Patent
   D517744
Priority
Nov 12 2004
Filed
Nov 12 2004
Issued
Mar 21 2006
Expiry
Mar 21 2020
Assg.orig
Entity
unknown
20
24
n/a
The ornamental design for a side portion of a welding helmet, as shown and described.

FIG. 1 is a front perspective view of a side portion of a welding helmet showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view, the right side view being a mirror image thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The details shown in broken lines form no part of the claimed design.

Curran, Desmond T., Lee, Peter D., Martin, Daniel

Patent Priority Assignee Title
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D781507, Mar 04 2016 Otos Wing Co., Ltd.; OTOS WING CO , LTD Sight glass of welding mask
D781508, Mar 04 2016 Otos Wing Co., Ltd.; OTOS WING CO , LTD Sight glass of welding mask
D942699, Jul 23 2019 Esab AB Helmet
D955655, May 12 2020 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 04 2004LEE, PETER D3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0159970506 pdf
Oct 08 2004MARTIN, DANIEL3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0159970506 pdf
Oct 12 2004CURRAN, DESMOND T 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0159970506 pdf
Nov 12 20043M Innovative Properties Company(assignment on the face of the patent)
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