Patent
   D489492
Priority
Mar 21 2003
Filed
Mar 21 2003
Issued
May 04 2004
Expiry
May 04 2018
Assg.orig
Entity
unknown
48
10
n/a
The ornamental design for a welding mask, as shown and described.

FIG. 1 is a perspective view of the welding mask showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Wu, Ziqian

Patent Priority Assignee Title
10016008, Jun 16 2014 Illinois Tool Works Inc Headgear for protective headwear
10034510, Jun 16 2014 Illinois Tool Works Inc Headgear for protective headwear
10098403, Jun 16 2014 Illinois Tool Works Inc Headgear for protective headwear
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D524992, Aug 09 2005 ERGONOMIDESIGN AB Pair of welding helmet visor flanges
D525395, Aug 09 2005 ERGONOMIDESIGN AB Welding helmet lens frame
D526097, Aug 09 2005 ERGONOMIDESIGN AB Side portion of a welding helmet
D527849, Feb 09 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D530864, Feb 09 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D532560, Aug 09 2005 ERGONOMIDESIGN AB Side portion of a welding helmet
D539988, Aug 09 2005 ERGONOMIDESIGN AB Welding helmet visor
D553802, Oct 20 2006 OTOS TECH CO , LTD Welding mask
D585604, May 02 2008 WALTER SURFACE TECHNOLOGIES INCORPORATED Welding helmet
D586051, May 15 2008 WALTER SURFACE TECHNOLOGIES INCORPORATED Protective helmet
D628750, Jul 24 2009 Welding helmet having an automatic lighting system
D674153, Mar 12 2012 3M Innovative Properties Company Protective helmet
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D742075, Jul 07 2014 Ningbo Geostar Electronics Co., Ltd.; NINGBO GEOSTAR ELECTRONICS CO , LTD Welding helmet
D753345, Oct 21 2015 Ningbo Geostar Photoelectric Technology Co., Ltd. Weld cap
D756569, Aug 06 2015 Ningbo Geostar Photoelectric Technology Co., Ltd. Weld cap
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D769543, May 12 2015 Illinois Tool Works Inc Protective helmet
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D775427, Apr 26 2013 YUNNAN OUTAI SCIENCE AND TRADE CO , LTD Welding helmet
D776359, May 12 2015 Illinois Tool Works Inc Protective helmet
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D777987, May 12 2015 Illinois Tool Works Inc Protective helmet
D779128, May 20 2016 Illinois Tool Works Inc Protective helmet
D781502, May 20 2016 Illinois Tool Works Inc Protective helmet
D782120, May 12 2015 Illinois Tool Works Inc Protective helmet
D804107, May 20 2016 Illinois Tool Works Inc. Protective helmet
D853047, Mar 21 2018 3M Innovative Properties Company Detachable chin shield
D858000, May 22 2018 Lighted welding helmet
D901087, Sep 22 2017 3M Innovative Properties Company Outer shield contour line
D919188, Jan 24 2019 ANHUI HENGYU OPTICAL ELECTRONICS CO., LTD; ANHUI HENGYU OPTICAL ELECTRONICS CO , LTD Protective mask
D927082, Aug 09 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D942699, Jul 23 2019 Esab AB Helmet
D967544, Oct 31 2021 LED face mask
Patent Priority Assignee Title
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Aug 04 2005WU, ZIQIANCentral Purchasing, LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0171980662 pdf
Feb 24 2010Central Purchasing, LLCCREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENTINTELLECTUAL PROPERTY SECURITY AGREEMENT0239850669 pdf
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Jan 19 2011Central Purchasing, LLCHARBOR FREIGHT TOOLS USA, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0256860409 pdf
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