Easy To Use Patents Search & Patent Lawyer Directory

At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.

Searching: chemistry





Search by keyword, patent number, inventor, assignee, city or state:




Patent # Description
US-6,638,874 Methods used in fabricating gates in integrated circuit device structures
One embodiment of the present invention is a method used to fabricate a device on a substrate, which method is utilized at a stage of processing wherein a metal...
US-6,638,862 Radical-assisted sequential CVD
A new method for CVD deposition on a substrate is taught wherein radical species are used in alternate steps to depositions from a molecular precursor to treat...
US-6,638,145 Constant pH polish and scrub
A system and method are provided that maintains a high pH at the wafer surface through the entire polish process and then lowers the pH only when necessary in a...
US-6,635,601 Thermographic imaging elements and processes for their use
A thermally imageable element can be imaged using heat alone without the need for photosensitivity or post-imaging processing. The element contains image-forming...
US-6,635,572 Method of substrate silicon removal for integrated circuit devices
An integrated circuit die coupled to a package substrate and having circuitry in a circuit side opposite a back side is etched in a manner that inhibits the...
US-6,635,570 PECVD and CVD processes for WNx deposition
Improvements to chemical vapor deposition processes are taught for depositing tungsten nitride in semiconductor manufacturing processes. In one irmproved process...
US-6,635,201 Cast membrane structures for sample preparation
A method for casting-in-place composite and/or non-filled structures which are useful as sorptive or reactive media or for size-based separations. Any particular...
US-6,632,404 Automatically actuated parallel sample injector valve
A sample injector valve capable of introducing multiple samples of material into multiple liquid or gas streams is provided. Such a valve is particularly useful...
US-6,632,012 Mixing manifold for multiple inlet chemistry fluids
Exemplary methods, systems and apparatus are provided for accomplishing mixing of chemistries, such as those used in polishing materials used in semiconductor...
US-6,630,401 Radical-assisted sequential CVD
A new method for CVD deposition on a substrate is taught wherein radical species are used in alternate steps to depositions from a molecular precursor to treat...
US-6,627,530 Patterning three dimensional structures
The invention is directed to a method of forming a three dimensional circuit including introducing a three dimensional circuit over a substrate. In one...
US-6,627,445 Process for simultaneously evaluating a plurality of catalysts
A process for simultaneously testing a plurality of catalysts using combinatorial chemistry has been developed. The process involves containing the plurality of...
US-6,627,400 Multiplexed measurement of membrane protein populations
Families of compositions are provided as labels, referred to as eTag reporters for attaching to polymeric compounds and assaying based on release of the eTag...
US-6,624,420 Lutetium yttrium orthosilicate single crystal scintillator detector
A single crystal having the general composition, Ce.sub.2x (Lu.sub.1-y Y.sub.y).sub.2(1-x) SiO.sub.5 where x=approximately 0.00001 to approximately 0.05 and...
US-6,623,971 Method and apparatus for conducting a stat immunoassay analysis in a capsule chemistry analysis system
An apparatus and a method for analyzing a plurality of samples according to an analysis protocol is described, wherein each of the samples is contained within a...
US-6,623,659 Separation of olefins from paraffins using ionic liquid solutions
Methods for separating olefins from non-olefins, such as paraffins, including cycloparaffins, oxygenates and aromatics, are provided. The methods use metal salts...
US-6,623,184 Low cost, upgradeable, deep-tank automated x-ray film processor
A low cost, automated film processing system which can replace existing hand dipping development of films, but which is also later expandable in field, to...
US-6,620,940 Palladium-catalyzed cross-coupling chemistry on 3-chloro-4-halo-1,2,5-thiadiazole
The present invention relates to 3-chloro-4-halo-1,2,5-thiadiazole compounds, a method of producing novel mono- and di-substituted-1,2,5-thiadiazoles therefrom,...
US-6,618,644 Battery recycling
An apparatus and a method provide a convenient way for consumers to recycle used batteries. The apparatus is a self-contained station or kiosk that accepts used...
US-6,617,583 Inventory control
A novel encoding system and methods for determining the location and/or identity of a particular item or component of interest is provided. In particular, the...
US-6,617,318 Methods of preparing substituted tetracyclines with transition metal-based chemistries
The present invention relates to 7-phenyl substituted tetracycline derivatives and compositions thereof.
US-6,613,393 Method for applying a wear protection layer system having optical properties onto surfaces
A method for applying wear protection layers including the steps of depositing a wear protection matrix with the aid of a PECVD method, and incorporating...
US-6,611,634 Lens and associatable flow cell
Improvements in a biosensor are disclosed. A biosensor includes a waveguide, at least a portion of which is substantially planar. One or more reservoirs may be...
US-6,610,228 Dry process for bonding silica-rich plant materials
Particles of silica-rich plant material are bonded into a rigid unitary body. The silica content of such materials is believed to enter into bonding reactions...
US-6,610,191 Electro deposition chemistry
The present invention provides plating solutions, particularly metal plating solutions, designed to provide uniform coatings on substrates and to provide...
US-6,607,920 Attenuator system for microwave-assisted chemical synthesis
An instrument for microwave-assisted chemical processes is disclosed that provides greater flexibility in carrying out microwave-assisted chemistry under varying...
US-6,607,577 Desulphurization reagent control method and system
A method and computer program for determining the amounts of desulphurizing reagents required to reduce the sulphur content in hot metal to meet a specified aim...
US-6,606,368 Method of operating nuclear power plant, nuclear power plant, and method of controlling water chemistry of...
In a nuclear power plant, by injecting an amount of hydrogen small enough not to increase a radiation dose rate of the main steam system, ECP of metallic...
US-6,605,403 Photosensitive color toner
A color toner is provided that enables printing of all colors, including black, either comprising one particle system that, depending on exposure to a particular...
US-6,605,385 Electrochemical cell having an electrode with a carbonate additive in the electrode active mixture
An electrochemical cell of either a primary or a secondary chemistry, is described. In either case, the cell has a negative electrode of lithium or of an anode...
US-6,602,784 Radical-assisted sequential CVD
A new method for CVD deposition on a substrate is taught wherein radical species are used in alternate steps to depositions from a molecular precursor to treat...
US-6,602,719 Method and device for detecting analytes in fluids
A disposable, dry chemistry analytical system is disclosed which is broadly useful for the detection of a variety of analytes present in biological fluids such...
US-6,602,714 Viscosity and mass sensor for the high-throughput synthesis, screening and characterization of combinatorial...
Workstation, apparatuses and methods for the high-throughput synthesis, screening and/or characterization of combinatorial libraries. The invention relates to an...
US-6,602,434 Process for etching oxide using hexafluorobutadiene or related fluorocarbons and manifesting a wide process window
An oxide etching process, particularly useful for selectively etching oxide over a feature having a non-oxide composition, such as silicon nitride and especially...
US-6,602,363 Aluminum alloy with intergranular corrosion resistance and methods of making and use
A corrosion resistant aluminum alloy has controlled amounts of iron, manganese, chromium, and titanium along with levels of copper, silicon, nickel, and no more...
US-6,601,570 Self contained air flow and ionization method, apparatus and design for internal combustion engines
This invention method combines numerous disciplines to enhance the performance of internal combustion engines. No prior art embodies the discipline of physics in...
US-6,601,006 Methods for the calibration of analyte assays
The present invention provides methods for the calibration of detection and/or quantification assays for a wide variety of analytes in wet or dry chemistry assay...
US-6,600,031 Methods of making nucleic acid or oligonucleotide arrays
A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to...
US-6,599,920 Naphthalene compounds, intermediates, formulations, and methods
This invention relates to the field of pharmaceutical and organic chemistry and provides naphthalene compounds, intermediates, formulations, and methods.
US-6,596,577 Semiconductor processing methods of forming dynamic random access memory (DRAM) circuitry
Methods of forming dynamic random access memories (DRAM) are described. In one embodiment, an insulative layer is formed over a substrate having a plurality of...
US-6,596,151 Electrodeposition chemistry for filling of apertures with reflective metal
The present invention provides plating solutions, particularly copper plating solutions, designed to provide uniform coatings on substrates and to provide...
US-6,592,772 Stabilization of magnetorheological fluid suspensions using a mixture of organoclays
A magnetorheological fluid formulation comprising magnetizable particles dispersed in a multi-component liquid vehicle comprising an organoclay stabilization...
US-6,591,166 Apparatus and method for analyzing chemical system data
A power plant water chemistry analysis apparatus and method relies upon water chemistry sensors to obtain power plant water chemistry data characterizing the...
US-6,590,653 Rapid detection of species bands in a separation conduit
The present invention provides a microfluidic system for fast, accurate and low cost electrophoretic analysis of materials in the fields of chemistry, ...
US-6,589,884 Method of forming an inset in a tungsten silicide layer in a transistor gate stack
The invention relates to the fabrication of a gate stack or other layered structure in a semiconductor device, and more particularly to methods to selectively...
US-6,589,858 Method of making metal gate stack with etch endpoint tracer layer
A metal gate structure and method of making the same provides a tracer layer over a first metal or metal compound layer. When etching a metal gate, formed of...
US-6,586,135 Electrochemical cell having an electrode with a dicarbonate additive in the electrode active mixture
An electrochemical cell of either a primary or a secondary chemistry, is described. In either case, the cell has a negative electrode of lithium or of an anode...
US-6,584,935 Process for culturing crabs in recirculating marine aquaculture systems
The present invention relates to a recirculating marine aquaculture process for production of a crab species, including (i) a broodstock conditioning, (ii)...
US-6,584,411 Methods to facilitate the calculation of yields of reaction products
A method for calculating the yield of a reaction product comprises providing a solid support with a first link, a reference material, and a second link having an...
US-6,582,908 Oligonucleotides
The present invention provides a number of oligonucleotide sequences which can be used for a wide variety of analyses applicable to the diverse fields impacted...
← Previous | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 | Next →

File A Patent Application

  • Protect your idea -- Don't let someone else file first. Learn more.

  • 3 Easy Steps -- Complete Form, application Review, and File. See our process.

  • Attorney Review -- Have your application reviewed by a Patent Attorney. See what's included.