Safety helmet

The ornamental design for a safety helmet, as shown and described.

FIG. 1 is a perspective view of a safety helmet showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The fastening belt is removed in FIGS. 2-6 for clarity of illustration.

Patent	Priority	Assignee	Title
7376980,	Apr 20 2005	Specialized Bicycle Components, Inc.	Bicycle helmet
7698750,	May 19 2006	Specialized Bicycle Components, Inc.	Bicycle helmet with reinforcement structure
7913325,	May 19 2006	Specialized Bicycle Components, Inc.	Bicycle helmet with reinforcement structure
D417755,	Oct 05 1998		Bicycle helmet
D431327,	Dec 17 1999		Toddler helmet
D671272,	Jan 28 2011	D H ANDERSON HOLDINGS INC	Helmet
D672095,	Jan 28 2011	D H ANDERSON HOLDINGS INC	Helmet
D691329,	May 04 2010	D H ANDERSON HOLDINGS INC	Safety helmet
D724788,	Apr 19 2013	POC Sweden AB	Helmet

Patent	Priority	Assignee	Title
4903348,	Sep 26 1988	FLEET NATIONAL BANK AS ADMINISTRATIVE AGENT	Helmet with strap holder
4903350,	Jun 28 1988	Giro Sport Design, Inc.; GIRO SPORT DESIGN, INC	Aerodynamically streamlined bicycle racing helmet
5231703,	May 31 1991	9001 6262 QUEBEC INC	Protective headgear
D303851,	Jun 10 1986	FLEET NATIONAL BANK, AS ADMINISTRATIVE AGENT	Bicyclist's helmet
D309961,	Jul 17 1987	CHASE MANHATTAN INTERNATIONAL LIMITED	Bicyclist's helmet
D319112,	Sep 22 1988	FLEET NATIONAL BANK, AS ADMINISTRATIVE AGENT	Cyclist helmet
D335366,	Jan 08 1991	MELAS, INC	Helmet
D347300,	Aug 23 1989	FLEET NATIONAL BANK, AS ADMINISTRATIVE AGENT	Ventilated bicycle helmet
D347711,	Dec 29 1988	GENERAL ELECTRIC CAPITAL CORPORATION, AS ADMINISTRATIVE AGENT	Cycling helmet
D351684,	Dec 15 1992		Rider's safety helmet

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