US PATENT SUBCLASS 73 / 864.22
.~.~.~ With pipette contacting second fluid supply

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

863  DF  SAMPLER, SAMPLE HANDLING, ETC. {11}
864  DF  .~ Capture device {9}
864.01  DF  .~.~ Pipette or cannula {7}
864.22.~.~.~ With pipette contacting second fluid supply

DEFINITION

Classification: 73/864.22

With pipette contacting second fluid supply:

(under subclass 864.01) Subject matter having means either integral with or embracing the pipette for providing a fluid other than the sample.

(1) Note. The second fluid is usually for cleaning or

rinsing the tube, or diluting or dividing the sample into segments.

SEE OR SEARCH THIS CLASS, SUBCLASS:

864.12, for pipettes with interior diluent supply means.

864.25, for sampling devices wherein the tube is mounted for both longitudinal movement and transverse movement, the transverse movement being to a position to pick up a secondary fluid.