Interlocking barrier

Details Interlocking barrier Interlocking barrier

2007-10-02

2007-10-02

Clark, Doris (Department: 2914)

Building units and construction elements

Prefabricated unit

Railing unit or fence

Design Patent

active

29228608

CLAIM:
The ornamental design for the interlocking barrier, as shown and described.

REFERENCES:
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patent: 5123773 (1992-06-01), Yodock
patent: 5452963 (1995-09-01), Christensen
patent: 5498101 (1996-03-01), Braverman
patent: 5531540 (1996-07-01), Wasserstrom et al.
patent: 5611641 (1997-03-01), Christensen
patent: 5639179 (1997-06-01), Jensen
patent: 5836714 (1998-11-01), Christensen
patent: 5882140 (1999-03-01), Yodock, Jr. et al.
patent: 6059491 (2000-05-01), Striefel et al.
patent: 6086285 (2000-07-01), Christensen
patent: D462126 (2002-08-01), Englund
patent: 6666616 (2003-12-01), Yodock, III et al.
patent: 6843614 (2005-01-01), Yodock, Jr. et al.

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