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Searching: chemistry





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Patent # Description
US-7,703,531 Multifunctional nanoparticles for downhole formation treatments
An aqueous, viscoelastic fluid gelled with a viscoelastic surfactant (VES) is stabilized with an effective amount of an alkaline earth metal oxide alkaline earth...
US-7,701,172 Power driver and charger with flexible mounting system for battery pack
A power tool may include a housing that supports an electrical circuit. The electrical circuit may include at least two terminal sets that are arranged in...
US-7,698,929 High throughput screening methods for lubricating oil compositions
A method for determining storage stability for a plurality of fluid lubricant samples of different lubricating oil compositions is provided. Each sample includes...
US-7,696,361 Chemical reagents capable of selective attachment to and reaction with peptides and proteins
Biomimetic reagents capable of selectively forming non-covalent complexes and initiating intermolecular reactions with peptides in the gas phase are described....
US-7,696,187 Methods of preparing substituted tetracyclines with transition metal-based chemistries
The present invention relates to 9-substituted tetracycline derivatives as well as compositions and use thereof.
US-7,695,897 Structures and methods for low-k or ultra low-k interlayer dielectric pattern transfer
The present invention relates to improved methods and structures for forming interconnect patterns in low-k or ultra low-k (i.e., having a dielectric constant...
US-7,695,632 Critical dimension reduction and roughness control
A method for forming a feature in an etch layer is provided. A photoresist layer is formed over the etch layer. The photoresist layer is patterned to form...
US-7,695,629 Microfluidic separator
The present invention provides methods and apparatus for separating and/or analyzing fluids of interest. According to principles of the present invention, fluid...
US-7,687,681 Menses specific absorbent systems
A personal care absorbent article such as a disposable diaper, sanitary pad or tampon, wound dressing or bandage which includes a nonwoven web material made from...
US-7,687,631 Synthesis of diethyl{[5-(3-fluorophenyl)-pyridine-2yl]methyl}phosphonate
This application discloses a novel process for the preparation of phosphonate esters useful as intermediates in the preparation of himbacine analogs, themselves...
US-7,687,580 Synthesis and use of well-defined, highly-branched saturated hydrocarbon polymers
The present invention relates to a method to produce highly branched polymers with a polyolefin backbone structure of ethylene and precise control of the nature...
US-7,682,814 Method for producing lactic acid with high concentration and high yield using lactic acid bacteria
The present invention relates to a method for producing lactic acid with high concentration and high yield using Lactobacillus paracasei CJLA0310 KCCM-10542 that...
US-7,682,794 Methods for detecting and analyzing N-glycolylneuraminic acid (Neu5Gc) in biological materials
The present application is in the field of sialic acid chemistry, metabolism and antigenicity. More particularly, the present invention relates to the detection...
US-7,682,789 Method for quantifying biomolecules conjugated to a nanoparticle
Disclosed embodiments concern quantifying a biomolecule conjugated to a nanoparticle. Quantifying typically comprises determining the number of biomolecules per...
US-7,682,418 Cored wire injection process in steel melts
The present invention provides a cored wire injection process for introducing fluxes and alloying additives in liquid steel bath. The bath temperature and...
US-7,681,436 In-situ water analysis method and system
An automatic system for monitoring chemistry information for a body of water comprises a sensor for determining chemistry information, a microprocessor for...
US-7,678,760 Inhibitors of Memapsin 2 and use thereof
Methods for the production of purified, catalytically active, recombinant memapsin 2 have been developed. The substrate and subsite specificity of the...
US-7,678,245 Method and apparatus for electrochemical mechanical processing
Embodiments of the invention generally provide a method and apparatus for processing a substrate in an electrochemical mechanical planarizing system. In one...
US-7,670,959 Memory device etch methods
A method of manufacturing a memory device forms a first dielectric layer over a substrate, forms a charge storage layer over the first dielectric layer, forms a...
US-7,670,946 Methods to eliminate contact plug sidewall slit
A method to form a barrier layer and contact plug using a touch up RIE. In a first embodiment, we form a first barrier layer over the dielectric layer and the...
US-7,670,944 Conformal lining layers for damascene metallization
Method and structures are provided for conformal lining of dual damascene structures in integrated circuits. Trenches and contact vias are formed in insulating...
US-7,670,659 Substrate marking using encapsulated materials
Substrates, coatings and methods for marking substrates using the coatings. The substrate contains a coating of encapsulated marking materials. Capsules of the...
US-7,667,048 Green and orange fluorescent labels and their uses
The present invention provides novel fluorescent compounds and covalent attachment chemistries which facilitate the use of these compounds as labels for...
US-7,666,851 Three ring fused analogs of isoguanosine
This invention relates to the field of nucleic acid chemistry, more specifically to the field of compositions and processes that are nucleic acid analogs. More...
US-7,666,392 Click chemistry-derived cyclopeptide derivatives as imaging agents for integrins
The present application is directed to radiolabeled cyclic polypeptides, pharmaceutical compositions comprising radiolabeled cyclic polypeptides, and methods of...
US-7,663,738 Method for automatically detecting factors that disturb analysis by a photometer
The invention concerns a method for detecting the amounts of substances that may disturb chemical analysis performed by an analyzer for clinical chemistry. The...
US-7,662,860 3D-structure model of SARS coronavirus 3CL protease and anti-SARS drugs
The present invention discloses 3D-structure of SARS-CoV Viral 3CL Protease obtained through molecular simulation. The 3D-structure is used as a drug target for...
US-7,659,417 Process for obtaining halogenated monoorganoxysilanes which can be used in particular as synthesis intermediates
The invention concerns the preparation of halogenated monoorganoxysilanes, of formula (I), ##STR00001## said compounds being useful as synthesis intermediate in...
US-7,655,571 Integrated method and apparatus for efficient removal of halogen residues from etched substrates
A method and apparatus for removing volatile residues from a substrate are provided. In one embodiment, a method for volatile residues from a substrate includes...
US-7,655,269 Integrated nanomechanical sensor array chips
The invention provides sensor, preferably biosensor devices and method of fabrication. The devices have significant advantages over the prior art methods having...
US-7,653,995 Weld repair of superalloy materials
A method of weld repairing a superalloy material at ambient temperature without causing cracking of the base material. A superalloy material such as CM-247 LC,...
US-7,651,777 Layer by layer self-assembly of large response molecular electro-optic materials by a desilylation strategy
The preparation of robust, thin film materials with large second-order optical nonlinearities through the covalent self-assembly of chromophoric compositions and...
US-7,651,583 Processing system and method for treating a substrate
A processing system and method for chemical oxide removal, wherein the processing system includes a process chamber having a lower chamber portion configured to...
US-7,651,555 Onsite chemistry air filtration system
An onsite chemistry air filtration system to remove gaseous contaminants from air is disclosed. The onsite chemistry air filtration system of the present...
US-7,650,795 Test cell for applying a shear stress to a test specimen
A test cell and method for stress testing a test specimen including a first platen and a second platen. Each platen having a loading surface, an inclined...
US-7,648,837 High throughput screening methods for lubricating oil compositions
A method for determining oxidation stability for a plurality of different lubricating oil composition samples is provided. The methods can advantageously be...
US-7,645,663 Method of producing non volatile memory device
A method of forming a floating gate structure is disclosed, and includes modifying the etch chemistry of a plasma treated reactive ion etch process using an...
US-7,642,195 Hydrogen treatment to improve photoresist adhesion and rework consistency
A process for selectively removing photoresist, organic overlayers, and/or polymers/residues from a substrate without altering the surface chemistry and adhesion...
US-7,641,744 Superfinishing of high density carbides
A method for superfinishing a high density carbide steel component using chemically accelerated finishing is provided. The high density carbide steel component...
US-7,638,558 Polymeric micelles for drug delivery
The present invention relates to the field of polymer chemistry and more particularly to multiblock copolymers and micelles comprising the same.
US-7,638,162 Polymer blend and compositions and methods for using the same
A polymer blend having at least one polysulfide component and at least one polythioether component is disclosed. The polymer blend offers numerous advantages,...
US-7,632,828 Gram-positive carbapenem antibacterials and processes for their preparation
The present invention provides .beta.-methyl carbapenem compounds and pharmaceutical compositions useful in the treatment of bacterial infections and methods for...
US-7,632,481 Sidewall functionalization of nanotubes with hydroxyl terminated moieties
The present invention is directed to methods of forming sidewall-functionalized carbon nanotubes, wherein such functionalized carbon nanotubes have...
US-7,632,412 Method for chemistry control in cooling systems
A method for controlling a cooling water tower comprising: providing a cooling tower system, which includes a recirculated evaporative cooling water stream, a...
US-7,632,355 Apparatus and method of treating fine powders
The present invention relates to an apparatus and method for economic treatment of Geldhart class C or larger substrate powders of single or plural metal,...
US-7,622,294 Methods for detecting target analytes and enzymatic reactions
A microsphere-based analytic chemistry system and method for making the same is disclosed in which microspheres or particles carrying bioactive agents may be...
US-7,622,279 Photocleavable fluorescent nucleotides for DNA sequencing on chip constructed by site-specific coupling chemistry
This invention provides a method for determining the sequence of a DNA or an RNA, wherein (i) about 1000 or fewer copies of the DNA or RNA are bound to a solid...
US-RE41,005 Beads bound to a solid support and to nucleic acids
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-7,618,944 Encapsulated amyloid-beta peptides
The present invention relates to the field of polymer chemistry and more particularly to encapsulated peptides and uses thereof.
US-7,618,586 Automatic blood chemistry analyzer
An automatic analyzer for performing qualitative and quantitative analyses of living samples, such as blood and urine, which effectively utilizes the sample and...
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