Building units and construction elements – Architectural stock material – Construction block or brick type
Design Patent
2005-11-29
2005-11-29
Delehanty, Robert A. (Department: 2914)
Building units and construction elements
Architectural stock material
Construction block or brick type
Design Patent
active
D0512162
CLAIM:
The ornamental design for a wall retaining block, as shown and described.
REFERENCES:
patent: 4490075 (1984-12-01), Risi et al.
patent: 4641470 (1987-02-01), Baumberger
patent: 5622456 (1997-04-01), Risi et al.
patent: D403437 (1998-12-01), Risi et al.
patent: 6178715 (2001-01-01), Pacitto et al.
patent: D451207 (2001-11-01), Risi
patent: 1386088 (1972-12-01), None
Delehanty Robert A.
Jagna Ltd.
Robic
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