Protective helmet

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FIG. 1 is a left side view of a protective helmet showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a top view thereof.


We claim the ornamental design for a protective helmet, as shown and described.

Patent History
Patent number: D677006
Type: Grant
Filed: Jan 13, 2011
Date of Patent: Feb 26, 2013
Inventors: Anton Pfanner (Hohenems), Martin Greber (Goetzis)
Primary Examiner: Ruth McInroy
Application Number: 29/383,170
Current U.S. Class: Cranial (D29/102)