Protective helmet
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Description
FIG. 1 is perspective view of a protective helmet showing my new design;
FIG. 2 is a front side elevation view thereof;
FIG. 3 is a rear side elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Claims
The ornamental design for a protective helmet, as shown and described.
Referenced Cited
U.S. Patent Documents
D306363 | February 27, 1990 | Stackhouse et al. |
D349362 | August 2, 1994 | Russell |
D354588 | January 17, 1995 | Russell |
D354589 | January 17, 1995 | Russell |
D361160 | August 8, 1995 | Russell |
D362086 | September 5, 1995 | Russell |
D375583 | November 12, 1996 | Landis et al. |
D458713 | June 11, 2002 | Cheng |
6536045 | March 25, 2003 | Wilson et al. |
6591424 | July 15, 2003 | Wang-Lee |
Patent History
Patent number: D499214
Type: Grant
Filed: Sep 2, 2003
Date of Patent: Nov 30, 2004
Assignee: Polison Corporation (Kaohsiung)
Inventor: Chen-San Cheng (Kaohsiung)
Primary Examiner: Ruth McInroy
Attorney, Agent or Law Firm: Leong C. Lei
Application Number: 29/189,181
Type: Grant
Filed: Sep 2, 2003
Date of Patent: Nov 30, 2004
Assignee: Polison Corporation (Kaohsiung)
Inventor: Chen-San Cheng (Kaohsiung)
Primary Examiner: Ruth McInroy
Attorney, Agent or Law Firm: Leong C. Lei
Application Number: 29/189,181
Classifications
Current U.S. Class:
Including Transparent Eye Shield (e.g., Welder's Mask, Glare Shield) (D29/110)
International Classification: 2902;
International Classification: 2902;