Extrusion

Details Extrusion Extrusion

2007-10-02

2007-10-02

Clark, Doris (Department: 2914)

Building units and construction elements

Architectural stock material

Extruded shape

Design Patent

active

29241015

CLAIM:
The ornamental design for an extrusion, as shown and described.

REFERENCES:
patent: 4768576 (1988-09-01), Anderson
patent: 5000242 (1991-03-01), Coddens
patent: 5282504 (1994-02-01), Anderson et al.
patent: D491280 (2004-06-01), Barnett
patent: D497678 (2004-10-01), Brabeck
patent: 6817401 (2004-11-01), Sun et al.
patent: 6901701 (2005-06-01), Lee
patent: 6932139 (2005-08-01), Early et al.
patent: 0 942 141 (1999-09-01), None

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