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Patent
   D370308
Priority
Jan 12 1994
Filed
Jul 11 1994
Issued
May 28 1996
Expiry
May 28 2010
Inventors
Nilsson, S…
Assg.orig
PELTOR AB …
Assg.curr
Peltor AB
Entity
unknown
Referenced by
48
References
6
Maint.:
n/a
The ornamental design for a protective helmet, as shown and described.

FIG. 1 is a front perspective view of a protective helmet showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a side elevational view thereof.
INVENTORS:

Nilsson, Sigvard

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
11844390, Aug 13 2013 SMITH SPORT OPTICS, INC Helmet with shock absorbing inserts
11864615, Aug 13 2013 SMITH SPORT OPTICS, INC Helmet with shock absorbing inserts
D383876, May 17 1996 Safety helmet
D411339, Jun 04 1998 Construction Safety Association of Ontario Helmet
D412603, May 29 1998 Hardhat
D420770, Mar 10 1998 3M Innovative Properties Company Top portion of a protective respiratory cap
D420771, Mar 10 1998 3M Innovative Properties Company Top portion of a protective respiratory helmet
D421820, Mar 10 1998 3M Innovative Properties Company Protective respiratory helmet with rear recess design
D433776, Dec 17 1999 TASCO Corporation Safety helmet
D436234, Mar 10 1998 3M Innovative Properties Company Green helmet respiratory protection device
D469580, Mar 10 1998 3M Innovative Properties Company Red helmet respiratory protection device
D474002, Oct 21 2002 Dada Corp. Novelty cap
D481494, Oct 28 2002 Safety helmet
D490939, Jan 23 2003 Safety helmet
D524993, Aug 11 2005 Removable helmet cover
D541480, Sep 14 2004 NORTHWEST RIVER SUPPLIES, INC Whitewater helmet
D569555, Mar 15 2007 Rigid protective helmet
D571048, Mar 15 2007 Rigid protective helmet
D574113, Jul 25 2007 Helmet
D575905, Jun 04 2007 Cooling hard hat
D589561, Mar 16 2007 Clip holder
D594063, Aug 31 2007 Toolbox for developmental curriculum
D638586, Aug 31 2010 3M Innovative Properties Company Head gear top portion
D667590, Jun 07 2011 JSP LIMITED Helmet
D670034, Oct 05 2011 Vented construction hard hat
D671171, Aug 26 2011 Construction helmet desk caddy
D703386, Sep 12 2012 SMITH OPTICS, INC Helmet
D704379, Sep 28 2012 K M W INC Safety helmet
D705492, Sep 19 2013 Honeywell International Inc. Hardhat
D708792, Aug 31 2010 3M Innovative Properties Company Vent openings in head gear
D742596, Feb 17 2014 Protective helmet
D742597, Feb 17 2014 Protective helmet
D742598, Feb 17 2014 Protective helmet
D742599, Feb 17 2014 Protective helmet
D743106, Feb 17 2014 Protective helmet
D743629, Feb 17 2014 Protective helmet
D743630, Feb 17 2014 Protective helmet
D748866, May 08 2014 RADIANS, INC Hard hat
D749269, May 08 2014 RADIANS, INC Hard hat
D822905, Oct 31 2016 Smith Optics, Inc. Helmet
D897045, Feb 15 2017 JSP LIMITED Helmet shell
D900398, Oct 31 2016 Smith Optics, Inc. Helmet
D974663, Oct 05 2020 Milwaukee Electric Tool Corporation Hard hat
ER3725,
ER4131,
ER4935,
ER6039,
ER6309,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
218385,
234411,
240310,
D277425, Dec 17 1981 Protector Safety Industries Limited Safety helmet
D299765, Aug 14 1985 PROTECTOR TECHNOLOGIES, B V Helmet or similar article
D300275, Apr 08 1986 Aktiebolaget Electrolux Helmet
ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
May 30 1994NILSSON, SIGVARDPELTOR AB A CORPORATION OF SWEDENASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0070600562 pdf
Jul 11 1994Peltor AB(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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