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| Number | Title | Issue Date |
| 4933066 | Apparatus for mounting a diffusion-limiting membrane for a sensor An apparatus for mounting a diffusion-limiting membrane for a sensor in which a mounting member for mounting a diffusion-limiting membrane holding plate is movable toward and away from an enzyme electrode unit and in which, with the mounting member positi... | 06/12/1990 |
| 4931400 | Device for pouring washing water onto multi-well plates A device for forcing liquid into the wells of a multi-well plate, comprising a tank having an interior for holding a liquid, the tank including a bottom portion having multiple fine orifices spaced for registry with each of the multiple wells of the plate... | 06/05/1990 |
| 4929330 | Diffusion-limiting membrane holding means for sensor A diffusion-limiting membrane holding means for a sensor comprising: a slender resilient thin plate, of which one shorter side serves as an engagement side, and of which one longer side is provided at its predetermined position with an engagement portion,... | 05/29/1990 |
| 4925630 | Sample vials tray For vial samples of milk collected along a route of dairy farms, a sample vials tray is provided of foldable mode that can be readily accommodated within the limited-volume ice chest of the route agent's truck. At the agent's milk processing plant, the sa... | 05/15/1990 |
| 4910148 | Magnetic separation of magnetized particles from biological fluids A method and device are provided for separating magnetized particles from biological fluids. Cells such as cancer cells coated with magnetized particles can be separated from uncoated healthy cells. A fluid mixture of cancer cells, healthy cells and magne... | 03/20/1990 |
| 4910146 | Automated plant culture proliferation system An automated plant tissue proliferation system in which mature plants within a culture vessel are cut into a plurality of plugs using a die type cutter block. The cutter block is moved using a pick and place actuator to a work station where any extraneous... | 03/20/1990 |
| 4895805 | Cell manipulating apparatus Disclosed is a cell manipulating apparatus for conveying cells to a plurality of chambers provided in a chamber plate. The apparatus comprises a taking-up device adapted to take up cells to the respective taking up portions of a carrier plate placed in po... | 01/23/1990 |
| 4851115 | Separator with movable receptacles A separator comprises a central casing including an upper disk and a lower disk, both disks having a plurality of openings, and a plurality of columns extending between the upper and lower disks and in communication with the plurality of openings, an uppe... | 07/25/1989 |
| 4822741 | Biocompatible polyorganosiloxane composition for cell culture apparatus A polyorganosiloxane composition having a biocompatible surface thereon is disclosed. The biocompatible surface results from the derivatization, or amination, of the surface intended for cell contact. More specifically, the present invention is a polyorga... | 04/18/1989 |
| 4800160 | Process and apparatus for producing immobilized enzyme granules Enzyme-containing granules are produced by forming drops of a gellable enzyme-containing liquid with a rotating disc and bringing the drops in contact with a gelling solution. The disc is preferably contained in a column, and the gelling solution flows do... | 01/24/1989 |
| 4762795 | Device based on an inorganic crystalline matter connected to a source of energy and use of said device for improving bacterial metabolism This invention relates to a device constituted by a mixture of phyllosilicate and glucose powder, in which is embedded a filament connected to a source of alternating current. The mixture is contained in an inert envelope, the whole being contained in a c... | 08/09/1988 |
| 4752586 | Apparatus for encapsulating biological active substances into erythrocytes This invention relates to a process for the encapsulation in human or animal erythrocytes of at least one substance having a biological activity, characterized in that the primary compartment of at least one dialysis element is continuously supplied with ... | 06/21/1988 |
| 4726903 | Continuous flow separation or mixing by electrophoresis with moving boundary sorption A continuous process for separating charged components of a fluid mixture is disclosed which comprises forming a sorption zone and a desorption zone, said sorption and desorption zones being separated by a boundary of a sorbent material which continuously... | 02/23/1988 |
| 4661451 | Methods for immobilizing and translocating biological cells Apparatus for immobilizing biological cells based on the dielectric properties of biological cells. An inhomogeneous electric field emanating from a grid point location or other contact area is created and attracts the biological cell into contact therewi... | 04/28/1987 |
| 4626509 | Culture media transfer assembly A system for transferring liquid to a multi-well culture plate which includes a machine having a frame upon which is mounted a platform for supporting the culture plate, a transfer plate above the platform and a piston plate above the transfer plate. The ... | 12/02/1986 |
| 4556639 | Method and apparatus for dislodging cultured cells A method for dislodging cultured cells has the steps of preparing a culture container which has a growing surface on which cultured cells are grown, and which is filled with a culture solution in contact with the cultured cells, supporting the culture con... | 12/03/1985 |
| 4501360 | Packing, in particular for transporting and dispatching products, for example biological products The packing, in particular for transporting and dispatching for example biological products, comprises a case body 1 subdivided into suitably calibrated receiving cavities 2, 3, 4 for receiving containers (for example tubes 7) of the products to be transp... | 02/26/1985 |
| 4496657 | Microplate washer A novel apparatus is disclosed for the alternate filling and evacuation of all wells simultaneously of a multi-well microplate. The apparatus consists of a flat, horizontally disposed vacuum chamber having an upper plate and a lower plate, with a rectangu... | 01/29/1985 |
| 4493896 | Dual chamber microplate washer A novel apparatus is disclosed for the alternate filling and evacuation of all wells simultaneously of a multi-well microplate. The apparatus consists of a flat, horizontally disposed distribution head comprised of an upper and a lower chamber formed by t... | 01/15/1985 |
| 4413059 | Apparatus for preparing single cell suspension A method and apparatus for preparing a liquid suspension of single, independent tissue cells for, e.g., subsequent cell proliferation as by in vitro culturing, is disclosed. The method involves introducing the combination of subdivided tissue and liquid m... | 11/01/1983 |
| 4407958 | Slant culture tube rack Test tube rack for holding a plurality of test tubes in an upright position and further adapted for holding the test tubes at slant angles of 5° from horizontal and 20° from horizontal for the preparation and growth of agar slant tube cultures or liquid... | 10/04/1983 |
| 4395397 | Apparatus and method for killing unwanted cells Method and apparatus for removing, from a flowing liquid stream containing a suspension of living cells, a subpopulation of unwanted cells having one or more characteristics distinguishing them from the rest of the living cells. The method includes detect... | 07/26/1983 |
| 4375407 | High gradient magnetic separation device An improved high gradient magnetic separation device wherein field gradients are produced by applying a relatively uniform magnetic field to a matrix of filamentary ferromagnetic material contained in a separation chamber, the improvement comprising provi... | 03/01/1983 |
| 4363783 | Apparatus for specimen treatment Apparatus for fixation, dessication, and embedding of biologic specimens for microscopic, especially electron microscopic studies having compartment for treating specimens held in liquid permeable specimen holders, a supply of treatment liquid connected t... | 12/14/1982 |
| 4353989 | Chemical synthesis apparatus for preparation of polynucleotides An apparatus for the stepwise synthesis of polynucleotides in which the polynucleotide chains are extended in stepwise fashion from a modified form of polymer support to which the first unit is linked comprises a reaction column containing the polymer sup... | 10/12/1982 |
| 4287306 | Apparatus for generation of anaerobic atmosphere A gas generating package includes tablets or other material, which when contacted with water generates both hydrogen and carbon dioxide. A catalyst for the hydrogen-oxygen reaction is applied to the exterior of the package, with the exterior of the packag... | 09/01/1981 |
| 4264739 | Sparger for cell culture system A sparger for mass cell culture systems is formed from an elongated tube having a plurality of ports.... | 04/28/1981 |
| 4259079 | Method and apparatus for electrical separation of molecules Method and apparatus for analysis of certain molecules in the presence of other molecules in a flowing stream which comprises: Controlled dispensing of sample and reagents into a flowing stream; novel electrical separation apparatus; separation of certain mole... | 03/31/1981 |
| 4065359 | Cell removing device Apparatus for physically removing cells in a sterile manner from a disc stack on which the cells have been cultured comprises a substantially shaft-like member having at least one butressed rod-like member mounted at substantially a right angle to the axi... | 12/27/1977 |
| 4060457 | Apparatus for growing animal cells An apparatus for growing animal cells of this invention comprises tubes with a hole near bottom of each tube and a variable angle tube holder. Cells may be attached and proliferated in the tubes which contain a nutrient medium, which can be removed simply... | 11/29/1977 |
| 4004981 | Cell removing device Apparatus for physically removing cells in sterile manner from a disc stack on which the cells have been cultured comprises a substantially shaft-like member having at least one rod-like member mounted at substantially a right angle to the axis of the sha... | 01/25/1977 |
| 3989599 | Process and apparatus for liquid and gas separation An apparatus and process for separating liquid and gas from a fermenter without allowing infecting organisms to penetrate back into the fermenter. A cyclone separator has a liquid outlet in its lower portion with an aseptic steam lock means which maintain... | 11/02/1976 |
