Patent
   D841893
Priority
May 24 2016
Filed
Nov 18 2016
Issued
Feb 26 2019
Expiry
Feb 26 2034
Assg.orig
Entity
unknown
9
14
n/a
The ornamental design for recessed snag-resistant knobs for adjusting a welding shields pivot action, as shown and described.

FIG. 1 is a perspective view showing the new design for a recessed snag-resistant knobs for adjusting a welding shields pivot action;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Features depicted in dotted lines do not demark claimed subject matter in the present disclosure.

Bastman, Linus P., Hansson, Johan M. P., Hummel, Kjell A.

Patent Priority Assignee Title
D893106, Oct 26 2018 3M Innovative Properties Company Welding helmet
D895104, Sep 01 2018 RPB SAFETY, LLC Visor for helmet respirator
D901782, Oct 26 2018 3M Innovative Properties Company Welding helmet
D916383, Jul 02 2018 TECMEN ELECTRONICS CO , LTD Welding helmet
D933307, Feb 14 2020 Med-Eng, LLC Helmet
ER1634,
ER4025,
ER5461,
ER610,
Patent Priority Assignee Title
6260197, Apr 09 1999 Kimberly-Clark Worldwide, Inc Welding helmet with conical pivoting mechanism for head gear strap
8584265, Apr 18 2006 3M Innovative Properties Company; ERGONOMIDESIGN AB Head suspension system and headgear with replaceable headband bridge and method of adjusting same
9596902, May 30 2014 3M Innovative Properties Company Earmuff accommodating welding shield
20070245467,
20130191976,
20160074230,
D565800, Dec 05 2006 Welding helmet
D584003, Nov 15 2007 3M Innovative Properties Company Welding helmet
D585604, May 02 2008 WALTER SURFACE TECHNOLOGIES INCORPORATED Welding helmet
D589654, Nov 15 2007 3M Innovative Properties Company Pivot knob portion of a welding helmet
D592811, Nov 15 2007 3M Innovative Properties Company Welding helmet collar portion
D674150, Mar 10 2010 3M Innovative Properties Company Welding helmet
D789614, Oct 07 2015 Otos Wing Co., Ltd. Welding mask
D793007, Feb 24 2016 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welding helmet
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 06 2016BASTMAN, LINUS P 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0403650234 pdf
Oct 06 2016HANSSON, JOHAN M P 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0403650234 pdf
Oct 06 2016HUMMEL, KJELL A 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0403650234 pdf
Nov 18 20163M Innovative Properties Company(assignment on the face of the patent)
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