Intellectual Property Law

US Patent 7622732 - Heterostructure nanotube rectifiers

Posted on November 29, 2009
http://www.freepatentsonline.com/7622732.htmlThis patent from Atomate Corporation teaches a manufacturing method for electronic diode structures using carbon nanotubes. Claim 1 reads:1. A method comprising:providing a structure comprising a first plurality of pores;processing to obtain in a first portion of each pore a single-walled carbon nanotube; andprocessing to obtain in a second portion of each pore a nanowire, wherein the nanowire is coupled to the single-walled carbon nanotube of the pore.

US Patent 7622437 - Nanoparticle blood clot agent

Posted on November 25, 2009
http://www.freepatentsonline.com/7622437.htmlThis patent from the University of Illinois teaches a phospholipid nanoparticle composition which enhances certain proteins ability to trigger blood coagulation. Claim 1 reads:1. A method for controlling bleeding in a human or animal patient, said method comprising the step of administering, in an amount effective to control bleeding in said patient a composition comprising nanoscale particles comprising tissue factor or recombinant tissue factor, a membrane scaffold protein and phospholipid, wherein the phospholipid comprises a net-negatively charged phospholipid, and wherein said nanoscale particles are attached to a solid support, whereby bleeding in said patient is controlled...

US Patent 7622314 - Manufacture of CNT filament light bulb

Posted on November 25, 2009
http://www.freepatentsonline.com/7622314.htmlIn the past few years their has been interest by researchers in China in carbon nanotube based filaments for enhancing the lifespans of light bulbs. This patent from Brother International teaches a method to facilitate manufacturing of CNT filament light bulbs...

US Patent 7622129 - Nanostructured polymer medical implants

Posted on November 25, 2009
http://www.freepatentsonline.com/7622129.htmlIn order to treat more extreme cases of bladder cancer it can become necessary to remove a portion of the bladder wall and replace it with a medical implant. This patent from the Purdue Research Foundation teaches such an implant formed via a molding process which produces a nanostructured surface roughness capable of mimicing soft tissue...

To access this complete feed in the blog feed reader login or register for free.

US Patent 7621997 - Multishell nanocrystal fabrication

Posted on November 25, 2009
http://www.freepatentsonline.com/7621997.htmlThis patent from Samsung teaches the manufacture of heterostructure nanocrystals capable of higher wavelength luminescence at enhanced efficiency. Claim 1 reads:1. A method for forming a multi-shell nanocrystal structure, comprising:(a) forming a core nanocrystal; and(b) simultaneously reacting at least two precursors having different reaction rates to sequentially form at least two shell layers of nanocrystals having different compositions on a surface of the core nanocrystal.

US Patent 7619810 - MEMS array testing

Posted on November 23, 2009
http://www.freepatentsonline.com/7619810.htmlThis patent from IDC LLC (now part of Qualcomm) has very early priority (1994) and includes very basic claims to array-based testing of micromechanical devices. Claim 23 reads:23. A system comprising:an array of nodes organized into rows and columns, each node having a micro-electromechanical (MEM) device, a first switch coupling a column line to the MEM device and a second switch coupling a voltage to the MEM device; and,a testing mechanism situated outside of the array of nodes to test each node for proper operation by selecting a row and a column of the nodes in which the node is located to turn on the first and the second switches of the node.

US Patent 7619806 - LCD-MEMS display

Posted on November 23, 2009
http://www.freepatentsonline.com/7619806.htmlPixtronix is a company commercializing low-power, high speed displays based on MEMS light modulators. This appears to be one of their basic patents on integrating MEMS with more conventional LCDs. Claim 1 reads:1...

US Patent 7619290 - Semiconductor nanowire analyte sensor

Posted on November 23, 2009
http://www.freepatentsonline.com/7619290.htmlThis patent is from Charles Lieber's group at Harvard University and has relatively early priority (2000) to semiconductor nanowire chemical sensors. Claim 1 reads: 1. An article comprising: a semiconductor nanowire and a catalyst material deposited on the semiconductor nanowire which is capable of catalyzing a reaction with an analyte which comes into contact with the nanowire.

US Patent 7619257 - Epitaxially grown graphene FETs

Posted on November 22, 2009
http://www.freepatentsonline.com/7619257.htmlThis patent from Alcatel-Lucent provides a step toward manufacturing graphene transistors which may provide higher current and lower noise to future field effect transistors. Claim 1 reads:1. A device comprising:a body including a single crystal, electrically insulative first region on a major surface of said body, said first region having a hexagonal crystal lattice substantially lattice-matched to graphene,at least one epitaxial layer of graphene disposed on said first region of said body, anda multi-layered, single crystal, electrically insulative second region disposed on said at least one graphene layer, said second region having a hexagonal crystal lattice within each layer thereof and being substantially lattice-matched to graphene...

US Patent 7618771 - Stretched nucleic acid nanowire

Posted on November 22, 2009
http://www.freepatentsonline.com/7618771.htmlThis patent from Searete LLC (associated with Intellectual Ventures) proposes a methodology using fluid flow to stretch out a nucleic acid molecule which is suggested for the construction of nanoscale circuitry...

US Patent 7618647 - Buckypaper medical implant

Posted on November 22, 2009
http://www.freepatentsonline.com/7618647.html"Buckypaper" is used to refer to an entangled mat of carbon nanotubes. This patent from Boston Scientific Scimed includes some basic claims to using buckypaper as a biocompatible and high-strength coating for medical implants such as stents...

US Patent 7618579 - Electro-blown spinning of nanowires

Posted on November 18, 2009
http://www.freepatentsonline.com/7618579.htmlThis patent from du Pont teaches an electrospinning method for generating webs of polymeric nanowires which avoids the necessity of heating used in earlier methods. Claim 1 reads:1. A method for preparing nanofiber webs comprising: feeding a polymer solution comprising between 15 to 25 wt % polymer to a spinning nozzle;compressively discharging the polymer solution through the spinning nozzle at a discharge rate between about 0...

US Patent 7618250 - Nanoimprint lithography optical alignment

Posted on November 18, 2009
http://www.freepatentsonline.com/7618250.htmlThis patent from ASML Netherlands B.V. teaches diffraction gratings used to align nanoimprintlithography and enable multilayer patterning. Claim 1 reads:1. An imprint lithography apparatus comprising:a template holder configured to hold an imprint template, a substrate table, and an optical encoder, the optical encoder having a radiation output, a first diffraction grating, and a detector, the radiation output arranged to illuminate a second diffraction grating and the detector positioned to detect radiation diffracted by the first and second diffraction gratings to provide an alignment signal.

US Patent 7618216 - CNT wire earthquake proofing

Posted on November 18, 2009
http://www.freepatentsonline.com/7618216.htmlCarbon nanotubes have been proposed for many years to strengthen materials. This patent proposes a system of using webs of carbon nanotube wires in housing materials to protect from earthquake damage. Claim 1 reads:1...

US Patent 7616367 - Carbon fiber MEMS

Posted on November 15, 2009
http://www.freepatentsonline.com/7616367.htmlIn order to produce higher deflections and higher switching speeds for MEMS optical devices this patent from Cornell Research Foundation teaches using graphene or carbon nanotube fibers as the bending portion of the MEMS device...

US Patent 7615800 - Quantum dot light emitting layer with nanoparticle conductive paths

Posted on November 15, 2009
http://www.freepatentsonline.com/7615800.htmlThis patent from Eastman Kodak teaches integrating two types of nanomaterials - 1) luminescent quantum dots and 2) electrically conductive nanopartilces in order to produce an inorganic LED film with enhanced brightness...

US Patent 7615788 - SiC MEMS

Posted on November 15, 2009
http://www.freepatentsonline.com/7615788.htmlThis patent from Cornell Research Foundation teaches monolithically integrated MEMS capable of withstanding a harsher environment than conventional silicon MEMS by using silicon carbide material. Claim 1 reads:1...

US Patent 7615776 - Self-assembled nanowire circuitry

Posted on November 12, 2009
http://www.freepatentsonline.com/7615776.htmlThis patent from IBM teaches the fabrication of logic circuits which uses fewer masking steps by including self-assembly of vertical nanowires to form channels of the circuitry. Claim 1 reads:1. A circuit comprising:a first metal layer on a substrate;an insulating layer on said first metal layer;a second metal layer on said insulating layer;a self-assembled first semi-conductivity type material on one side of said first metal layer; a self-assembled second semi-conductivity type material on the other side of said first metal layer; anda self-assembled nanowire extending between a field concentrator on said first metal layer and one of said first semi-conductivity type material and said second semi-conductivity type material to form said self-assembled connection...

US Patent 7595150 - Applying elongated molecules to a surface

Posted on September 30, 2009
http://www.freepatentsonline.com/7595150.htmlThis patent from Searete LLC (which has been associated with Intellectual Ventures) teaches a method of aligning nucleic acid or other molecular structures on a substrate using a controlled fluid flow. Claim 1 reads:1...

US Patent 7595111 - Continuous graphene sheet production

Posted on September 30, 2009
http://www.freepatentsonline.com/7595111.htmlThere has been some interest in recent years in graphene as a new electronic material having a high electron mobility. This patent discloses a manufacturing method which may help facilitate mass production of graphene-based electronics...

US Patent 7594982 - Porous nanostructured transparent electrode

Posted on September 30, 2009
http://www.freepatentsonline.com/7594982.htmlThere has been increasing interest in recent years for using nanomaterials to form transparent electrodes. In applications such as LCDs and solar cells such nanomaterials can offer a more cost effective alternative to conventional transparent electrode materials such as indium tin oxide...

US Patent 7594949 - Metal nanoparticles fabrication using cross-linked polymers

Posted on September 30, 2009
http://www.freepatentsonline.com/7594949.htmlThis patent from a company called G-Nano teaches a way to synthesize silver nanoparticles using cross-linked polymers. Claim 1 reads:1. A method of making metal particles, comprising:(a) providing internally cross-linked single-polymer molecules;(b) contacting the single-polymer molecules with a metal salt to incorporate the metal salt into the single-polymer molecules; and(c) causing the metal salt incorporated in the single-polymer molecules to form metal particles.

US Patent 7593250 - Ferroelectric nanostructure switch

Posted on September 28, 2009
http://www.freepatentsonline.com/7593250.htmlFeRAM is a type of non-volatile memory based on ferroelectric material having advantages in power consumption over DRAM and better data write speeds than Flash. This patent from the University of Arkansas discloses forming nanodots of PbZr1-xTixO3 providing higher memory density while avoiding electrical crosstalk...

US Patent 7593082 - CNT/Polyimide alignment material

Posted on September 27, 2009
http://www.freepatentsonline.com/7593082.htmlThis patent from LG Display teaches mixtures of CNT and polyimide to facilitate alignment of LCD materials. Claim 1 reads:1. An alignment material for a liquid crystal display (LCD) device, comprising a mixture of carbon nano-tube and polyimide...

US Patent 7592679 - Nanowire sensor including resistance switching material

Posted on September 24, 2009
http://www.freepatentsonline.com/7592679.htmlThis patent from HP teaches incorporating a material having chemically sensitive resistance in a nanowire junction sensor. Claim 1 reads:1. A sensor, comprising:at least two electrodes;at least one nanowire having at least two segments extending substantially laterally between the at least two electrodes, whereby a junction or connection is formed between the at least two segments; anda sensing material having at least two states positioned adjacent to the junction or connection, and adjacent to at least a portion of each of the at least two segments.

US Patent 7592618 - Multilayer core/shell nanoparticle electroluminescence

Posted on September 24, 2009
http://www.freepatentsonline.com/7592618.htmlThis patent from Samsung teaches providing improved efficiency electroluminescence based on multiple silicon nanoparticle layers provided with insulating shells and intermediate layers. Claim 1 reads:1. A nanoparticle electroluminescence device comprising:a front electrode formed of a transparent conductive material;a rear electrode formed of a conductive material; andan emitting layer interposed between the front electrode and the rear electrode,wherein said emitting layers includes a plurality of nanoparticle layers, each nanoparticle layer includes a plurality of nanoparticles having a core/shell structure comprising a core formed of silicon and a shell formed of silicon oxide or silicon nitride on the surface of the core, andwherein said emitting layers further includes insulating layers formed above and below the plurality of nanoparticle layers, and an insulating layer between adjacent nanoparticle layers among said plurality of nanoparticle layers.

US Patent 7591989 - Plasma torch fabrication of SWCNTs

Posted on September 24, 2009
http://www.freepatentsonline.com/7591989.htmlThis patent teaches a new method of single walled carbon nanotube production requiring less energy than conventional methods while avoiding the simultaneous production of multiwall carbon nanotubes. Claim 1 reads:1...

US Patent 7591897 - Low temperature rapid synthesis of metal oxide nanowires

Posted on September 23, 2009
http://www.freepatentsonline.com/7591897.htmlThis patent from the University of Louisville Research Foundation teaches a high volume method of manufacturing metal nanowire materials. Claim 1 reads:1. A method for synthesis of a metal oxide nanomaterial, the method comprising the steps of:selecting a metal substrate;creating a non-equilibrium gas comprising oxygen plasma at a low temperature at the point of the surface of the metal substrate of between about 50° C...

US Patent 7591641 - Shape memory nanoimprinting mold

Posted on September 23, 2009
http://www.freepatentsonline.com/7591641.htmlNanoimprint lithography is a maskless semiconductor patterning technique capable of nanometer scale resolution by using a molded template. One drawback is that repeated use of the mold can result in a degradation in the patterns being formed...

US Patent 7591193 - Nano-anemometer

Posted on September 23, 2009
http://www.freepatentsonline.com/7591193.htmlAnemometers are commonly used to measure wind speed. This patent from Hewlett-Packard teaches a nanoscale version of an anemometer useful to measure flow velocities in microfluidic devices. Claim 1 reads: 1...

Bloggers, promote your law blog by nominating your blog for inclusion in USLaw.com's Law Blog Directory and RSS Reader. Benefits described.