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Searching: chemistry





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Patent # Description
US-6,113,771 Electro deposition chemistry
The present invention provides plating solutions, particularly metal plating solutions, designed to provide uniform coatings on substrates and to provide...
US-6,113,541 Noninvasive blood chemistry measurement method and system
A noninvasive blood chemistry measurement method and system isolate measurement contributions due to a patient's blood to accurately measure blood chemistry. In...
US-6,111,314 Thermal cap with embedded particles
The present invention relates generally to a new method for improving the reliability of cooling designs using thermal paste to cool chips in semiconductor...
US-6,107,268 Sorbent material
A sorbent material is provided comprising a porous substrate, such as a nonwoven web, having a wetting chemistry distributed substantially throughout the...
US-6,107,208 Nitride etch using N.sub.2 /Ar/CHF.sub.3 chemistry
In one embodiment, the present invention relates to a method of etching silicon nitride disposed over a copper containing layer by etching at least a portion of...
US-6,107,203 Chemical mechanical polishing system and method therefor
A chemical mechanical planarization tool (21) comprises a platen (22), a wafer carrier arm (31), a carrier assembly (37), a conditioning arm (28), and an end...
US-6,107,039 Assays using base protected table 1
The present invention is directed to protected thiol analogs of pyrimidine bases for syntheses of DNA and RNA by chemical or enzymatic methods. The subject...
US-6,106,351 Methods of manufacturing microelectronic substrate assemblies for use in planarization processes
The present disclosure describes microelectronic substrate assemblies, and methods for making and using such substrate assemblies in mechanical and ...
US-6,103,137 Method for etching oxide film in plasma etching system
Method for etching an oxide film in a plasma etching system, specifically in a high concentration plasma etching system, is disclosed, in which a mixture of new...
US-6,100,973 Methods and apparatus for performing microanalytical techniques using photolithographically fabricated...
A substrate (10) has a surface (10A) containing at least one photolithographically defined feature (12, 14A, 14B) for containing a gas or fluid of interest. The...
US-6,100,487 Chemical treatment of aluminum alloys to enable alloy separation
The present invention is directed to a method employing wet chemistry techniques of treating wrought aluminum alloys in order to quickly and efficiently separate...
US-6,100,162 Method of forming a circuitry isolation region within a semiconductive wafer
A method of forming a circuitry isolation region within a semiconductive wafer comprises defining active area and isolation area over a semiconductive wafer....
US-6,100,097 Method and apparatus for detecting methacrylate in a liquid monomer
A method for identifying methyl methacrylate (MMA) in the liquid part of a liquid/powder system used to form artificial finger nails and toenails. The chemistry...
US-6,100,026 Matrices with memories and uses thereof
Combinations, called matrices with memories, of matrix materials that are encoded with an optically readable code are provided. The matrix materials are those...
US-6,099,760 Hydrogen peroxide based ECL
An electrochemiluminescence (ECL)-based assay for the quantitation of classical clinical chemistry analytes, where glucose, ethanol, carbon dioxide, cholesterol,...
US-6,099,469 Reflex algorithm for early and cost effective diagnosis of myocardial infractions suitable for automated...
A reflex algorithm for assessing cardiac patients, which does not require human decision-making in selecting assays to be performed. Performance of further...
US-6,096,496 Supports incorporating vertical cavity emitting lasers and tracking apparatus for use in combinatorial synthesis
A combinatorial chemistry bead that includes an electromagnetic spectral emitter that radiates a distinct electromagnetic code for each bead that uniquely...
US-6,093,520 High aspect ratio microstructures and methods for manufacturing microstructures
A method is disclosed for the manufacture of microstructures and devices. The method is relatively easy to implement, and has the capability to produce features...
US-6,090,912 Topologically segregated, encoded solid phase libraries comprising linkers having an enzymatically susceptible bond
The invention relates to libraries of synthetic test compound attached to separate phase synthesis supports. In particular, the invention relates to libraries of...
US-6,090,683 Method of etching thermally grown oxide substantially selectively relative to deposited oxide
The invention comprises processing deposited oxide and grown oxide materials. In one implementation, a substrate is provided to have outwardly exposed grown...
US-6,090,442 Method of growing films on substrates at room temperatures using catalyzed binary reaction sequence chemistry
The present invention provides a method for growing atomic layer thin films on functionalized substrates at room temperature using catalyzed binary reaction...
US-6,087,809 Implantable medical device powered by double cells
A power source including two alkali metal/transition metal oxide cells discharged in parallel to power an implantable medical device is described. The first cell...
US-6,087,217 Method for improving capacitance in DRAM capacitors and devices formed
The present invention discloses a method for forming a DRAM capacitor that has improved charge capacity and a DRAM capacitor formed by such method. The method...
US-6,087,186 Methods and apparatus for synthesizing labeled combinatorial chemistry libraries
The present invention provides labeled synthetic libraries of random oligomers and methods and apparatus for generating labeled synthetic oligomer libraries....
US-6,086,826 Pressure sensing reaction vessel for microwave assisted chemistry
A microwave vessel system for external and noninvasive pressure monitoring and control is disclosed. The system comprises a reaction vessel formed of a material...
US-6,086,204 Methods and devices to design and fabricate surfaces on contact lenses and on corneal tissue that correct the...
Methods and devices are described that are needed to design and fabricate modified surfaces on contact lenses or on corneal tissue that correct the eye's optical...
US-6,084,279 Semiconductor device having a metal containing layer overlying a gate dielectric
Metal semiconductor nitride gate electrodes (40, 70) are formed for use in a semiconductor device (60). The gate electrodes (40, 70) may be formed by sputter...
US-6,084,226 Use of continuously variable power in microwave assisted chemistry
A method of microwave assisted chemistry is disclosed in which power can be supplied more continuously at preferred power levels to more precisely control or...
US-6,083,823 Metal deposition process for metal lines over topography
A metal layer is formed at high deposition rate over severe topography by a two step process including formation of a seed layer by cold deposition followed by a...
US-6,083,695 Optimized primer library for gene sequencing and method of using same
A novel method of primer walking using octamer oligonucleotides to prime DNA sequencing reactions is described. Octamer sequencing is compatible with isotopic...
US-6,082,417 Chemical sample loading station for loading sample solutions in a sample funnel of a chemical treatment cassette
This invention is directed to a cassette chemical immobilization and treatment system and method for enabling the performance of various complex chemistries with...
US-6,080,662 Method for forming multi-level contacts using a H-containing fluorocarbon chemistry
A method for forming multi-level contact holes in a semiconductor structure is disclosed. The semiconductor structure includes a dielectric layer overlying a...
US-6,080,529 Method of etching patterned layers useful as masking during subsequent etching or for damascene structures
A first embodiment of the present invention pertains to a method of patterning a semiconductor device conductive feature while permitting easy removal of any...
US-6,075,172 Chlorofluorohydrocarbon and process thereto
The present invention provides the novel chlorofluorohydrocarbon 1,1-difluoro-1,4-dichlorobutane, and a process for its preparation comprising reacting...
US-6,075,166 Photolytically cleavable encoding and linking agents for use in combinatorial chemistry
The present invention is to novel photochemically cleavable aryl sulfonamides of the formula wherein R.sub.1 and R.sub.2 are independently selected from optionally...
US-6,075,143 Substituted N-ethylglycine derivatives for preparing PNA and PNA/DNA hybrids
There are described N-ethylglycine derivatives of the formula I ##STR1## in which PG is a urethane-type or trityl-type amino protective group which is...
US-6,075,064 Rigid hydrophobic polyurethanes
Rigid polyurethanes are obtained by reacting (1) a polyisocyanate with (2) a polyol mixture made up of (a) an OH-functional polyester based on a C.sub.9-22 fatty acid...
US-6,074,952 Method for forming multi-level contacts
A method of forming a plurality of contact holes 70 in a semiconductor wafer uses a single step. The semiconductor wafer includes a dielectric layer 69 overlying...
US-6,074,871 Cell-culture reactor having a porous organic polymer membrane
A method for making a biocompatible polymer article using a uniform atomic oxygen treatment is disclosed. The substrate may be subsequently optionally grated...
US-6,074,765 Grinding rod chemistry and method of heat treatment to enhance wearability
A grinding rod chemistry enhances wearability and durability of a steel rod and comprises levels of carbon to achieve a surface hardness in excess of 55 Rockwell...
US-6,068,751 Microfluidic valve and integrated microfluidic system
A microfluidic delivery system (20) and microfluidic system (100) control flows of a liquid or a gas through elongated capillaries (62, 126) that are enclosed...
US-6,066,269 Electroactive inorganic 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-6,063,890 Polycarbodiimide polymers and their use as adhesive intermediate layers in automotive coatings
The invention is directed to a block copolymer with the following representative structure: Where: m=1 to 20 n=1 to 20 p=0 or 1 R.sub.1 =A monomeric or polymeric...
US-6,063,705 Precursor chemistries for chemical vapor deposition of ruthenium and ruthenium oxide
A method is provided for forming a film of ruthenium or ruthenium oxide on the surface of a substrate by employing the techniques of chemical vapor deposition to...
US-6,063,628 Induction of viral mutation by incorporation of miscoding ribonucleoside analogs into viral RNA
The present invention is directed to the identification and use of ribonucleoside analogs to induce the mutation of an RNA virus, including HIV and HCV, or a...
US-6,061,636 Technique for representing combinatorial chemistry libraries resulting from selective combination of synthons
A computer-implemented method and apparatus are provided for the generation and representation of combinatorial chemical libraries produced by a series of...
US-6,060,397 Gas chemistry for improved in-situ cleaning of residue for a CVD apparatus
A method (100) of cleaning residues from a chemical vapor deposition apparatus (10) is provided. The present method (100) includes introducing into a chamber...
US-6,060,036 Radioactive seed implants
Past techniques utilized wet chemistry to produce a carrier free radioisotope for a seed implant. However, by using the technique of ion implantation, it is...
US-6,059,014 Casting steel strip
Method of casting steel strip in which molten steel solidifies as a shell on a chilled casting surface (100). The casting surface (100) has a texture (101)...
US-6,057,902 Pixels for wide viewing angle liquid crystal display
A structure for providing a wide viewing angle for a liquid crystal display or similar comprising the formation of more than one region within a pixel (for each...
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