Patent
   D586051
Priority
May 15 2008
Filed
May 15 2008
Issued
Feb 03 2009
Expiry
Feb 03 2023
Assg.orig
Entity
unknown
18
21
n/a
We claim the ornamental design for a protective helmet, as shown and described.

FIG. 1 is a side perspective view of a protective helmet showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Watkins, James, Martin, Edward L.

Patent Priority Assignee Title
8438662, Nov 23 2009 MENTA PATENT PARTNERS, LLC; MENTA, GREGORY S Face protector lens assembly and method of use
8438663, Nov 23 2009 MENTA PATENT PARTNERS, LLC; MENTA, GREGORY S Face protector lens assembly and method of use
8726412, Nov 23 2009 MENTA PATENT PARTNERS, LLC; MENTA, GREGORY S Face protector lens assembly and method of use
9271871, Nov 23 2009 MENTA PATENT PARTNERS, LLC; MENTA, GREGORY S Face protector lens assembly and method of use
D624705, Aug 13 2009 MENTA PATENT PARTNERS, LLC; MENTA, GREGORY S Face protector
D637353, Mar 16 2010 Welding helmet
D640419, Feb 04 2010 MENTA PATENT PARTNERS, LLC; MENTA, GREGORY S Combined face protector and lens assembly
D640421, Nov 23 2009 MENTA PATENT PARTNERS, LLC; MENTA, GREGORY S Lens assembly
D652577, Dec 03 2010 Seeko International Ltd. Welding helmet
D668327, Nov 04 2010 Scott Health & Safety LTD Breathing mask
D668758, Nov 04 2010 Scott Health & Safety LTD Breathing mask
D669227, May 03 2011 Welding helmet
D728163, Aug 31 2014 Ningbo Geostar Electronics Co., Ltd.; NINGBO GEOSTAR ELECTRONICS CO , LTD Welding helmet
D734558, Dec 16 2013 TECMEN ELECTRONICS CO , LTD Welding helmet
D853044, Mar 07 2018 Lincoln Global, Inc Inner shell of a helmet
D860546, Mar 07 2018 Lincoln Global, Inc Top shell for helmet
D896395, Dec 14 2018 Knee brace massager
D977199, May 29 2021 NINGBO JIALANG INTELLIGENT TECHNOLOGY CO., LTD. Welding helmet
Patent Priority Assignee Title
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D419727, Mar 13 1998 CIGWELD PTY LTD Light shielding helmet
D431328, Apr 09 1999 JPCA, INC Two-piece welding helmet
D443394, Feb 17 2000 WALTER SURFACE TECHNOLOGIES INCORPORATED Safety helmet
D446887, Sep 24 1999 OTOS TECH CO , LTD Welding mask
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D482502, May 08 2002 Otos Optical Co., Ltd. Welding mask
D482503, Oct 04 2002 OTOS OPTICAL CO , LTD Welding mask
D489492, Mar 21 2003 HARBOR FREIGHT TOOLS USA, INC Welding mask
D499215, Dec 29 2003 Polison Corporation Welding helmet
D520684, Sep 03 2004 WALTER SURFACE TECHNOLOGIES INCORPORATED Protective helmet
D524991, Sep 09 2005 WALTER SURFACE TECHNOLOGIES INCORPORATED Python protective helmet
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 04 2008MARTIN, EDWARD L Optical Engineering Company, LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0210030191 pdf
May 04 2008WATKINS, JAMESOptical Engineering Company, LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0210030191 pdf
May 15 2008Optical Engineering Company, Inc.(assignment on the face of the patent)
May 18 2009Optical Engineering Company, LLCA C E INTERNATIONAL COMPANY, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0227320001 pdf
Feb 26 2020A C E INTERNATIONAL COMPANY, INC WALTER SURFACE TECHNOLOGIES INCORPORATEDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0521080132 pdf
Feb 26 2020WALTER SURFACE TECHNOLOGIES INCORPORATEDANTARES CAPITAL LP, AS ADMINISTRATIVE AGENTSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0533040909 pdf
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