Building units and construction elements – Stair – ladder – scaffold – or similar support – Element or attachment
Design Patent
1999-10-15
2002-01-01
Clark, Doris (Department: 2914)
Building units and construction elements
Stair, ladder, scaffold, or similar support
Element or attachment
Design Patent
active
D0452742
CLAIM:
The ornamental design for step for climbing wall surface, as shown and described.
REFERENCES:
patent: 4869342 (1989-09-01), Borst
patent: D304376 (1989-10-01), Robertson
U.S. application No. 29/106,669, filed Jun. 22, 1999, pending.
U.S. application No. 29/108,855, filed Aug. 5, 1999, pending.
U.S. application No. 29/108,856, filed Aug. 5, 1999, pending.
Clark Doris
Miyama Kogyo Co., Ltd.
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