Patent
   D545426
Priority
Mar 27 2003
Filed
Sep 26 2003
Issued
Jun 26 2007
Expiry
Jun 26 2021
Assg.orig
Entity
unknown
17
9
n/a
The ornamental design for a helmet respirator, as shown and described.

FIG. 1 is a perspective view of a helmet respirator showing my new design with the visor shown in raised condition;

FIG. 2 is a front perspective view thereof, with a filter cartridge detached for ease of illustration;

FIG. 3 is a front perspective view thereof, shown with the filter attached;

FIG. 4 is a perspective view thereof, shown with the visor in lowered condition;

FIG. 5 is a front perspective view thereof, shown with the visor in raised condition;

FIG. 6 is a rear perspective view thereof, shown with the filter attached;

FIG. 7 is a rear perspective view thereof, shown with the filter detached;

FIG. 8 is a bottom perspective view thereof, shown with the filter attached, the internal features forming no part of the design; and,

FIG. 9 is a bottom perspective view thereof, shown with the filter detached, the internal features forming no part of the design.

The broken line showing of the head detail and the portions of the figures shown in broken lines are for illustrative purposes only and forms no part of the claimed design.

Church, Colin A.

Patent Priority Assignee Title
D668327, Nov 04 2010 Scott Health & Safety LTD Breathing mask
D668758, Nov 04 2010 Scott Health & Safety LTD Breathing mask
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D676129, May 04 2010 Scott Health & Safety LTD Breathing mask
D731123, Oct 18 2013 Lincoln Global, Inc Helmet plenum
D758563, Nov 02 2009 Scott Health & Safety Ltd. Breathing mask
D775344, Apr 07 2015 TECMEN ELECTRONICS CO , LTD Filter cartridge for welding respirator
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D870999, Nov 13 2017 Rainmaker Solutions, Inc. Magnetic quick connect for use with forced air headgear
D871698, Nov 13 2017 Rainmaker Solutions, Inc. Magnetic quick connect for use with forced air headgear
D871699, Nov 13 2017 Rainmaker Solutions, Inc. Magnetic quick connect
D881380, Oct 16 2017 Gentex Corporation Respirator
D900305, Sep 01 2018 RPB SAFETY, LLC Helmet respirator
D985205, Mar 23 2021 Dental patient face shield
Patent Priority Assignee Title
2688962,
5549104, Sep 16 1994 E. D. Bullard Company Air delivery and exhalation exhaust system for protective helmets
5575278, Nov 07 1994 Zodiac Aerotechnics Individual equipment for protection against NBC attacks
6016805, Mar 10 1998 3M Innovative Properties Company Face seal for respirator
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6826783, Jan 30 2003 ARMY, UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE Chemical/biological helmet
20040182385,
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D456505, Aug 03 2000 3M Innovative Properties Company Grill pattern on air filter inlet
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 26 2003Helmet Integrated Systems Limited(assignment on the face of the patent)
Jan 05 2004CHURCH, COLIN A Helmet Integrated Systems LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0149540617 pdf
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