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Publication numberUSD469580 S1
Publication typeGrant
Application numberUS 29/084,807
Publication dateJan 28, 2003
Filing dateMar 10, 1998
Priority dateMar 10, 1998
Publication number084807, 29084807, US D469580 S1, US D469580S1, US-S1-D469580, USD469580 S1, USD469580S1
InventorsDavid R. Schlaefer, M. Antonia Sez
Original Assignee3M Innovative Properties Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Red helmet respiratory protection device
US D469580 S1
Abstract  available in
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  1. The ornamental design for a red helmet respiratory protection device, as shown and described.

FIG. 1 is a perspective view of a red helmet respiratory protection device showing our new design, the parallel lines shown in all views representing the color red;

FIG. 2 is a front view thereof;

FIG. 3 is a top elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view; and,

FIG. 6 is a side elevational view thereof, the opposite side being a mirror image.

The vertical line shading shown in FIGS. 1-3, 5, and 6 represents the color red.

The portion of the design that is shown in phantom lines in all views is for illustrative purposes only and forms no part of the claimed design.

Non-Patent Citations
1Lab Safety Supply Brochure, p. 16. "Polyethylene Hard Hats " (Bottom right hand corner of page).*
2Product Information: "AH29 Air Supplied Airstream," Airstream Anti Dust Helmet, Racal.
3Product Information: "Breathe Easy Plus," 1 BE1+Helmet System, Racal.
4Product information: "Cobra Powered Helmet Respirators," MSA.
5Product Information: "Pureflo Powered Respirators," Helmet Integrated Systems Ltd., 13 pages.
6Product Information: "The Dustmaster System," Arco.
7Product Information: Helmet product literature, Kasco, 7 pages.
U.S. ClassificationD29/102