Patent
   D834759
Priority
Sep 22 2017
Filed
Apr 03 2018
Issued
Nov 27 2018
Expiry
Nov 27 2033
Assg.orig
Entity
unknown
4
15
n/a
The ornamental design for a grinding visor frame, as shown and described.

FIG. 1 is a perspective view showing the new design for a grinding visor frame for a welding helmet;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines showing of a helmet form no part of the claimed design.

Juhlin, Oskar E., Berggren, Martin A. J. M.

Patent Priority Assignee Title
D848077, Mar 07 2018 Lincoln Global, Inc Cover lens frame
D851841, Mar 23 2018 Lincoln Global, Inc Shield holder frame
D895104, Sep 01 2018 RPB SAFETY, LLC Visor for helmet respirator
D942699, Jul 23 2019 Esab AB Helmet
Patent Priority Assignee Title
5302815, Jan 10 1992 Sperian Welding Protection AG Light protection apparatus comprising an electrically controllable light protection filter element
6161225, Apr 30 1998 Shield structure of helmet
9596902, May 30 2014 3M Innovative Properties Company Earmuff accommodating welding shield
D255283, Jun 07 1978 Fireman's helmet
D340546, Feb 08 1991 Shoei Kako Kabushiki Kaisha Helmet
D360058, Sep 10 1993 Multi-function helmet
D517745, Nov 12 2004 3M Innovative Properties Company Chin portion of welding helmet visor
D584008, Nov 15 2007 3M Innovative Properties Company Welding helmet front opening
D592811, Nov 15 2007 3M Innovative Properties Company Welding helmet collar portion
D668001, Mar 10 2010 3M Innovative Properties Company Front opening frame of a welding helmet
D669227, May 03 2011 Welding helmet
D674150, Mar 10 2010 3M Innovative Properties Company Welding helmet
D775427, Apr 26 2013 YUNNAN OUTAI SCIENCE AND TRADE CO , LTD Welding helmet
D793007, Feb 24 2016 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welding helmet
D819892, Jan 13 2017 HJC Corp. Helmet
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 03 20183M Innovative Properties Company(assignment on the face of the patent)
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