Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition
Reexamination Certificate
2003-02-10
2008-10-14
Warden, Jill (Department: 1743)
Chemical apparatus and process disinfecting, deodorizing, preser
Control element responsive to a sensed operating condition
C422S091000, C204S456000, C204S600000, C204S606000
Reexamination Certificate
active
07435388
ABSTRACT:
Applicator of a fluid sample on a substrate, wherein at least an applying blade substantially of rectangular shape in its turn defining a body of the blade, a tip of the blade and two facing side edges of the blade, wherein each blade has a drain of the body of the blade stretching between the facing side edges of the blade, the drain defining a physical barrier for the fluid sample; and at least one calibrated retention aperture of the fluid sample, put between the tip of the blade and the drain of the blade, the at least one aperture being calibrated in order to keep on its inside an exactly defined amount of fluid sample.
REFERENCES:
patent: 3616387 (1971-10-01), Siebert
patent: 3855846 (1974-12-01), Forget
patent: 4086372 (1978-04-01), Golias
patent: 11 80 166 (1961-12-01), None
patent: 25 41 965 (1976-04-01), None
patent: 27 04 096 (1978-08-01), None
patent: WO 94 08234 (1994-04-01), None
patent: WO 95 20155 (1995-07-01), None
patent: WO 97/42496 (1997-11-01), None
Alfa Wassermann S.p.A.
Bucknam and Archer
Handy Dwayne K.
Warden Jill
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