Helmet
Description
FIG. 1 is a front view of the invention.
FIG. 2 is a rear view of the invention.
FIG. 3 is a right side view of the invention.
FIG. 4 is a left side view of the invention; and,
FIG. 5 is a top view of the invention.
Claims
The ornamental design for a helmet, as shown and described.
Referenced Cited
U.S. Patent Documents
| 5519895 | May 28, 1996 | Barnes, Jr. |
| 5718004 | February 17, 1998 | Broersma et al. |
| D449135 | October 9, 2001 | Martin et al. |
| D449713 | October 23, 2001 | Martin et al. |
| 6317896 | November 20, 2001 | Timms et al. |
| D481494 | October 28, 2003 | Ho |
| D490572 | May 25, 2004 | Finquel |
| D490939 | June 1, 2004 | Ho |
| D504543 | April 26, 2005 | Strauss |
| 6983488 | January 10, 2006 | Foote et al. |
Patent History
Patent number: D538979
Type: Grant
Filed: Sep 16, 2005
Date of Patent: Mar 20, 2007
Inventors: Theo Grepper (Kilchberg), Martin Knopfli (Bolligen)
Primary Examiner: Ruth McInroy
Attorney: Vidas, Arrett & Steinkraus, P.A.
Application Number: 29/238,522
Type: Grant
Filed: Sep 16, 2005
Date of Patent: Mar 20, 2007
Inventors: Theo Grepper (Kilchberg), Martin Knopfli (Bolligen)
Primary Examiner: Ruth McInroy
Attorney: Vidas, Arrett & Steinkraus, P.A.
Application Number: 29/238,522
Classifications
Current U.S. Class:
Cranial (D29/102)
