Plastic underground tank

Receptacles – Stationary tank – Underground

Reexamination Certificate

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Details

C220S501000, C220S555000, C220S601000

Reexamination Certificate

active

07637386

ABSTRACT:
A tank has a pair of elongated, generally parallel, and hollow plastic chambers having longitudinally extending side walls and closed ends, and a transverse plastic connector tube having one end connected to and opening into one of the elongated chambers and an opposite end connected to and opening into the other of the elongated chambers.

REFERENCES:
patent: 1715466 (1929-06-01), Miller
patent: 4946056 (1990-08-01), Stannard
patent: 6180004 (2001-01-01), Drewery
patent: 6223929 (2001-05-01), Gerhard
patent: 6280614 (2001-08-01), Berg et al.
patent: 6328890 (2001-12-01), Thibault
patent: 6725519 (2004-04-01), Krejci
patent: 7195285 (2007-03-01), Rodousakis et al.
patent: 3833646 (1990-04-01), None
patent: 20105030 (2001-08-01), None
patent: 2715385 (1994-01-01), None

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