Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition
Reexamination Certificate
2007-04-10
2007-04-10
Warden, Jill (Department: 1743)
Chemical apparatus and process disinfecting, deodorizing, preser
Control element responsive to a sensed operating condition
C422S091000, C422S105000, C222S583000, C101S494000, C436S180000, C073S864020
Reexamination Certificate
active
10048132
ABSTRACT:
The invention relates to a sample dispenser, for the application of liquid samples on to a sample absorbing area, with a sample dispenser body (1) having at its end a sample pick-up surface (5) bounded by a continuous edge (6), wherein the sample pick-up surface (5) is provided with a recess (7) such that, when the sample pick-up surface (5) is dipped into a sample reservoir, a droplet of liquid sample of predetermined size adheres to the sample pick-up surface (5) and by placing of the sample pick-up surface (5) on the sample absorbing area is completely dispensed, and wherein the recess (7) is in the form of a flat recess (7), that is to say, it has a depth which is less than its width.The sample dispenser according to the invention is of very simple design. In using it, the desired sample amount to be transferred is determined by the flat recess of the sample pick-up surface and can be reproduced very precisely.
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Heimberg Wolfgang
Schmidt Christina
F. Hoffman-LaRoche AG
Nagpaul Jyoti
Rankin, Hill Porter & Clark LLP
Warden Jill
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