U extrusion

Details U extrusion U extrusion

2007-12-11

2007-12-11

Clark, Doris (Department: 2914)

Building units and construction elements

Architectural stock material

Extruded shape

Design Patent

active

29264698

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

REFERENCES:
patent: 3465488 (1969-09-01), Miller
patent: 5062250 (1991-11-01), Buzzella
patent: D324575 (1992-03-01), Davis
patent: 5950385 (1999-09-01), Herren
patent: D448862 (2001-10-01), Kieffer
patent: 6588155 (2003-07-01), Theune et al.
patent: 6668500 (2003-12-01), Lamberts
patent: 6708460 (2004-03-01), Elderson
patent: D488244 (2004-04-01), Schrader
patent: D489830 (2004-05-01), Barnett
patent: 6871470 (2005-03-01), Stover
patent: D511013 (2005-10-01), Bullock, Jr. et al.
patent: D511217 (2005-11-01), Bullock, Jr. et al.
U.S. Appl. No. 29/264,696, filed Aug. 16, 2006, Bullock.
U.S. Appl. No. 29/264,697, filed Aug. 16, 2006, Bullock, Jr.

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