Protective helmet

Details Protective helmet Protective helmet

2003-09-02

2004-07-06

McInroy, Ruth (Department: 2914)

Equipment for safety, protection, and rescue

Body restraint or protective covering

Cranial

Design Patent

active

D0492817

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

REFERENCES:
patent: D312513 (1990-11-01), Morin
patent: D331299 (1992-11-01), Kamata
patent: D340545 (1993-10-01), Kamata
patent: D351685 (1994-10-01), Kamata
patent: D406401 (1999-03-01), Simpson
patent: D406403 (1999-03-01), Simpson
patent: D411900 (1999-07-01), Puleo
patent: D421989 (2000-03-01), Cheung
patent: D445546 (2001-07-01), Gafforio
patent: D446357 (2001-08-01), Shida
patent: D449901 (2001-10-01), Morin
patent: D485947 (2004-01-01), Pelletier et al.

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