Patent
   D786509
Priority
Aug 28 2014
Filed
Aug 28 2014
Issued
May 09 2017
Expiry
May 09 2031
Assg.orig
Entity
unknown
0
36
n/a
The ornamental design for a welding helmet having a button, as shown and described.

FIG. 1 is a perspective view of a welding helmet having a button showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a bottom view thereof.

The claim is directed to the double center circle and the two outer solid lines only, and not to the surrounding space.

Broken lines form no part of the claimed design, and any shading is provided to illustrate contour only and is not an indication of texture, gloss, etc.

Juhlin, Oskar E., Lilenthal, Niklas, Birath, Martin L. E.

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 28 20143M Innovative Properties Company(assignment on the face of the patent)
Sep 10 2014LILENTHAL, NIKLAS3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0340240571 pdf
Sep 10 2014BIRATH, MARTIN L E 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0340240571 pdf
Oct 24 2014JUHLIN, OSKAR E 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0340240571 pdf
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