Plant husbandry – Plant irrigators and/or fertilizers – apparatus or method
Reexamination Certificate
2008-07-15
2010-11-16
Swiatek, Rob (Department: 3643)
Plant husbandry
Plant irrigators and/or fertilizers, apparatus or method
C047S06200C, C137S624110, C239S070000
Reexamination Certificate
active
07832142
ABSTRACT:
A nutrient dispensing system which connects to a pressurized water supply includes a gravity dispenser, a pressure dispenser, and a valve which selectively connects the pressurized water supply to one of the gravity dispenser and the pressure dispenser. In a first mode of operation, gravity dispenser only is used. In a second mode of operation, pressure dispenser only is used. And in a third mode of operation the gravity dispenser and the pressure dispenser are used simultaneously.
REFERENCES:
patent: 4300311 (1981-11-01), Marchant
patent: 4527353 (1985-07-01), Newby
patent: 4561566 (1985-12-01), Slobodnik
patent: 2005/0133613 (2005-06-01), Mayer et al.
Clerkley Danielle
Masters Ted
Swiatek Rob
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