Intellectual Property Law

US Patent 7535070 - Nanoscale spin wave computer architecture

Posted on May 22, 2009
http://www.freepatentsonline.com/7535070.htmlThis patent from the University of California system teaches spintronic based computing based on the crossbar switch architecture providing a degree of parallel computer processing which may be superior to conventional computation systems...

US Patent 7534999 - Quantum beam aided atomic force microscope

Posted on May 22, 2009
http://www.freepatentsonline.com/7534999.htmlThe atomic force microscope is a fundamental tool to determine the shapes and profiles of nanostructures however it is limited in its ability to perform the chemical analysis of nanostructures. This patent from Japan Science and Technology Agency teaches a modification of the AFM in which irradiation of a sample is used prior to AFM imaging to provide chemical state analysis...

US Patent 7534821 - Polymeric aerogel nanocomposite moisture barrier

Posted on May 20, 2009
http://www.freepatentsonline.com/7534821.htmlLaser printers and copiers are usually highly susceptible to environmental changes which can alter image quality. This patent from Xerox teaches how aerogel nanocomposites can be used as a coating to counteract such effects...

US Patent 7534648 - Thermally stable nanotube substrate material

Posted on May 20, 2009
http://www.freepatentsonline.com/7534648.htmlBased on Intel's patents thermal management of integrated circuits seems to be their most pressing issue requiring nanomaterials. This latest patent continues this trend teaching a high thermal conductivity and low thermal expansion IC substrate material formed by intersecting nanofibers or nanotubes combined with alumina or silica nanoparticles...

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US Patent 7534468 - Self organization of molecular nanostructures by mechanical perturbation

Posted on May 20, 2009
http://www.freepatentsonline.com/7534468.htmlRotaxanes and catenanes are example of interlocking molecules which have been experimented with using electrical, thermal, or optical stimulation to produce a type of reconfigurable molecular memory. This patent from Scriba Nanotechnologie S...

US Patent 7534453 - Cerium oxide nanoparticles for enhanced brain cell survivability

Posted on May 19, 2009
http://www.freepatentsonline.com/7534453.htmlThis patent from the University of Central Florida Research Foundation teaches that cerium oxide nanoparticles are useful to reduce damage from free radicals offering a potential treatment for stroke and traumatic brain injuries...

US Patent 7534449 - High ligand loading density nanoparticles

Posted on May 19, 2009
http://www.freepatentsonline.com/7534449.htmlLigands are substances useful to provide binding to particular receptors for drug delivery. This patent from Yale teaches using polymeric nanoparticles to provide a high ligand density for improved drug delivery...

US Patent 7533905 - Anti-counterfeiting nanostructure

Posted on May 19, 2009
http://www.freepatentsonline.com/7533905.htmlThis patent from HP teaches a nanostructured mating arrangement designed to prevent the use of counterfeit inkjet print cartridges. Claim 1 reads:1. An anti-counterfeiting system, comprising:a first structure having a first plurality of three-dimensional nanostructures each having a height dimension less than a wavelength of visible light;a second structure having a second plurality of three-dimensional nanostructures each having a height dimension less than a wavelength of visible light, the second plurality configured to couple with the first plurality; andan alignment mechanism, operable to align the first structure to the second structure and establish proximate contact between the first and second pluralities of three-dimensional nanostructures;wherein the first plurality of three-dimensional nanostructures encodes a first part of an authentication key, and wherein the second plurality of nanostructures encodes a second part of the authentication key, the authentication key including pre-determined elements and interaction modalities.

US Patent 7532386 - MEMS offset voltage modification

Posted on May 14, 2009
http://www.freepatentsonline.com/7532386.htmlThis patent from Iridigm Display Corp. (acquired by Qualcomm) includes some very basic claims to a manufacturing process of MEMS devices including an offset voltage correction step. Claim 1 reads:1. A process development method, comprising:identifying at least one processing parameter for manufacturing a MEMS device that results in a non-zero offset voltage for the MEMS device; andmodifying the processing parameter to shift the non-zero offset voltage closer to zero.

US Patent 7531892 - Superconducting boron nanostructures

Posted on May 14, 2009
http://www.freepatentsonline.com/7531892.htmlThis patent from Yale teaches a method of forming a (relatively) high temperature superconductor material based on boron nanostructures which may have some future use in high current power transmission. Claim 1 reads:1...

US Patent 7531503 - Artificial tissue incorporating bioreleasing nanoparticles

Posted on May 14, 2009
http://www.freepatentsonline.com/7531503.htmlTissue engineering involves the artificial replacement of biostructures such as bone and cartilage. This patent from Wake Forest University Health Sciences teaches a material applicable to tissue engineering incorporating nanoparticles to assist in the delivery of therapeutic compounds provided to counteract adverse immune responses...

US Patent 7531472 - Silicon nanofiber

Posted on May 13, 2009
http://www.freepatentsonline.com/7531472.htmlThis patent from a company called Visionarts in Japan teaches a manufacturing method for a silicon nanofiber structure based on silicon microcrystal grain growth. Claim 1 reads:1. A nanofiber comprised of numerous nanowires, comprising silicon which is oriented and is bundled in a same direction as said nanowires, provided with a space between nanowires, such that the nanofiber has a stem shaped cross-sectional configuration.

US Patent 7531277 - Self-erasing photoreceptor containing electroluminescent nanoparticles

Posted on May 13, 2009
http://www.freepatentsonline.com/7531277.htmlIn xerography processes a photoreceptor is a necessary component in forming images to be printed. this patent from Xerox takes advantage of the electrical conductivity and optical transparency of carbon nanotube material to achieve improved photoreceptors provided with self erasing...

US Patent 7531155 - Silicon powder to nanoparticle conversion

Posted on May 13, 2009
http://www.freepatentsonline.com/7531155.htmlThis patent from Applied Nanotech teaches a high yield silicon nanoparticle production method based on ultrasonic agitation. Claim 1 reads:1. A method of making silicon nanoparticles comprising:a) providing porous silicon powder; andb) ultrasonically agitating said powder in a solvent to break up porous outermost layers of silicon particles comprising said powder to provide for a dispersion of silicon nanoparticles in said solvent.

US Patent 7531149 - Metal oxide nanoparticle size control

Posted on May 12, 2009
http://www.freepatentsonline.com/7531149.htmlIn order to produce predictable behavior from nanostructured materials it is often important to have well regulated distributions of sizes and/or shapes. This patent from the University of Arkansas teaches a method of achieving uniformity for metal oxide nanoparticle fabrication...

US Patent 7531114 - CNT ionic liquid gel

Posted on May 12, 2009
http://www.freepatentsonline.com/7531114.htmlThis patent from Japan Science and Technology Agency teaches a new carbon nanotube composite structure providing reduced damage to carbon nanotube bundles during processing. Claim 1 reads:1. A gel composition formed by a method which comprises pulverizing carbon nanotubes by applying a shearing force to a mixture consisting of carbon nanotubes and an ionic liquid, wherein the ionic liquid is a salt which assumes a molten state at or very near room temperature.

US Patent 7531068 - Silicon nanodot film deposition

Posted on May 12, 2009
http://www.freepatentsonline.com/7531068.htmlErbium is known to be a useful semiconductor dopant for optical amplifiers and lasers. This patent from the Electronics and Telecommunications Research Institute (S.Korea) teaches using Erbium doping to produce an enhanced quantum dot light emission device...

US Patent 7530940 - Nanoparticle enhanced radiation therapy

Posted on May 12, 2009
http://www.freepatentsonline.com/7530940.htmlThis patent from a company called NanoProbes appears fundamental to the treatment of tumors using metallic (e.g. gold) nanoparticles. Claim 1 reads:1. A method of enhancing the effects of radiation directed to a tissue or a population of cells in an animal comprising:administering an amount of metal nanoparticles to said animal and subsequently irradiating the animal with radiation directed to said tissue or said population of cells,wherein said radiation is in a form selected from the group consisting of x-rays, microbeam arrays of x-rays, radioisotopes, electrons, protons, ion beams, and neutrons,wherein said metal nanoparticles are administered to said animal in an amount to achieve a concentration in said tissue or said population of cells in the animal of at least about 0...

US Patent 7528060 - E-beam induced growth of branched nanostructures

Posted on May 11, 2009
http://www.freepatentsonline.com/7528060.htmlThis patent from the University of Puerto Rico teaches a new methodology for forming branched silicon nanostructures which may provide enhanced surface/volume ratios for higher efficiency sensors. Claim 1 reads:1...

US Patent 7530032 - Nanowire crossbar logic implemented with tunneling resistors

Posted on May 05, 2009
http://www.freepatentsonline.com/7530032.htmlThis patent from HPLabs teaches various implementations of logic circuitry (AND, OR, XOR, XNOR) based on nanowire crossbars which could eventually be competitive with CMOS logic as Moore's law declines. Claim 1 reads:1...

US Patent 7529437 - Quantum dot photonic computer architecture

Posted on May 05, 2009
http://www.freepatentsonline.com/7529437.htmlQuantum dots may form the basis of future nanooptoelectronics but are subject to defects that can hinder operation. This patent from HPLabs teaches a switching architecture providing defect tolerant quantum dot computing...

US Patent 7528947 - Nanocrystal functionalized probes

Posted on May 05, 2009
http://www.freepatentsonline.com/7528947.htmlNear-field optical microscopes are important to high-resolution optical imaging and data storage. This patent from Yissum Research Development Company teaches achieving further enhanced resolution by forming fluorescent nanocrystals on the tip of a NFOM...

US Patent 7528437 - CNT EEPROM

Posted on May 05, 2009
http://www.freepatentsonline.com/7528437.htmlThis patent from Nantero teaches integrating their nanotube ribbon switch architecture with field effect transistors to form EEPROM memory cells. Claim 1 reads:1. An electrically erasable programmable read only memory (EEPROM) cell, comprising:a cell selection transistor comprising a gate, a source, a drain, and a channel between the source and the drain; anda storage cell for storing the informational state of the EEPROM cell, wherein the storage cell includes a gate, a source, a drain, a channel between the source and the drain, and a nanotube switch capable of at least two states, wherein one of the source and the drain of the cell selection transistor electrically contacts one of the source and the drain of the storage cell, and wherein the state of the nanotube switch represents the informational state of the EEPROM cell, wherein the storage cell is writable and readable via said selection transistor with write times and read times being within an order of magnitude of each other.

US Patent 7525833 - Nanowire shift register

Posted on May 01, 2009
http://www.freepatentsonline.com/7525833.htmlHP Labs has gradually been developing nanowire crossbar electronics over the past ten years offering a nanoscale alternative to purely the CMOS based architectures which dominate electronic design. This latest patent teaches using this type of architecture to construct a shift register...

US Patent 7525149 - Graded tunnel dielectric nanocrystal memory cell

Posted on May 01, 2009
http://www.freepatentsonline.com/7525149.htmlThis patent from Micron Technology teaches a new nanocrystal charge trapping memory cell using a graded SiC-GeC-SiC composition as a tunnel dielectric offering improved scalability characteristics over other memory cell structures found in flash and SONOS designs...

US Patent 7524746 - High refractive index semiconductor nanocrystal material

Posted on May 01, 2009
http://www.freepatentsonline.com/7524746.htmlIn order to increase the light extraction efficiency for LED lighting this patent from Evident Technologies teaches a semiconductor nanocrystal material used as an LED encapsulent formed with a high refractive index to minimize scattering and absorption...

US Patent 7524543 - Durable optics with surface modified nanoparticles

Posted on May 01, 2009
http://www.freepatentsonline.com/7524543.htmlThis patent from 3M is issuing based on a series of continuations going back to 2003 and includes some basic claims to optical films incorporating nanoparticles which provides more durability to brightness enhancing films...

US Patent 7524534 - Reactive dip pen nanolithography

Posted on May 01, 2009
http://www.freepatentsonline.com/7524534.htmlThis patent from Nanoink teaches a dip pen nanolithography method including the provision of a chemical reaction between a compound coated on the tip and another compound on a substrate. Claim 1 reads:1. A method of nanolithography comprising:providing a substrate on which a first patterning compound has been applied;providing a scanning probe microscope tip;coating the tip with a second patterning compound; andusing the coated tip to apply the second patterning compound to the first patterning compound on the substrate via a transport medium so as to produce a desired pattern of the second patterning compound, wherein the second patterning compound reacts or combines with the first patterning compound.

US Patent 7522040 - Wireless nanostructure chemfet

Posted on April 26, 2009
US Patent 7522040Nanomix is a company applying nanoelectronics to biomolecule analysis. This patent from Nanomix teaches a wireless nanostructured chemfet which when combined with MEMS robotics may form the basis for some interesting nanoswarm technology...

US Patent 7521672 - Quantum dot array for mass spectroscopy

Posted on April 26, 2009
US Patent 7521672Mass spectrometry attempts to discover the chemical components of an unknown sample using mass separation via differing charge to mass ratios. However, the sample holders conventionally used in mass spectroscopy can often produce unwanted debris obscuring operation after repeated use...

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