Patent
   D310276
Priority
Jul 21 1988
Filed
Jul 21 1988
Issued
Aug 28 1990
Expiry
Aug 28 2004
Assg.orig
Entity
unknown
24
4
n/a
The ornamental design for a welding mask, as shown and described.

FIG. 1 is a front perspective view of a welding mask showing our new design;

FIG. 2 is a side elevational view thereof, the opposite side view being a mirror image of that shown;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a rear perspective view thereof.

Fuerthbauer, Rupert, Huesler, Hans

Patent Priority Assignee Title
6401244, Mar 13 2001 SELLSTROM MANUFACTURING CORP Welding helmet and face plate
8990963, Aug 23 2006 Lincoln Global, Inc. User-friendly welding helmet assembly
9889045, Aug 23 2006 Lincoln Global, Inc User-friendly welding helmet assembly
D355053, Jan 03 1994 Welders helmet
D365666, Mar 18 1993 Optrel AG Welding helmet
D393933, Apr 10 1996 Otos Optical Co., Ltd. Welding mask
D398421, Dec 12 1995 3M Innovative Properties Company Protective helmet
D431328, Apr 09 1999 JPCA, INC Two-piece welding helmet
D443394, Feb 17 2000 WALTER SURFACE TECHNOLOGIES INCORPORATED Safety helmet
D446887, Sep 24 1999 OTOS TECH CO , LTD Welding mask
D489492, Mar 21 2003 HARBOR FREIGHT TOOLS USA, INC Welding mask
D520684, Sep 03 2004 WALTER SURFACE TECHNOLOGIES INCORPORATED Protective helmet
D521190, Dec 21 2004 HARBOR FREIGHT TOOLS USA, INC Welding helmet
D585604, May 02 2008 WALTER SURFACE TECHNOLOGIES INCORPORATED Welding helmet
D586051, May 15 2008 WALTER SURFACE TECHNOLOGIES INCORPORATED Protective helmet
D734557, Dec 14 2013 Welding helmet with adjustable fan
D753345, Oct 21 2015 Ningbo Geostar Photoelectric Technology Co., Ltd. Weld cap
D756569, Aug 06 2015 Ningbo Geostar Photoelectric Technology Co., Ltd. Weld cap
D770097, Dec 14 2013 Welding helmet with adjustable fans
D858000, May 22 2018 Lighted welding helmet
D927790, Sep 06 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D955655, May 12 2020 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D955656, May 12 2020 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D985851, May 12 2021 Welding helmet
Patent Priority Assignee Title
2644159,
4101980, Apr 26 1975 Uvex Winter Optik GmbH Protective device having a shield for protecting the face of a user
4581775, Oct 07 1983 Tilting vizor for helmets particularly for sports use
4863244, Mar 11 1988 Optrel AG Electro-optic welding lens assembly
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 05 1988FUERTHBAUER, RUPERTOPTREL AG, WATTWIL, SWITZERLAND, A CORP OF SWITZERLANDASSIGNMENT OF ASSIGNORS INTEREST 0049260710 pdf
Jul 05 1988HUESLER, HANSOPTREL AG, WATTWIL, SWITZERLAND, A CORP OF SWITZERLANDASSIGNMENT OF ASSIGNORS INTEREST 0049260710 pdf
Jul 21 1988Optrel AG(assignment on the face of the patent)
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