Building units and construction elements – Architectural stock material – Extruded shape
Design Patent
2006-04-13
2008-03-04
Clark, Doris (Department: 2914)
Building units and construction elements
Architectural stock material
Extruded shape
Design Patent
active
D0563568
CLAIM:
I claim the ornamental design for a door threshold, as shown and described.
REFERENCES:
patent: 3382617 (1968-05-01), St. Aubin
patent: 4104830 (1978-08-01), Eagle
patent: 5012614 (1991-05-01), Shea
patent: D340534 (1993-10-01), McConnell et al.
patent: 6038821 (2000-03-01), Larson et al.
patent: D447574 (2001-09-01), Fening
Clark Doris
Paparella Joseph A.
Paparella & Associates
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