Ear 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

active

D0533313

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

REFERENCES:
patent: D249396 (1978-09-01), Kamata
patent: D251156 (1979-02-01), Schleicher et al.
patent: D294747 (1988-03-01), Gevert
patent: D312513 (1990-11-01), Morin
patent: D331299 (1992-11-01), Kamata
patent: D331474 (1992-12-01), Lehtonen
patent: D340546 (1993-10-01), Kamata
patent: D351685 (1994-10-01), Kamata
patent: D354375 (1995-01-01), Lechner
patent: D361867 (1995-08-01), Taniuchi
patent: D365666 (1995-12-01), Gumpp
patent: D393933 (1998-04-01), Huh
patent: D394732 (1998-05-01), Huh
patent: D398421 (1998-09-01), Crafoord et al.
patent: D411900 (1999-07-01), Puleo
patent: D418255 (1999-12-01), Hohdorf
patent: D445546 (2001-07-01), Gafforio
patent: D446357 (2001-08-01), Shida
patent: D450160 (2001-11-01), Kalhok
patent: D452592 (2001-12-01), Kalhok
patent: D452643 (2002-01-01), Morita
patent: D461935 (2002-08-01), Hahm
patent: D475815 (2003-06-01), Kalhok
patent: D482502 (2003-11-01), Huh
patent: D482503 (2003-11-01), Huh
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
patent: D498881 (2004-11-01), Yi
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. 29/236,062, filed Aug. 9, 2005 to Juhlin et al. entitled Top Portion Of A Welding Helmet.
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. 29/236,058, 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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