Helmet respirator
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The broken line showing of the head detail and the portions of the figures shown in broken lines are for illustrative purposes only and forms no part of the claimed design.
Claims
The ornamental design for a helmet respirator, as shown and described.
2688962 | September 1954 | Summers |
D359145 | June 6, 1995 | Harrison et al. |
5549104 | August 27, 1996 | Crump et al. |
5575278 | November 19, 1996 | Bonhomme et al. |
6016805 | January 25, 2000 | Burns et al. |
D456505 | April 30, 2002 | Wolf et al. |
6389606 | May 21, 2002 | Galet et al. |
6826783 | December 7, 2004 | Grove et al. |
20040182385 | September 23, 2004 | Uusitalo et al. |
- Abrasive Blasting Helmet and Welding Helmet, p. 273, Lab Safety Supply, 2000.
Type: Grant
Filed: Sep 26, 2003
Date of Patent: Jun 26, 2007
Assignee: Helmet Integrated Systems Limited (Letchworth, Hertfordshire)
Inventor: Colin A. Church (Welwyn Garden City)
Primary Examiner: Ian Simmons
Assistant Examiner: Christopher Lee
Attorney: Hodgson Russ LLP
Application Number: 29/190,874