Building units and construction elements – Architectural stock material – Extruded shape
Design Patent
2000-06-07
2001-04-17
Clark, Doris (Department: 2914)
Building units and construction elements
Architectural stock material
Extruded shape
Design Patent
active
D0440668
CLAIM:
The ornamental design for a replacement head for single hung window, as shown and described.
REFERENCES:
patent: D. 378430 (1997-03-01), Dallaire et al.
Gursky Stanley
Habeck Jerome Carl
Levine David S.
Westphal Dennis C.
CertainTeed Corp.
Clark Doris
Duane Morris & Heckscher LLP
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