Safety helmet
Description
Claims
I claim the ornamental design for a safety helmet, as shown and described.
Referenced Cited
U.S. Patent Documents
D186652 | November 1959 | Hale |
D436695 | January 23, 2001 | Ho |
D452942 | January 8, 2002 | Ho |
D535059 | January 9, 2007 | Lam |
D572865 | July 8, 2008 | Baker |
D575457 | August 19, 2008 | Ho et al. |
D602640 | October 20, 2009 | Ho |
D602641 | October 20, 2009 | Ho |
D602642 | October 20, 2009 | Ho |
D602643 | October 20, 2009 | Ho |
D602644 | October 20, 2009 | Ho |
D608504 | January 19, 2010 | Baker |
Patent History
Patent number: D670438
Type: Grant
Filed: Sep 1, 2011
Date of Patent: Nov 6, 2012
Inventor: Chang-Hsien Ho (Taoyuan County)
Primary Examiner: Ruth McInroy
Attorney: Rosenberg, Klein & Lee
Application Number: 29/400,778
Type: Grant
Filed: Sep 1, 2011
Date of Patent: Nov 6, 2012
Inventor: Chang-Hsien Ho (Taoyuan County)
Primary Examiner: Ruth McInroy
Attorney: Rosenberg, Klein & Lee
Application Number: 29/400,778
Classifications
Current U.S. Class:
Cranial (D29/102)