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