conductivity of some graphite foams lends itself to enhance significantly the ability to humidify supply air for a fuel cell. By utilizing a high conductivity pitch...
12/12/2006
7138190Composite containing reinforcing fibers comprising carbon
Composite which contains reinforcing fibers comprising carbon and whose matrix comprises silicon carbide, silicon and copper, with the mass fraction of copper in the composite being up to 55%, processes for producing it, in particular by liquid infiltration of C/C i...
11/21/2006
7131877Method for protecting a marine propulsion system
An electrically conductive coating is provided on a housing structure of a marine propulsion system. By impressing a current on the electrically conductive coating, which can be a polymer material, the housing structure is used as an anode in a cathodic protection s...
11/07/2006
7094499Carbon materials metal/metal oxide nanoparticle composite and battery anode composed of the same
A method of forming a composite material for use as an anode for a lithium-ion battery is disclosed. The steps include selecting a carbon material as a constituent part of the composite, chemically treating the selected carbon material to receive nanoparticles, inco...
08/22/2006
7081214Electroconductive metal paste and method for production thereof
This invention provides a low-temperature sintering conductive paste for high density circuit printing which can form a fine circuit having good adhesive force, a smooth surface and low resistance when applied on a substrate and then baked; the conductive paste of t...
07/25/2006
7074253Advanced erosion resistant carbide cermets with superior high temperature corrosion resistance
Cermets are provided in which a substantially stoichiometric metal carbide ceramic phase along with a reprecipitated metal carbide phase, represented by the formula MxCy, is dispersed in a metal binder phase. In MxCy M is ...
07/11/2006
7074348Method for applying a coating that acts as an electrolytic barrier and a cathodic corrosion prevention system
A coating system for ferrous and nonferrous metal substrates that provides cathodic protection from corrosion by coating with inherently conductive polymers and sacrificial anodic metal particles. The coating system is formed by a process that includes premixing of ...
07/11/2006
7074880Polyimide aerogels, carbon aerogels, and metal carbide aerogels and methods of making same
A preparation process of polyimide aerogels that composed of aromatic dianhydrides and aromatic diamines or a combined aromatic and aliphatic diamines is described. Also descried is a process to produce carbon aerogels derived from polyimide aerogel composed of a ri...
07/11/2006
7070705Fiber-reinforced rocket motor insulation
Insulation for a rocket motor is provided, as is a method for insulating a rocket motor. The insulation includes a cured elastomer and vapor-grown carbon fibers dispersed in the cured elastomer. The cured elastomer is preferably formed from a precursor composition c...
07/04/2006
1              
 
Sign InRegister
Username  
Password   
forgot password?