Top portion of a welding helmet

Equipment for safety – protection – and rescue – Body restraint or protective covering – Face – mouth – or ear

Design Patent

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Design Patent

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D0532939

CLAIM:
The ornamental design for a top portion of a welding helmet, as shown and described.

REFERENCES:
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patent: D251156 (1979-02-01), Schleicher et al.
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patent: D393933 (1998-04-01), Huh
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patent: D485947 (2004-01-01), Pelletier et al.
patent: D485948 (2004-01-01), Yi
patent: D492817 (2004-07-01), Simpson
patent: D497223 (2004-10-01), Kalhok
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patent: D498883 (2004-11-01), Simpson
U.S. Appl. No. 29/236,040, filed Aug. 9, 2005 to Crafoord et al. entitled Welding Helmet Visor.
U.S. Appl. No. 29/236,038, filed Aug. 9, 2005 to Belin et al. entitled Welding Helmet Visor Flanges.
U.S. Appl. No. 29/236,039, filed Aug. 9, 2005 to Fredriksson et al. entitled Side Portion Of A Welding Helmet.
U.S. Appl. No. 29/236,061, filed Aug. 9, 2005 to Fridholm et al. entitled Welding Helmet Lens Frame.
U.S. Appl. No. 29/236,060, filed Aug. 9, 2005 to Lilenthal et al. entitled Side Portion Of A Welding Helmet.
U.S. Appl. No. 29/236,009, filed Aug. 9, 2005 to Mases et al. entitled Ear Portion Of A Welding Helmet.
U.S. Appl. No. 29/236,058, filed Aug. 9, 2005 to Lilenthal et al. entitled Welding Helmet Lens Shield.
U.S. Appl. No. 29/236,057, filed Aug. 9, 2005 to Lilenthatl et al. entitled Welding Helmet.

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