| Patent Number |
Title Of Patent |
Date Issued |
| D569988 |
Mixer for laboratories |
May 27, 2008 |
|
| D548358 |
Pipette |
August 7, 2007 |
|
| D465853 |
Pipette tip |
November 19, 2002 |
|
| D441873 |
Rotor for a centrifuge |
May 8, 2001 |
|
| D437419 |
Cuvette |
February 6, 2001 |
|
| 7462473 |
Use of food colours to dye enzyme solutions |
December 9, 2008 |
| The present invention relates to the use of food colors for coloring enzyme solutions, to enzyme solutions provided with food colors as well as their use. |
| 7427503 |
Method for transferring material in a cell system |
September 23, 2008 |
| Described is a method for method for transferring material through the membrane of at least one cell, wherein the transfer is carried out in the presence of trehalose. This method is applicable in particular in the field of genetic engineering and biotechnology. |
| 7421913 |
Pipette |
September 9, 2008 |
| Pipette having an axially relocatable control button, a pressure sensor, which is integrated into the control button, a lifting rod, coupled with the control button and having a stopping bead, a hollow driving spindle, accommodating the lifting rod and being axially relocatable, a twisti |
| 7414724 |
Light diffuser used in a testing apparatus |
August 19, 2008 |
| An apparatus for photometrically testing several specimens each irradiated by a light source, the light altered by the specimens being detected by an optical device and analyzed, the apparatus including a light source, a plurality of sample holders configured adjacent to one another on a |
| 7408704 |
Device for optically controlled micro-manipulation of biological specimens |
August 5, 2008 |
| A device for an optically controlled micro-manipulation of biological specimens includes at least one micro-manipulator with at least one motor-displaceable cytotechnical instrument holder elements, and a microscope which has at least one functional motor-displaceable element coupled |
| 7402440 |
Proportioning system and process for operating a proportioning system |
July 22, 2008 |
| A proportioning system, comprising at least one tool, a programmable electronic storage device disposed on the tool, a proportioning device including a device for releasably mounting the tool, a device for actuating the tool, and a device for controlling of the device for actuating t |
| 7364898 |
Customized micro-array construction and its use for target molecule detection |
April 29, 2008 |
| The present invention relates to a detection and quantification method of different sets of target molecules (1, 3), being possibly present simultaneously in a biological sample by the use of a microarray present upon a solid support surface (6) and comprising different sets (A, B) of |
| 7358077 |
Method and device for electroporation of biological cells |
April 15, 2008 |
| Described are methods for electrical treatment of biological cells, in particular using electrical field pulses, involving the steps: arrangement of the cells (1) on apertures (2) of a solid planar carrier element (3) which divides a measuring chamber (10) into two compartments (11, |
| 7347977 |
Microtitration plate |
March 25, 2008 |
| A microtitration plate has a frame (2) made of a first stiff plastic and having a plate (4) with multiplicity of holes (2'), and a multiplicity of vessels (3) made of a second plastic suited for the PCR and/or exhibiting permeability to oxygen, which are fixedly connected to the plate (4 |
| 7320260 |
Pipetting device with a displacement device and a drive device releasably connected therewith |
January 22, 2008 |
| Pipetting device with a displacement device with a displacement chamber with a displaceable limiter, a attachment for connecting to a pipette tip and a connecting channel between the displacement chamber and the free end of the attachment, a drive device for driving the displaceable |
| 7219800 |
Modular array arrangements |
May 22, 2007 |
| The present invention pertains to modular array arrangements comprising a carrier and at least one insert for attachment to said carrier, which at least one insert may be positioned in or on said carrier in a predetermined, fixed orientation. In addition, the present invention relate |
| 7217395 |
Piezoelectrically controllable microfluid actor system |
May 15, 2007 |
| A piezoelectrically controllable microfluid actor system, comprising a planar substrate which has at least one cavity on at least one side and has at least one passage which has an aperture in the cavity, and at least one diaphragm which has its border mounted on one side of the subs |
| 7197948 |
Method of dosing liquid volumes and apparatus for the execution of the method |
April 3, 2007 |
| Method for dosing liquid volumes, wherein a sample pickup portion with a pickup volume, the boundary of which is perforated with a liquid passage guiding to the outside and a gas passage, is dipped into a liquid with the liquid passage, a negative pressure is suddenly applied to the gas |
| 7157257 |
Method of treating biological cells and/or their cell components with electrical fields |
January 2, 2007 |
| A method is described for treating biological cells and/or their cell components with electrical fields in a reaction medium, in which an inhibitor is added to the reaction medium to counteract the action of enzymes that break down protein. |
| 7153433 |
Use of functionalized porous membranes or matrices for purification of nucleic acids and corresp |
December 26, 2006 |
| Application of a functionalized porous membrane to purify nucleic acids, the binding properties of the membrane with respect to nucleic acids being adjustable by controlling the conditions of an ambient medium. The membrane is functionalized by deprotonated groups. |
| 7150708 |
Laboratory centrifuge with swing-out containers and aerodynamic cladding |
December 19, 2006 |
| The invention relates to a laboratory centrifuge rotor (1) running in air and devoid of an air chamber, comprising rotor arms (2) ending in fork arms (4), containers (6) swinging out on pivot pins (5) being suspended between said arms (2), said rotor being characterized in that an ae |
| 7146867 |
Proportioning device |
December 12, 2006 |
| A proportioning device, comprising a manually operable actuating device, a sensor associated with the actuating device for detecting a force manually exerted on the actuating device, an electric driving motor, an electric control connected to the sensor and electric driving motor for |
| 7118709 |
Method and apparatus for tempering specimens |
October 10, 2006 |
| A method for tempering at least one sample wherein an plastic-based electrically conductive material of a specimen carrier consisting at least partially of this material for at least one specimen is applied to by an electric current/an electric voltage which causes a resistance heati |
| 7102131 |
Device for photometric measurement of several samples |
September 5, 2006 |
| A device for photometric measurement of several samples (12) that are exposed to radiation from a light source (14) associated therewith. The light modified by the samples (12) is intercepted by an optical device (19) and is guided as a sum of all the light radiated from all samples |
| 7067086 |
Microfluidic accumulating and proportioning component |
June 27, 2006 |
| A microfluidic accumulating and proportioning component, including: a reservoir including an aeration port and an outlet disposed below for a liquid, capillary cavities in the reservoir, a displacement chamber which is disposed at least partly at the same level as the reservoir, with a |
| 7060488 |
Stacked array of reaction receptacles |
June 13, 2006 |
| A configuration of mini-volume reaction receptacles (1, 16, 41) of which the receptacle housings (2, 17) each enclose an elongated chamber (3, 18, 42) of which the ends are connected to apertures (6, 7, 20, 22) formed in the receptacle housing. The receptacle housings have identical base |
| 7029040 |
Locking device of a closure with a housing |
April 18, 2006 |
| A device for locking a closure (2) with a housing includes at least one swiveling lever (8), a drive (19) for pivoting the at least one swiveling lever 98) about an axis of rotation and having teeth (20) which interact with teeth (10) provided on the marginal area of the swiveling lever |
| 7008787 |
Chamber for the treating cells contained in a suspension in an electric field |
March 7, 2006 |
| A chamber for treating cells contained in a suspension in an electric field, the chamber having a vessel for holding the suspension and at least two electrodes with electrode surfaces that face each other. The suspension may be placed between the electrode surfaces and the electrodes |
| 7005109 |
System for handling liquid samples |
February 28, 2006 |
| A system for handling liquid samples, comprising at least two superposed and interconnected planar elements between which a well for a liquid sample is formed which extends between an outwardly leading mouth to receive and/or deliver a liquid sample and an outwardly leading passage t |
| 6917035 |
Covering for the apertures of reaction receptacles constituted in microtitration plates |
July 12, 2005 |
| A covering for apertures of reaction receptacles formed in a microtitration plate, including a hermetic, elastically deforming mat or foil, a frame, and connecting elements. The mat or foil, upon planar deposition on the microtitration plate and following compression, seals the apertures |
| 6910395 |
Pipetting device |
June 28, 2005 |
| A pipetting device for detachably mountable pipette tips, comprising a moving device, a piston movable by the moving device in a cylinder to displace a column of air, an attachment stem for mounting a pipette tip, with an aperture having a connection to the cylinder at the free end, two |
| 6872570 |
Laboratory method for tempering reaction samples |
March 29, 2005 |
| A laboratory device for jointly tempering reaction samples in at least two steps in respectively assigned, specified temperature ranges, which are carried out repeatedly and consecutively as sequences of steps, the laboratory tempering device, in one step of the sequences of steps, b |
| 6866621 |
Laboratory centrifuge, comprising refrigeration unit |
March 15, 2005 |
| A laboratory with a rotor driven by a centrifuge electric motor and a cooling unit driven by an electrical cooling motor, wherein the centrifuge motor is formed as a frequency-controlled induction motor fed from a frequency converter controlled by a control unit and having a centrifuge |
| 6825591 |
Method for controlling a piezoelectric drive and a piezoelectric drive for the implementation of |
November 30, 2004 |
| A method for controlling a piezoelectric drive wherein a required voltage to be applied to a piezoactuator for a desired deflection of the piezoactuator is determined by means of the deflection characteristic curve of the piezoactuator, the piezoactuator is supplied with a current by |
| 6819437 |
Apparatus for handling liquids and a process for operating the device |
November 16, 2004 |
| An apparatus for handling liquids and including a lighting installation for lighting an approximately punctiform illumination point in the room, an approximately punctiform light-receiving device having a photodetector for providing a measuring signal dependent on the intensity of the li |
| 6803594 |
Measuring system for optically determining concentration of turbid liquid samples |
October 12, 2004 |
| Optical measuring system for determining the concentration, particularly of turbid liquid samples, comprising a measuring volume for taking up the liquid samples to be measured, a plurality of several photometric channels, each comprising a light source and a light sensor on opposite |
| 6783025 |
Lid type vessel |
August 31, 2004 |
| A lid type vessel of an elastic plastic material for laboratory use, specifically in the PCR procedure, comprising a tubular vessel which has a vessel bottom at one end and a vessel opening at the other end, a lid which has a lid bottom and has at least one hollow cylinder on one side of |
| 6774616 |
System for detecting fluids in a microfluidic component |
August 10, 2004 |
| A system for detecting fluids in a microfluidic component having at least one microchannel including a limitation wall which has two surfaces which, facing the microchannel in a transparent area, are inclined towards each other at an acute angle, with the system further including a photo |
| 6767512 |
Temperature-regulating block with temperature-regulating devices |
July 27, 2004 |
| The invention concerns a thermostated block for laboratory thermostats and comprising wells at a wells side to receive and make large-area contact with the parts of vials filled with sample liquids and comprising at least two heat regulating devices contact the thermostated block in ther |
| 6758106 |
Liquid proportioning method and apparatus for implementing the method |
July 6, 2004 |
| A liquid proportioning method using a chamber for a gas and a reception volume connectable thereto for a liquid with an aperture to the environment, wherein a desired volume is predetermined for the liquid to be taken up by the reception volume, a chamber negative pressure is determi |
| 6746391 |
Swing-out-rotor laboratory centrifuge with noise abatement system |
June 8, 2004 |
| A laboratory centrifuge including at least one bucket receiving sample liquids and mounted in a swing-out manner on a rotationally driven rotor and further including a noise abatement system to reduce the bucket-generated noise. The system has at least one turbulence generator mounte |
| 6673086 |
Apparatus for the micro-dissection of tissue |
January 6, 2004 |
| An apparatus for the micro-dissection of tissue with a fine needle, which is arranged on holder movable in space along three axes and the tip of which can be moved with the holder relative to the tissue, which is to be severed, wherein the needle is coupled with an oscillating drive |
| 6666978 |
Apparatus producing a vacuum in several cavities of a microtitration filter plate, and correspon |
December 23, 2003 |
| An apparatus producing a vacuum in several cavities configured in a microtitration filter plate, each cavity having an upper sample liquid input aperture and a lower aperture fitted with a filter covering the aperture cross-section. The apparatus includes a device that produces a vac |
| 6616897 |
Tempering device for laboratory vessels |
September 9, 2003 |
| A tempering device for laboratory vessels and having a liquid-tight housing formed, at least partially, of a plastic dyed with a heat sensitive dye and filled, at least partially, with a tempering medium, and further having depressions extending into the housing. |
| 6575209 |
Proportioning head |
June 10, 2003 |
| A proportioning head comprising a head plate, a multiplicity of pipette tips in plastic in a matrix array the tip apertures of which are disposed below the head plate and which are mounted at top of the head plate wherein the upper apertures of the pipette tips are accessible from the |
| 6545144 |
Method for isolating nucleic acids from a liquid sample containing nucleic acids |
April 8, 2003 |
| A method for the isolation of nucleic acids from a liquid sample, which contains nucleic acids, using a filtering device, which has pores, through which the sample is allowed to flow in the course of the isolation, the nucleic acids, and contained in the sample, being retained selectivel |
| 6499515 |
Gas cushion proportioning microsystem |
December 31, 2002 |
| A gas cushion proportioning microsystem to proportion liquid volumes in the microliter and sub-microliter ranges, comprising a liquid reservoir including a storage space for the liquid being proportioned the boundary line of which is broken through by an outwardly leading liquid passage |
| 6499365 |
Electronic metering device |
December 31, 2002 |
| An electronic metering device with a drive comprising an electric drive motor, at least one displacement device comprising a piston fixed to an axle drivable by the drive, for metering the fluid, and an electronic control for the drive motor, with a transducer which converts a feed v |
| 6440370 |
Repeater pipette with a hydraulic operating device |
August 27, 2002 |
| A pipetting system including a syringe (2), a working piston (5) connectable with the syringe piston (24) and extending into a working chamber (3), an actuating piston (7) extending into the working chamber, and a storage chamber (4) connected with the working chamber (3) by a valve |
| 6425296 |
Suction device |
July 30, 2002 |
| Suction device to draw off sample liquids from filtration vessels to recipient vessels including an evacuable chamber, which has an upper opening with a continues circular sealing surface for marginally supporting at least one filtration vessel mountable in place from top and may be |
