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-6,057,773 Unanchored sensor for fluid characteristics
A device and method for sensing fluid characteristics, including, temperature, pH and chemistry, comprises a switch affixed to or embedded in a container of a...
US-6,057,245 Gas phase planarization process for semiconductor wafers
A gas phase planarization process for semiconductor wafers. The present invention comprises a system and method of dry planarization for a semiconductor wafer....
US-6,057,227 Oxide etch stop techniques for uniform damascene trench depth
A damascene structure and method for forming such structure. In one embodiment, the damascene structure of the present invention includes a first layer of oxide...
US-6,056,789 Closed loop dry cleaning method and solvent
The present invention comprises a closed loop dry cleaning system and method, in which dry cleaning machinery is used in conjunction with a specific solvent...
US-6,054,328 Method for cleaning the surface of a dielectric
This invention relates to a method for improving the chemical and electrical performance characteristics of a high dielectric constant material. The method...
US-6,054,277 Integrated microchip genetic testing system
A genetic testing system includes a miniaturized thermal cycling device and an integrated, unitary microchip based detection device with microfluidic controls,...
US-6,048,457 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-6,045,941 Method to determine the state of charge and remaining life of lithium batteries used in oilfield services...
The present invention relates to a new method of constructing and interrogating electrochemical cells, especially those having lithium thionyl chloride...
US-6,045,756 Miniaturized integrated sensor platform
A miniaturized integrated sensor (50) useful for indicating the presence of a sample analyte is disclosed. The sensor (50) has a platform (52) with an upper...
US-6,045,755 Apparatus and method for combinatorial chemistry synthesis
In a first embodiment, this invention includes an integrated robot apparatus for performing combinatorial chemistry synthesis protocols and having...
US-6,044,643 Engine control system and method
An engine control system comprising: a mass air flow sensor in an air intake path for a vehicle engine and providing a first input signal indicative of mass air...
US-6,044,324 System approach to stand-alone soil sampling
A method and apparatus for collecting and analyzing soil chemistry information from a tract of land is described. An information management system receives...
US-6,044,212 Use of automated technology in chemical process research and development
A method and workstation for optimizing chemical processes based on combinatorial chemistry, automation technology, and computer-controlled design is disclosed....
US-6,043,631 Battery charger and method of charging rechargeable batteries
A method of charging a rechargeable battery which comprises charging the battery with a charging current; sampling a charging voltage of the battery during...
US-6,043,372 Intermediates in the process for preparing epothilones
The invention relates to a process for the production of epothilones and intermediate products within the process. Epothilones A and B are natural substances, which...
US-6,042,618 Dry cleaning method and solvent
The present invention comprises a dry cleaning system and method, in which dry cleaning machinery is used in conjunction with a specific solvent which is derived...
US-6,040,248 Chemistry for etching organic low-k materials
A process for plasma etching of contact and via openings in low-k organic polymer dielectric layers is described which overcomes problems of sidewall bowing and...
US-6,040,151 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-6,040,022 PECVD of compounds of silicon from silane and nitrogen
An inlet gas manifold for a vacuum deposition chamber incorporates inlet apertures which increase in diameter or cross-section transverse to the direction of gas...
US-6,039,924 Chemical sample treatment system and cassette, and methods for effecting multistep treatment process
This invention is directed to a cassette chemical immobilization and treatment system and method for enabling the performance of various complex chemistries with...
US-6,039,694 Coupling sheath for ultrasound transducers
A homogeneous, solid, elastic, biocompatible sheath which is conformal and performs as if integral to the diagnostic and/or therapeutic medical ultrasound...
US-6,036,920 Microplate thermal shift assay apparatus for ligand development and multi-variable protein chemistry optimization
The present invention provides an assay apparatus for that includes a temperature adjusting device for simultaneously heating a plurality of samples, and a...
US-6,036,892 Water soluble tri-substituted 1,2-dioxetane compounds having increased storage stability, synthetic processes...
Stable, enzymatically triggered chemiluminescent 1,2-dioxetanes with improved water solubility and storage stability are provided as well as synthetic processes...
US-6,033,909 Oligonucleotide analogs, their preparation and use
The invention relates to compounds of the formula I ##STR1## where R.sup.1 is H, alkyl, acyl, aryl, or a phosphate residue; R.sup.2 is H, OH, alkoxy,...
US-6,030,422 Method for modifying the electrochemical surface area of a cell using a perforated film
A perforated fabric for modifying the effective electrochemical surface area of a cell is described. The size and pattern of perforations in the fabric determine...
US-6,028,222 Stable liquid paracetamol compositions, and method for preparing same
Novel stable paracetamol compositions for use in therapeutic chemistry and specifically galenic pharmacy are disclosed. The compositions contain a solution of...
US-6,027,711 Structurally determined metallo-constructs and applications
A metallo-construct, which may be a peptide, is provided for use as a biological, therapeutic, diagnostic imaging, or radiotherapeutic agent, and for use in...
US-6,027,691 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-6,027,479 Medical apparatus incorporating pressurized supply of storage liquid
An improved apparatus is disclosed for maintaining a medical assembly, e.g., a blood chemistry electrode assembly, filled with a bubble-free storage liquid for...
US-6,025,371 Solid phase and combinatorial library syntheses of fused 2,4-pyrimidinediones
The invention provides chemistry libraries containing fused 2,4-pyrimidinediones. The invention also provides methods for the construction of fused...
US-6,025,129 Remotely programmable matrices with memories and uses thereof
Combinations, called matrices with memories, of matrix materials with remotely addressable or remotely programmable recording devices that contain at least one...
US-6,024,923 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-6,024,167 Transporting waterflood mobility control agents to high permeability zones
A method for improving the a real sweep efficiency of a waterflood process is described. Reservoir heterogeneity results in the waterflood being diverted to the...
US-6,023,540 Fiber optic sensor with encoded microspheres
A microsphere-based analytic chemistry system is disclosed in which microspheres carrying different chemical functionalities may be mixed together while the...
US-6,023,151 Method and device for enhancing smart battery performance
The subject invention pertains to a method and device for implementing a dynamic End of Discharge Voltage (EODV) for rechargeable batteries and battery packs...
US-6,022,941 Branched polycarbonate produced by reactive extrusion
Polycarbonate can be branched by reactive extrusion using free radical chemistry. This technology combines the effect of free radical initiator and branching...
US-6,022,597 Chemical functionalization of surfaces
Methods for covalently modifying surfaces of various substrates are disclosed, along with various substrates having surfaces modified by such methods. Candidate...
US-6,022,544 Therapeutic suppression of specific immune responses by administration of oligomeric forms of antigen of...
The invention features a method for reducing an undesired antibody response in a mammal by administering to the mammal a non-immunogenic construct which is free...
US-6,020,333 Compositions containing in particular, riboflavin, for the local prevention of diseases of the genital and...
The invention relates to the field of therapeutic chemistry and concerns novel antiviral pharmaceutical compositions for the local prevention of diseases of the...
US-6,020,270 Bomine 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-6,020,141 Microplate thermal shift assay for ligand development and multi-variable protein chemistry optimization
The present invention is a method for ranking the affinity of each of a multiplicity of different molecules for a target molecule which is capable of denaturing...
US-6,018,173 Vertically oriented capacitor structure with sloped contact opening and method for etching sloped contact...
Disclosed is a vertically oriented capacitor structure, which is of particular usefulness in MOS DRAM memory modules. The structure has upper and lower...
US-6,018,012 Two-component polyurethane top coat for golf balls
A two component polyurethane top coat for use with golf balls includes a polyol component and a polyisocyanate component. The polyol component includes a...
US-6,017,914 Benzo[b]thiophene compounds, intermediates, formulations, and methods
This invention relates to the field of pharmaceutical and organic chemistry and provides benzothiophene compounds, intermediates, formulations, and methods.
US-6,017,496 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-6,017,274 Method of forming a fastener
In a first embodiment, a method for forming a hardened fastener having a hardened fastener head. Alloys made of cobalt, nickel, chromium, and molybdenum have...
US-6,015,522 Method for low-temperature preparation of electrodes from conducting refractory powder materials
A novel method for preparation of electrodes at a low temperature from electroconducting refractory powder materials. The electrodes are useful for analytical...
US-6,013,582 Method for etching silicon oxynitride and inorganic antireflection coatings
The present disclosure pertains to a method for plasma etching a semiconductor patterning stack. The patterning stack includes at least one layer comprising...
US-6,011,247 System for open and closed vessel microwave chemistry
A microwave system is provided which is capable of performing both open and closed vessel microwave chemistry in an efficient and productive manner. For open...
US-6,011,119 Resin composition for electrophotographic toner, and toner
A resin composition is provided for an electro-photographic toner. The composition comprises 5 to 95 parts by weight of a high molecular weight vinyl copolymer...
← 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.