Door knob-mounted air freshener device

Fluid sprinkling – spraying – and diffusing – With means operated by art device

Reexamination Certificate

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Details

C239S289000, C239S239000, C239S320000, C239S321000, C239S322000, C239S333000, C222S192000, C222S386000

Reexamination Certificate

active

06997394

ABSTRACT:
An air freshener dispenser mechanism is incorporated into a door knob whereby when a door is pushed open, air freshener is dispensed into a room in advance of a person entering the room.

REFERENCES:
patent: 1633988 (1927-06-01), Jones
patent: 2817560 (1957-12-01), Barnard et al.
patent: 3994440 (1976-11-01), Mancini
patent: 4082351 (1978-04-01), Chrones
patent: 4914554 (1990-04-01), Sowers
patent: 5008551 (1991-04-01), Randolph
patent: 5060864 (1991-10-01), Nishi et al.
patent: 5495641 (1996-03-01), Going et al.
patent: 5967412 (1999-10-01), Lee

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