Building units and construction elements – Prefabricated unit – Closure
Design Patent
2001-01-25
2003-04-01
Clark, Doris (Department: 2914)
Building units and construction elements
Prefabricated unit
Closure
Design Patent
active
D0472647
CLAIM:
The ornamental design for a window frame assembly, as shown and described.
REFERENCES:
patent: 2771970 (1956-11-01), Geyser
patent: D248242 (1978-06-01), Huelsekopf
patent: D394116 (1998-05-01), Plummer
Clark Doris
Perkins & Will, S.E.
Sutherland & Asbill & Brennan LLP
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