Top portion of a welding helmet
Curran , et al. April 11, 2
U.S. patent number D518,923 [Application Number D/217,107] was granted by the patent office on 2006-04-11 for top portion of a welding helmet. This patent grant is currently assigned to 3M Innovative Properties Company. Invention is credited to Desmond T. Curran, Peter D. Lee, Daniel Martin.
| United States Patent | D518,923 |
| Curran , et al. | April 11, 2006 |
Top portion of a welding helmet
Claims
CLAIM The ornamental design for a top portion of a welding helmet, as shown and described.
| Inventors: | Curran; Desmond T. (Durham, GB), Lee; Peter D. (Hartlepool, GB), Martin; Daniel (Whalton, GB) |
|---|---|
| Assignee: | 3M Innovative Properties
Company (St. Paul, MN) |
| Appl. No.: | D/217,107 |
| Filed: | November 12, 2004 |
| Current U.S. Class: | D29/122 |
| Current International Class: | 2902 |
| Field of Search: | ;D29/102-103,107-110,122 ;D2/891 ;D24/137,150,172 ;D26/39 ;2/8,424,432 ;349/14 ;219/147 |
References Cited [Referenced By]
U.S. Patent Documents
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| 5054479 | October 1991 | Yelland et al. |
| 5104430 | April 1992 | Her-Mou |
| 5125402 | June 1992 | Greenough |
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| 1061822 | Apr 2003 | EP | |||
| WO 99/26502 | Jun 1999 | WO | |||
Other References
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Product literature for Racal Health & Safety Powererd Respirators. cited by other . Picture of 9000 Speedglas by 3M. cited by other . Picture of Welding Headtop Breathe Easy.TM. 17 by 3M. cited by other . Picture of Welding Shield by Euromaski. cited by other . Picture of Satellite Shield by Optrel. cited by other . Picture of Welding Shield, Air Visor K Series, by Willson. cited by other . JPO Design Divsiion Prior Art Ref. No. HH 03033371, Hornell Welding Helmet with side mirrors. cited by other. |
Primary Examiner: McInroy; Ruth
Attorney, Agent or Firm: Hanson; Karl G
Description
FIG. 1 is a front perspective view of a top portion of a welding helmet showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a left side view, the right side being a mirror image thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
The details shown in broken lines form no part of the claimed design.
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