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Searching: chemistry





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Patent # Description
US-6,568,264 Wireless swimming pool water level system
A wireless (e.g., radio) system and method for automatic water level maintenance of, e.g., a swimming pool utilizing capacitive liquid level sensing. A reference...
US-6,566,495 Very large scale immobilized polymer synthesis
A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to...
US-6,566,077 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-6,562,777 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-6,562,747 Gas sensor electrolyte
The electrolyte comprises up to about 80 wt % zirconia, up to about 30 wt % stabilizer, and up to about 40 wt % dopant-zirconia. Alternatively, the electrolyte...
US-6,562,515 Electrochemical cell having an electrode with a nitrate 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-6,561,705 Photo-finishing
A method of identifying whether a particular brand of photochemicals has been used in the processing of photographic prints by providing information relating to...
US-6,559,125 Polyamide-alkylator conjugates and related products and method
The present invention is based on the surprising and unexpected discovery of new and useful polyamide-alkylator conjugates. As a result of their DNA binding...
US-6,555,572 Benzylated PDE4 inhibitors
The present invention is directed to a method for reducing the emetogenic effects of PDE inhibitors, and more particularly is directed to compounds having PDE4...
US-6,552,511 Hybrid battery network for implantable medical device
An implantable cardiac stimulation device with a hybrid battery network having first and second batteries with different battery chemistries connected in...
US-6,552,186 .beta.-lactam production
##STR1## The present invention provides processes for the production of a compound of formula I wherein X, R1 and R2 are substituents conventional in ...
US-6,551,943 Wet clean of organic silicate glass films
A post-etch clean up process for OSG. After the trench (112)/via (114) etch in a dual damascene process, a wet chemistry comprising HF and H.sub.2 O.sub.2 is...
US-6,551,938 N2/H2 chemistry for dry development in top surface imaging technology
A method of bi-layer top surface imaging, comprising the following steps. A structure having a lower layer formed thereover is provided. An upper ...
US-6,551,874 Self-aligned STI process using nitride hard mask
A nitride hard mask (230) is used to isolate active areas of a DRAM cell. The shallow trench isolation (STI) method includes forming memory cells comprising deep...
US-6,551,842 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-6,550,915 Surface treatment of fluorinated contact lens materials
Hydrogen-plasma modification of a contact lens made from a fluorinated polymer reduces the surface chemistry of by removing fluorine, leaving behind a...
US-6,548,311 Device and method for detecting analytes
The invention relates to a method for detecting analytes and to a device for carrying out the method, for use for analysis or diagnosis in the fields of...
US-6,546,757 Liquid spray pyrolysis method for the fabrication of optical fiber preforms, with reactant mixing
A method is disclosed for fabricating a preform suitable for use in manufacturing a wide bandwidth multi-mode optical fiber. The method includes steps of...
US-6,545,308 Funnel shaped structure in polysilicon
Disclosed is a vertically oriented capacitor structure, which is of particular usefulness in MOS DRAM memory modules. The structure has upper and lower...
US-6,545,127 Catalytically active recombinant memapsin and methods of use thereof
Methods for the production of purified, catalytically active, recombinant memapsin 2 have been developed. The substrate and subsite specificity of the...
US-6,544,923 Surface-confined catalytic compositions
The present invention provides a novel catalytic system comprising catalysts immobilized on ultra-large mesoporous compositions, and particularly compositions...
US-6,544,838 Method of deep trench formation with improved profile control and surface area
A method for etching trenches includes providing a patterned mask stack on a substrate. A trench is etched in the substrate by forming a tapered-shaped trench...
US-6,544,474 Device for determination of an analyte in a body fluid using small sample sizes
Devices and methods for utilizing dry chemistry dye indicator systems for body fluid analysis such as glucose level in whole blood are provided by incorporating...
US-6,544,429 Enhancement of silicon oxide etch rate and substrate selectivity with xenon addition
A plasma etching process, particularly useful for selectively etching oxide over a feature having a non-oxide composition, such as silicon nitride and especially...
US-6,544,399 Electrodeposition chemistry for filling 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-6,544,345 Method and system for in-situ cleaning of semiconductor manufacturing equipment using combination chemistries
An in-situ, two step or combination, method and system for cleaning of semiconductor manufacturing equipment is provided. The present invention utilizes two...
US-6,541,276 Methods for solid-phase synthesis of hydroxylamine compounds and derivatives and combinatorial libraries thereof
A novel method for generating hydroxylamine, hydroxamic acid, hydroxyurea, and hydroxylsulfonamide compounds is disclosed. The method involves the nucleophilic...
US-6,538,449 Battery life estimation
Battery life estimation can be performed by using an algorithm and parameter values for the algorithm, scaled according to the type, e.g. capacity and chemistry,...
US-6,537,823 Method for detection of bromine in urine using liquid chemistry dry chemistry test pads and lateral flow
This invention is in the field of toxicology and clinical diagnostics. More specifically, this invention provides a single dry chemistry, liquid chemistry, or...
US-6,537,698 Electrochemical cell having an electrode with a phosphonate 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-6,537,504 Method and apparatus for concurrent and sequential multi-step reactions for producing a plurality of different...
The present invention is a method and an apparatus to provide a dynamic matrix system for synthesizing a plurality of chemical compounds simultaneously, i.e. in...
US-6,535,824 Sensor array-based system and method for rapid materials characterization
A modular materials characterization apparatus includes a sensor array disposed on a substrate, with a standardized array and contact pad format; electronic test...
US-6,534,395 Method of forming graded thin films using alternating pulses of vapor phase reactants
Thin films are formed by atomic layer deposition, whereby the composition of the film can be varied from monolayer to monolayer during cycles including...
US-6,534,223 Method of forming a circuitry fabrication mask having a subtractive alternating phase shift region
A light shielding layer is formed over a light transmissive substrate. The light shielding layer is patterned to have at least a portion having a first series of...
US-6,534,140 Pressure vessel with composite sleeve
A self sealing vessel assembly for high pressure microwave assisted chemistry is disclosed. The vessel assembly includes a polymeric cylinder and a circular...
US-6,533,585 Periodic pyramid: chemistry puzzle and teaching device
A puzzle apparatus for the study of chemistry and based upon the Zmaczynski equilateral triangular model of the periodic table of the chemical elements. A...
US-6,533,169 Image reproduction apparatus with compact, low-waste digital printer
A photographic image printer, method of printing, and a software program for printing digital images which analyzes pending orders, determines the image printing...
US-6,531,590 Processes for the synthesis of oligonucleotide compounds
Methods for the preparation of oligonucleotides having bioreversible phosphate blocking groups are disclosed. The oligonucleotides are prepared utilizing amidite...
US-6,531,487 Indolo[2,1-b] quinazole-6, 12-dione antimalarial compounds and methods of treating malaria therewith
Compounds, compositions and methods are provided for treating malaria parasites in vitro and in vivo by administering indolo[2,1-b]quinazoline-6,12-dione...
US-6,531,404 Method of etching titanium nitride
The present disclosure pertains to a method of plasma etching a titanium nitride layer within a semiconductor structure. In many embodiments of the method, the...
US-6,531,224 Self-assembled monolayer and method of making
According to the present invention, the previously known functional material having a self-assembled monolayer on a substrate has a plurality of assembly...
US-6,530,966 Coal binder compositions and methods
Binder compositions for converting coal waste into fuel including a distillable petroleum hydrocarbon emulsified with a surfactant and water are provided. The...
US-6,528,803 Automated calibration adjustment for film dosimetry
The present invention provides a method of correcting errors in film dosimetry measurements arising from variations in radiographic film processing and...
US-6,528,207 Electrochemical cell having an electrode with a nitrite 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-6,524,861 Blood coagulation analyzer
One method and apparatus for analyzing clotting characteristics of a blood sample includes the use of a non-linear equation having coefficients capable of being...
US-6,524,859 Process for making a textile product
A process for marking a textile product by means of an invisible substance whose presence in the textile product is detectable by conventional detection methods...
US-6,524,584 Saponin compositions and uses thereof
The present invention is in the field of medicinal chemistry. In particular, the invention is related to vaccines comprising novel combinations of saponin...
US-6,522,994 Input/loss method for determining fuel flow, chemistry, heating value and performance of a fossil-fired system
The operation of a fossil-fueled thermal system is quantified by obtaining a reference fuel chemistry before on-line operation, and thereafter operating on-line....
US-6,521,394 Fluorescent photothermographic imaging element comprising coupling agent
The incorporation of coupler chemistry into the fluorescent element results in a greatly improved fluorescence imaging element, displaying higher photographic...
US-6,518,643 Tri-layer dielectric fuse cap for laser deletion
A substrate having at least one fuse in a fuse layer. An upper etch-stop layer over the fuse, a lower etch-stop layer having a different etch-chemistry over the...
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