Roof anchor

Details Roof anchor Roof anchor

2008-03-25

2008-03-25

Spear, Robert M. (Department: 2914)

Building units and construction elements

Miscellaneous

Design Patent

active

29248990

CLAIM:
The ornamental design for a roof anchor, as shown and described.

REFERENCES:
patent: D241615 (1976-09-01), King
patent: D295368 (1988-04-01), Niwa
patent: 5011106 (1991-04-01), Cody
patent: D329196 (1992-09-01), Schor
patent: 5575130 (1996-11-01), Chiodo
patent: 5603187 (1997-02-01), Merrin et al.
patent: D436674 (2001-01-01), Lancelot et al.
patent: 6360491 (2002-03-01), Ullman
patent: D531486 (2006-11-01), Ferris
patent: 2003/0042374 (2003-03-01), Johnson et al.
patent: 2006/0059789 (2006-03-01), Sargent

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