FIG. 1 is a front elevational view of the dual filter respirator embodying
our new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a side view thereof, the opposite side being of substantially the
same appearance;
FIG. 4 is a top plan view thereof; and
FIG. 5 is a bottom plan view thereof.
Patent |
Priority |
Assignee |
Title |
D326540, |
Sep 17 1990 |
Moldex-Metric, Inc |
Filter mask |
D382341, |
Jun 07 1995 |
Mine Safety Appliances Company |
Respirator face mask |
D396283, |
Aug 16 1996 |
|
Respirator mask |
D613851, |
Aug 21 2007 |
3M Innovative Properties Company |
Filter housing |
D652507, |
Mar 10 2010 |
3M Innovative Properties Company |
Respirator mask body |
D721169, |
May 31 2012 |
3M Innovative Properties Company |
Respirator grill ribs |
D732670, |
May 22 2014 |
3M Innovative Properties Company |
Respirator filter |
D741475, |
Feb 27 2015 |
3M Innovative Properties Company |
Respirator mask having a communication grille |
D742504, |
Feb 27 2015 |
3M Innovative Properties Company |
Respirator mask |
D743536, |
Feb 27 2015 |
3M Innovative Properties Company |
Respirator mask having a circular button |
D744088, |
May 22 2014 |
3M Innovative Properties Company |
Respirator mask having a circular button |
D745962, |
May 22 2014 |
3M Innovative Properties Company |
Respirator filter retainer |
D746437, |
May 22 2014 |
3M Innovative Properties Company |
Respirator mask having a communication grille |
D746438, |
May 22 2014 |
3M Innovative Properties Company |
Respirator filter cover |
D747795, |
Feb 27 2015 |
3M Innovative Properties Company |
Respirator mask body |
D754844, |
May 22 2014 |
3M Innovative Properties Company |
Respirator mask |
D757247, |
May 22 2014 |
3M Innovative Properties Company |
Respirator cartridge |
D757928, |
May 22 2014 |
3M Innovative Properties Company |
Respirator cartridge body |
D759807, |
May 22 2014 |
3M Innovative Properties Company |
Respirator mask exhalation port |
D762845, |
Feb 27 2015 |
3M Innovative Properties Company |
Respirator cartridge |
D763437, |
Feb 27 2015 |
3M Innovative Properties Company |
Respirator cartridge body |
D767116, |
Feb 27 2015 |
3M Innovative Properties Company |
Respirator mask having an exhalation port |
D778430, |
Nov 15 2013 |
3M Innovative Properties Company |
Filter cartridge |
D787660, |
May 22 2014 |
3M Innovative Properties Company |
Respirator mask having a face seal flexing region |
D795415, |
Feb 27 2015 |
3M Innovative Properties Company |
Respirator cartridge having an engagement latch |
D795416, |
Feb 27 2015 |
3M Innovative Properties Company |
Respirator mask |
D885676, |
Mar 26 2018 |
SHENZHEN EVERBEST MACHINERY INDUSTRY CO., LTD. |
Mask |
D894394, |
May 12 2020 |
SHENZHEN AIDIANSHENG TECHNOLOGY CO., LTD. |
Breathing filter |
D946743, |
Aug 07 2020 |
The United States of America as represented by the Secretary of the Navy; UNITED STATE GOVERNMENT OFFICE OF NAVAL RESEARCH |
Filtered face mask respirator with cap |
D946744, |
Aug 07 2020 |
The United States of America as represented by the Secretary of the Navy |
Filtered face mask with cap |
D946745, |
Aug 07 2020 |
The United States of America as represented by the Secretary of the Navy |
Filtered face mask |
D946746, |
Aug 07 2020 |
The United States of America as represented by the Secretary of the Navy |
Filtered face mask respirator |
D959643, |
Mar 26 2020 |
LG Electronics Inc. |
Air mask |
D959644, |
Mar 26 2020 |
LG Electronics Inc. |
Removable cover for air mask |
D963157, |
Jun 09 2020 |
LG Electronics Inc. |
Mask air purifier |
D981556, |
Jan 28 2021 |
ADVENTIST HEALTH SYSTEM/SUNBELT, INC. |
Respirator |