Protective headgear device

Details Protective headgear device Protective headgear device

2011-08-16

2011-08-16

McInroy, Ruth (Department: 2917)

Equipment for safety, protection, and rescue

Body restraint or protective covering

Face, mouth, or ear

Design Patent

active

D0643578

CLAIM:
The ornamental design for a protective headgear device, as shown and described.

REFERENCES:
patent: 2435100 (1948-01-01), Rasmussen
patent: D215138 (1969-09-01), Mackey
patent: 4982451 (1991-01-01), Graham
patent: D315812 (1991-03-01), Cionni
patent: D375825 (1996-11-01), Whidden
patent: D446609 (2001-08-01), Hill
patent: D478692 (2003-08-01), Gessner
patent: D547500 (2007-07-01), Karrman
patent: 2002/0170106 (2002-11-01), Ducker Lebherz
patent: 2008/0307562 (2008-12-01), Tipp
patent: 2008/0307565 (2008-12-01), Le Gette et al.
patent: 2009/0013448 (2009-01-01), Drosihn

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