Welding helmet
Description
Claims
The ornamental design for a welding helmet, as shown and described.
Referenced Cited
U.S. Patent Documents
D393933 | April 28, 1998 | Huh |
D394732 | May 26, 1998 | Huh |
D398421 | September 15, 1998 | Crafoord et al. |
5857215 | January 12, 1999 | Fergason et al. |
D482502 | November 18, 2003 | Huh |
D524991 | July 11, 2006 | Martin et al. |
D527849 | September 5, 2006 | Huh |
D530864 | October 24, 2006 | Huh |
D540989 | April 17, 2007 | Huh |
D540990 | April 17, 2007 | Huh |
D553802 | October 23, 2007 | Huh |
Patent History
Patent number: D565800
Type: Grant
Filed: Dec 5, 2006
Date of Patent: Apr 1, 2008
Inventor: Jisheng Wang (Taian, Shandong Province)
Primary Examiner: Ruth McInroy
Attorney: Manelli Denison & Selter PLLC
Application Number: 29/269,605
Type: Grant
Filed: Dec 5, 2006
Date of Patent: Apr 1, 2008
Inventor: Jisheng Wang (Taian, Shandong Province)
Primary Examiner: Ruth McInroy
Attorney: Manelli Denison & Selter PLLC
Application Number: 29/269,605
Classifications
Current U.S. Class:
Including Transparent Eye Shield (e.g., Welder's Mask, Glare Shield) (D29/110)