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Searching: chemistry





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Patent # Description
US-5,926,419 Silicon layer arrangement for last mask programmability
A method for fabricating an application specific integrated circuit (ASIC) from a multitude of silicon layers, including upper silicon layers and lower silicon...
US-5,925,562 Remotely programmable matrices with memories
Combinations, called matrices with memories, of matrix materials with remotely addressable or remotely programmable recording devices that contain at least one...
US-5,925,212 Apparatus and method for attaining repeatable temperature versus time profiles for plasma heated interactive...
The temperatures of scavenger-emitting kit parts in a high-density plasma (HDP) etching system are elevated to or close to respective steady state equilibrium...
US-5,922,608 Macromolecule sequencing packet and method of use
A method, apparatus and article for sequencing polypeptides and proteins ("macromolecules") utilizes a sequencing packet comprised of a plurality of substrates...
US-5,922,285 Integrated fluorescence-based biochemical sensor
An integrated biochemical sensor (200) for detecting the presence of one or more specific samples (240) having a device platform (355) with a light absorbing...
US-5,922,281 Surface treatment for micro-conduits employed in blood heat exchange system
Blood heat exchanger apparatus with improved heat exchanged capability and improved bonding of micro-conduit heat exchange fibers. The micro-conduit comprises a...
US-5,922,161 Surface treatment of polymers
This invention relates to a method of modifying or tailoring the surface of polymers and or polymer-based materials to control surface and interface chemistry...
US-5,919,870 Functional telechelic star polymers
Protected functional initiators have been demonstrated to polymerize dienes and alkenyl substituted aromatics. The resultant living anions were linked with a...
US-5,918,590 Heat cells
This invention relates to heat cells, based on a specific iron oxidation chemistry and having specific physical dimensions and fill characteristics. These heat...
US-5,918,273 Unitary one-piece sample mini-column
This invention is directed to a unitary one-piece sample mini-column for a cassette chemical immobilization and treatment system for enabling the performance of...
US-5,916,480 Storage-stable emulsions for producing fine-celled rigid foams based on isocyanate
Blowing agent-containing emulsions comprise a) compounds containing hydrogen atoms which are reactive toward isocyanates, b) blowing agents, c) catalysts, auxiliaries...
US-5,914,052 Wet etch method and apparatus
Wet etch methods of anisotropically etching a substantially vertical etched step in a film. Methods of forming a substantially vertical etched step include...
US-5,912,069 Metal nanolaminate composite
Metal-polymer nanolaminate products are fabricated from a bulk nanolaminate material composed of thousands of alternating metal and polymer layers. The...
US-5,908,672 Method and apparatus for depositing a planarized passivation layer
A planarized passivation layer is described. A planarized passivation layer of the present invention preferably includes a fluorosilicate glass (FSG) layer and a...
US-5,906,948 Method for etching high aspect-ratio multilevel contacts
A method for etching dielectric layers is disclosed. A first etch of the dielectric layers is performed with a gas chemistry comprising C.sub.4 F.sub.8 flowing...
US-5,906,691 Induction hardened microalloy steel having enhanced fatigue strength properties
Improved fatigue strength properties are achieved in an induction hardened microalloy steel useful for demanding service environments. The microalloy steel has...
US-5,902,723 Analysis of surface immobilized polymers utilizing microfluorescence detection
Means for simultaneous parallel sequence analysis of a large number of biological polymer macromolecules. Apparatus and methods may use fluorescent labels in...
US-5,902,548 Automatic chemistry analyzer
An automatic chemistry analyzer is provided having a high throughput and a high reliability. The analyzer uses nephelometric and turbimetric analyzers to analyze...
US-5,902,452 Method for etching silicon surface
The present invention discloses a method for etching a silicon surface or forming alignment marks in a silicon substrate by first coating the substrate with an...
US-5,900,481 Bead linkers for immobilizing nucleic acids to solid supports
Novel compositions comprised of at least one bead conjugated to a solid support and further conjugated to at least one nucleic acid and preferred methods for...
US-5,900,215 Fiber optic sensor
A method is provided for manufacturing a fiber optic sensor for detecting or measuring a parameter of interest in a sample fluid, including pH, concentration of...
US-5,891,959 Polymeric anti-reflective compounds
Anti-reflective coatings and methods for forming these anti-reflective coatings are disclosed that have a polymer chemistry and optical characteristics suitable...
US-5,891,658 Single-step, solid-state competitive immunoassay
Simplicity, sensitivity and versatility of optical sensors based on competitive immunoassays using antibody-antigen reactions are achieved by solid-state,...
US-5,891,526 Apparatus for mixing a multi-component encapsulant and injecting it through a heated nozzle onto a part to be...
The present invention is an apparatus and method for mixing a plurality of materials in-situ to form an admixture and heating a localized portion of admixture...
US-5,889,165 Photolabile nucleoside protecting groups
A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to...
US-5,888,824 Blood test ware and matrixes
This invention has for its object to provide a blood component deposition-preventing agent and a blood coagulation accelerator, which are substantially...
US-5,886,186 Synthesis of substituted N-heteroaromatic compounds and methods of use thereof
The subject invention features substituted N-heteroaromatic compounds, libraries of substituted N-heteroaromatic compounds, and methods of synthesis thereof. For...
US-5,885,790 Diagnostic compositions and devices utilizing same
A dry chemistry dye indicator composition provides improved shelf life, stable color indication end point and capability for a system at near normal pH. The...
US-5,885,784 Process for making triglyceride controls, calibrators and standards comprising novel triglyceride substitutes
Materials and compositions for making triglyceride controls, calibrators and standards are described. The materials are mono- and di- and tri- glycerides of...
US-5,885,470 Controlled fluid transport in microfabricated polymeric substrates
Microfluidic devices are provided for the performance of chemical and biochemical analyses, syntheses and detection. The devices of the invention combine precise...
US-5,884,116 Photographic processing apparatus
A photographic processing apparatus (100) for processing photographic materials and comprising at least one processing stage (10,20), a washing/stabilizing stage...
US-5,883,007 Methods and apparatuses for improving photoresist selectivity and reducing etch rate loading
Disclosed is an inventive multiple-chemistry etching method suited for etching through selected portions of layers in a layer stack in a plasma processing...
US-5,882,601 Deflected septum seal access port
An access port for a reaction or other fluid vessel which maintains the vessel under an inert gas atmosphere and maintains the integrity of the inert gas seal...
US-5,882,535 Method for forming a hole in a semiconductor device
Processes for forming pedestal holes in a substrate assembly are described. In particular, processes using a high density plasma to etch doped or undoped silicon...
US-5,880,972 Method and apparatus for generating and representing combinatorial chemistry libraries
A method and apparatus is provided for the generation and representation of chemical libraries. More particularly, a computer-implemented method and apparatus is...
US-5,880,259 Peptide useful as a ligand
A peptide of formula (I) where X.sub.1 and X.sub.2, different one another, are an amino acid residue of arginine or tyrosine in configuration L or D, wherein the...
US-5,880,005 Method for forming a tapered profile insulator shape
A method for creating a tapered profile insulator shape, on an underlying silicon nitride layer, using a photoresist shape as a mask, has been developed. A two...
US-5,877,580 Micromachined chemical jet dispenser
A dispenser for chemical fluid samples that need to be precisely ejected in size, location, and time. The dispenser is a micro-electro-mechanical systems (MEMS)...
US-5,876,844 Antistatic opacifying layer for photographic roll film
The present invention is a backing paper for photographic roll film. The backing paper includes a paper base having a first side and a second side. Superposed on...
US-5,874,362 Bromine and iodine etch process for silicon and silicides
A process for etching single crystal silicon, polysilicon, silicide and polycide using iodinate or brominate gas chemistry, is disclosed. The iodinate/brominate...
US-5,874,345 Method for planarizing TEOS SiO.sub.2 filled shallow isolation trenches
According to the present invention, there is disclosed a method for planarizing TEOS SiO.sub.2 filled shallow isolation trenches according to a planarization...
US-5,874,214 Remotely programmable matrices with memories
Combinations, called matrices with memories, of matrix materials with remotely addressable or remotely programmable recording devices that contain at least one...
US-5,872,065 Method for depositing low K SI-O-F films using SIF.sub.4 /oxygen chemistry
An Si--O--F insulating film having a low dielectric constant is deposited on a substrate by thermally reacting disassociated SiF.sub.4 radicals and ozone or...
US-5,871,687 Consumable recharging box
Consumable recharging containers for re-introducing cooled molten metal having impurities into a furnace or vessel or producing molten metal. The containers are...
US-5,871,649 Affinity membrane system and method of using same
The present invention provides an improved affinity membrane device and method for the effective removal of target molecules in plasma. The affinity membrane...
US-5,868,966 Electroactive inorganic organic hybrid materials
Hybrid materials are formed having a homogeneous distribution of a conductive organic polymer or copolymer in an inorganic matrix. The conductive organic polymer...
US-5,868,936 Affinity membrane system and method of using same
The present invention provides an improved affinity membrane device and method for the effective removal of target molecules in plasma. The affinity membrane...
US-5,867,747 Automatic film processor
An automatic film processor is provided for developing high resolution, large sheet-format film in such a manner that fluid flow across the film will be uniform...
US-5,867,267 Interferometric device for detection
The device comprises a parallel input microguide (2) and output microguide (5) between which a flat guide is arranged forming a transition zone (10). Coupling...
US-5,866,045 Water soluble tri-substituted 1,2-dioxetane compounds and assay compositions having increased storage stability
Stable, enzymatically triggered chemiluminescent 1,2-dioxetanes with improved water solubility and storage stability are provided. Dioxetanes further substituted...
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