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 |
| ER4147, |
|
|
|