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Chemistry: Electrical And Wave Energy > Apparatus > Electrophoretic Or Electro-osmotic Apparatus Electrophoretic Or Electro-osmotic ApparatusElectrophoretic Or Electro-osmotic Apparatus patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.01/10/08 - 20080006535 - System for controlling a droplet actuator Systems for controlling a droplet microactuator are provided. According to one embodiment, a system is provided and includes a controller, a droplet microactuator electronically coupled to the controller, and a display device displaying a user interface electronically coupled to the controller, wherein the system is programmed and configured to permit ... 08/02/07 - 20070175760 - Photoelectrochemical molecular comb A method, system, and apparatus are provided for separating molecules, such as biomolecules. The method, system, and apparatus utilize an electrochemical cell having at least to electrodes, one electrode comprising a photo-sensitive material capable of generating a photopotential. Molecules are moved through an electrolyte medium between the at least two ... 07/26/07 - 20070170062 - Integrated electrokinetic devices and methods of manufacture Devices with electrokinetic elements are disclosed as well as their method of microfabrication for use in micro-scale analysis, mixture separation and reaction. The devices consist of solid hydrophilic-matrix films that have been microfabricated into a variety of micro-scale structures. These structures include hydrophilic-matrix conductors for electrokinetic species transport and separation. ... 03/29/07 - 20070068815 - Micro electro-kinetic pump having a nano porous membrane An electro-kinetic micro pump having a nano porous membrane is introduced. When a voltage is applied to two opposing sides of the nano porous membrane, an electro-osmotic flow can be induced in each nano pore of the membrane. Since the pore diameter of the nano porous membrane is in the ... 03/01/07 - 20070045117 - Apparatuses for mixing droplets Apparatuses for mixing droplets, such as a binary mixing apparatus, are provided. The binary mixing apparatus includes an array of electrodes and a conducting element positioned in relation to at least one of the electrodes to enable a droplet placed in electrical communication with the at least one electrode to ... 01/04/07 - 20070000784 - Electroosmotic flow controller Electroosmotic flow controllers and methods of fluid flow control are described. The invention uses an electroosmotically generated flow component in conjunction with a pressure driven flow component to modulate fluid flow. The devices and methods of the invention may include salt bridges for making electrical connection between a power supply ... 08/17/06 - 20060180468 - Electric driven protein immobilizing module and method An electric driven protein immobilizing module and method aims at immobilizing proteins rapidly and steadily on the surface of a selected support. The invention employs the characteristics of proteins/enzymes forming a slightly negative charge in a buffer solution. An external electric field is set up to drive the proteins/enzymes to ... 06/29/06 - 20060137984 - Biochip A biochip includes a flat carrier and an array of spots containing catcher molecules which are arranged on the carrier. Each spot is associated with a microelectrode arrangement for impedance spectroscopic detection of binding events occurring between the catcher molecules and the target molecules applied via an analyte solution. In ... 06/22/06 - 20060131174 - Electrokinetic device employing a non-newtonian liquid A non-Newtonian fluid is used in an electrokinetic device to produce electroosmotic flow therethrough. The nonlinear viscosity of the non-Newtonian fluid allows the electrokinetic device to behave differently under different operating conditions, such as externally applied pressures and electric potentials. Electrokinetic devices can be used with a non-Newtonian fluid in ... 03/30/06 - 20060065532 - Microfluidic analytical system with accessible electrically conductive contact pads A microfluidic analytical system for monitoring an analyte (such as glucose) in a fluid sample (e.g., blood or ISF) includes an analysis module and an electrical device (for example, a meter or power supply). The analysis module includes an insulating substrate and a microchannel(s) within the insulating substrate's upper surface. ... 03/16/06 - 20060054504 - Two-dimensional microfluidics for protein separations and gene analysis The invention provides a microfluidic apparatus for performing 2-D biomolecular separations. The microfluidic 2-D device may include first and second planar substrates which include at least a first dimension microchannel extending in a first direction and an array of second dimension microchannels extending in a second direction, preferably, orthogonal to ... 03/09/06 - 20060049053 - Capillary array unit and electrophoresis based thereon A capillary array includes multiple capillaries and two holding substrates for arranging the aforementioned multiple capillaries in a substantially plane surface by sandwiching at least some of these capillaries mutually. One of the holding substrates has a detection window for transmitting the detected light emitted by a test sample by ... 03/02/06 - 20060042951 - Sample analyzing apparatus There is provided a sample analyzing apparatus capable of simply and rapidly carrying out each step of electrophoresis, transfer and detection to analyze a substance, such as a biosubstance, in a sample. By sticking an upper plate member 14 to a lower plate member 12 having a fine groove 12a, ... 03/02/06 - 20060042950 - Mirofluidic device wherein the liquid/fluid interface is stabilized The microfluidic device comprises at least one microchannel bounded by a bottom wall, side walls and a top wall and which is designed to contain at least one liquid and at least one fluid non-miscible with the liquid. The microfluidic device comprises means for stabilizing the interface between the liquid ... 12/08/05 - 20050269205 - Plant for the treatment, in particular the cataphoretic dip coating of objects, in particular of vehicle chassis The invention relates to a plant for the treatment, in particular the cataphoretic dip coating of objects, in particular of vehicle chassis, comprising at least one transport car (5) which runs the objects (4) through the plant and introduces and retrieves the above to and from several treatment containers. The ... 11/17/05 - 20050252777 - Addressable chem/bio chip array Addressable bio/chem chips include a plurality of isolated test cells, each addressable by at least two electrodes for measuring electrical characteristics of probe/test molecule interactions. In one embodiment, electrodes are located within a channel to allow for four terminal measurement. In another embodiment, electrodes are arranged in rows and columns ... 11/17/05 - 20050252776 - High-pressure microhydraulic actuator Electrokinetic (“EK”) pumps convert electric to mechanical work when an electric field exerts a body force on ions in the Debye layer of a fluid in a packed-bed, which then viscously drags the fluid. Porous silica and polymer monoliths (2.5-mm O.D., and 6-mm to 10-mm length) having a narrow pore ... 11/10/05 - 20050247565 - Portable bioagent concentrator A portable apparatus for extracting and concentrating bioagents within a fluid medium includes a container with sample solution inlet port and traveling wave grids patterned on surfaces of the container. The traveling wave grids cause bioagents to migrate to a specified surface within the container and then to an extraction ... 11/10/05 - 20050247564 - Continuous flow particle concentrator An apparatus for extracting and concentrating bioagents within a continuously flowing fluid medium includes a flow channel fluid inlet, in which bioagents are concentrated from three dimensions to a two-dimensional transport layer in a preconcentration area. Traveling wave grids cause the preconcentrated bioagents to migrate to one side of the ... 10/27/05 - 20050236272 - Electrokinetic pump A method for altering the surface properties of a particle bed. In application, the method pertains particularly to an electrokinetic pump configuration where nanoparticles are bonded to the surface of the stationary phase to alter the surface properties of the stationary phase including the surface area and/or the zeta potential ... 09/01/05 - 20050189225 - Apparatus and method for small-volume fluid manipulation and transportation A microfluidic system has an electroosmotic flow pumping means for propelling fluids through a series of microchannels and selection valves. Pump channels are configured in groups which may be fabricated singly or in multiple groups onto a substrate. A tube filled with an immobilized polymer provides a means to apply ... 08/25/05 - 20050183957 - Micro-channel design features that facilitate centripetal fluid transfer Microfluidic devices, assemblies, and systems are provided, as are methods of manipulating micro-sized samples of fluids. Microfluidic devices having a plurality of specialized processing features that facilitate centripetal fluid transfer are also provided. ... 08/04/05 - 20050167271 - Separation systems with charge mosaic membrane An ion is eluted from an ion exchange resin (132) in a separation system (100) using an eluent generated by electrolysis of a medium. Elution is further assisted by an electrical field between two electrodes (120, 110), wherein the ion exchange resin (132) is at least partially disposed between the ... 07/28/05 - 20050161334 - Electroosmotic flow systems Electroosmotic flow systems containing two or more electroosmotic flow elements which meet at a junction, at least one of the electroosmotic flow elements having a substantial charge ratio. The electroosmotic flow elements have matching flux ratios. The electroosmotic flow elements may contain porous materials whose terminal portions are shaped to ... 07/07/05 - 20050145497 - Implementation of microfluidic components in a microfluidic system A system and method for integrating microfluidic components in a microfluidic system enables the microfluidic system to perform a selected microfluidic function. A capping module includes a microfluidic element for performing a microfluidic function. The capping module is stacked on a microfluidic substrate having microfluidic plumbing to incorporate the microfluidic ... 07/07/05 - 20050145496 - Thermal reaction device and method for using the same An M×N matrix microfluidic device for performing a matrix of reactions, the device having a plurality of reaction cells in communication with one of either a sample inlet or a reagent inlet through a via formed within an elastomeric block of the device. Methods provided include a method for forming ... ### FreshPatents.com Support |