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Class Information
Number: 73/864.22
Name: Measuring and testing > Sampler, sample handling, etc. > Capture device > Pipette or cannula > With pipette contacting second fluid supply
Description: Subject matter having means either integral with or embracing the pipette for providing a fluid other than the sample.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8683879 Sample injecting device Apr. 1, 2014
8623297 Device for the preparation and fractioned dispensing of fluid samples, dispensing system including such device and related method Jan. 7, 2014
8438939 Sample introduction system with mixing May. 14, 2013
8413490 Modular underwater sampling apparatus Apr. 9, 2013
8371181 Continuous flow pump Feb. 12, 2013
8361807 Device and method for making discrete volumes of a first fluid in contact with a second fluid, which are immiscible with each other Jan. 29, 2013
8245586 Pipetting apparatus for aspiration and dispensation of a metering fluid Aug. 21, 2012
8192982 Tissue culture microscope apparatus Jun. 5, 2012
8117927 Pipette providing sampling via back-and-forth movement of the piston Feb. 21, 2012
7987736 Device, use and method for drawing off a liquid Aug. 2, 2011
7955865 Reagent delivery apparatus and methods Jun. 7, 2011
7955864 Device and method for making discrete volumes of a first fluid in contact with a second fluid, which are immiscible with each other Jun. 7, 2011
7862774 Analyzer system and drive mechanism for same Jan. 4, 2011
7819029 Automated pipette machine Oct. 26, 2010
7814805 Automated pipette machine Oct. 19, 2010
7803626 Automatic analyzer and method for determining abnormality in dispensing of dispensing system Sep. 28, 2010
7682568 Pipette with tip container Mar. 23, 2010
7658121 Flow cytometric apparatus and method Feb. 9, 2010
7617743 Device and method for distributing measurement sample and cleaning tubes Nov. 17, 2009
7550716 Mass spectrometer Jun. 23, 2009
7467751 Methods and apparata for precisely dispensing microvolumes of fluids Dec. 23, 2008
7318359 Sampling means and system for testing a sample liquid Jan. 15, 2008
7249529 Robotically manipulable sample handling tool Jul. 31, 2007
7231839 Electroosmotic micropumps with applications to fluid dispensing and field sampling Jun. 19, 2007
7188537 Bung for an aspiration assembly Mar. 13, 2007
6948389 Dissolution test sampling Sep. 27, 2005
6948390 Flow through pipet Sep. 27, 2005
6931948 Multiple pipette and method of using the same Aug. 23, 2005
6902702 Devices and methods for producing microarrays of biological samples Jun. 7, 2005
6874699 Methods and apparata for precisely dispensing microvolumes of fluids Apr. 5, 2005
6874379 Pipet device with disposable tip Apr. 5, 2005
6869571 Device for aspirating and dispensing liquid samples Mar. 22, 2005
6734424 Method for microdispensing of fluids from a pipette May. 11, 2004
6709870 Sample extracting device and adding device Mar. 23, 2004
6706538 Microvolume liquid dispensing array Mar. 16, 2004
6676819 Methods and apparatus for automatic on-line multi-dimensional electrophoresis Jan. 13, 2004
6663353 Fluid transfer system Dec. 16, 2003
6620383 Microvolume liquid dispensing device Sep. 16, 2003
6575181 Probe wash vessel having removable inner cannula Jun. 10, 2003
6475444 Rinsing tray system Nov. 5, 2002
6456944 Automatic analyzer for monitoring pipetting operations Sep. 24, 2002
6422248 Device for cleaning pipette needles or stirrers Jul. 23, 2002
6293162 Fluid selection valve for a modular automated diagnostic apparatus Sep. 25, 2001
6228659 Method and apparatus for making arrays May. 8, 2001
6155123 Multivalving sample injection system Dec. 5, 2000
6149787 External material accession systems and methods Nov. 21, 2000
6126903 Blood cell analyzer with tube holder and cap piercer Oct. 3, 2000
6116098 Device for sampling and/or injecting fluids liable to evolve according to a reversible reaction Sep. 12, 2000
6112605 Method for dispensing and determining a microvolume of sample liquid Sep. 5, 2000
6098471 Diluting and measuring device for particle counting Aug. 8, 2000

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