Hard hat sun shade

Details Hard hat sun shade Hard hat sun shade

2007-10-30

2009-02-03

McInroy, Ruth (Department: 2915)

Equipment for safety, protection, and rescue

Body restraint or protective covering

Element or attachment

Design Patent

active

D0586052

CLAIM:
The ornamental design for a hard hat sun shade, as shown and described.

REFERENCES:
patent: 3828366 (1974-08-01), Conrad et al.
patent: 4920576 (1990-05-01), Landis
patent: 5025507 (1991-06-01), Kirby
patent: D318147 (1991-07-01), Russell
patent: 5035004 (1991-07-01), Koester
patent: 5355535 (1994-10-01), Bruder
patent: 5493734 (1996-02-01), Nieves-Rivera
patent: 5603120 (1997-02-01), Gifford
patent: 5617584 (1997-04-01), Brennan
patent: 5970514 (1999-10-01), Wang-Lee
patent: D539987 (2007-04-01), Love

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