Dissolving drain plug

Details Dissolving drain plug Dissolving drain plug

2011-08-09

2011-08-09

Baker, Lori (Department: 3751)

Baths, closets, sinks, and spittoons

Strainer, stopper, plug or closure

Plugs

Reexamination Certificate

active

07992230

ABSTRACT:
A dissolving drain plug includes a body made of a material which is adapted to dissolve within a specific time interval when exposed to a specific liquid solvent.

REFERENCES:
patent: 699982 (1902-05-01), Seabury et al.
patent: 2087592 (1937-07-01), Chesnut
patent: 4224701 (1980-09-01), Huang
patent: 5318075 (1994-06-01), Roll
patent: 5479986 (1996-01-01), Gano et al.
patent: 5795551 (1998-08-01), Powell
patent: 5860173 (1999-01-01), Herring
patent: 6026903 (2000-02-01), Shy et al.
patent: 6267001 (2001-07-01), Duncan
patent: 6619326 (2003-09-01), Pryne
patent: 2006/0254660 (2006-11-01), McIlwain

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