| 12383773 |
Filter cartridge holder with fit-check device |
Pierre Legare |
2025-08-12 |
|
| D1064277 |
Respirator filter cartridge |
Jennifer A. Chaisson, Jamie V. Blair |
2025-02-25 |
|
| D1064276 |
Respirator filter cartridge |
Jennifer A. Chaisson, Jamie V. Blair |
2025-02-25 |
|
| 12128259 |
Respirator negative pressure fit check devices and methods |
William A. Mittelstadt, Carl W. Raines, III, David R. Stein, Nathan A. Abel, David M. Blomberg +6 more |
2024-10-29 |
$61,514,000 |
| 11219788 |
Filter cartridge holder with fit-check device |
Pierre Legare |
2022-01-11 |
$101,075,000 |
| D936226 |
Respirator filter cartridge |
Jennifer A. Chaisson, Jamie V. Blair |
2021-11-16 |
|
| 11052268 |
Respirator negative pressure fit check devices and methods |
William A. Mittelstadt, Carl W. Raines, III, David R. Stein, Nathan A. Abel, David M. Blomberg +6 more |
2021-07-06 |
$56,153,000 |
| 10751660 |
Filter cartridge comprising filter media with adhesively edge-sealed ends, and method of making and using |
Pierre Legare, Kevin A. Frankel |
2020-08-25 |
$39,353,000 |
| D887553 |
Respirator filter |
John S. Huberty, Jennifer A. Chaisson, Denise L. Goddard |
2020-06-16 |
|
| 9950202 |
Respirator negative pressure fit check devices and methods |
William A. Mittelstadt, Carl W. Raines, III, David R. Stein, Nathan A. Abel, David M. Blomberg +3 more |
2018-04-24 |
$37,716,000 |
| 9744493 |
Air filtration device |
Pierre Legare, Andrew Murphy, Simon James Smith |
2017-08-29 |
$26,023,000 |
| D795415 |
Respirator cartridge having an engagement latch |
David M. Blomberg |
2017-08-22 |
|
| D778430 |
Filter cartridge |
David M. Blomberg, Pierre Legare, Carl W. Raines, III, Serge Dubeau, Mark W. Schulz +1 more |
2017-02-07 |
|
| 9517367 |
Respiratory mask having a clean air inlet chamber |
William A. Mittelstadt, Carl W. Raines, III, Nathan A. Abel, David M. Blomberg, Michael J. Cowell |
2016-12-13 |
$35,407,000 |
| 9440176 |
Filter systems including patterned optical analyte sensors and optical readers |
Thomas W. Holmquist-Brown, Kiran S. Kanukurthy, Neal A. Rakow |
2016-09-13 |
$26,559,000 |
| 9440775 |
Prefilter cover for bidirectional-airflow respirator cartridge |
Pierre Legare |
2016-09-13 |
$26,559,000 |
| D763437 |
Respirator cartridge body |
— |
2016-08-09 |
|
| D762845 |
Respirator cartridge |
John S. Huberty, Carl W. Raines, III, Mark W. Schulz, Charlie Wood |
2016-08-02 |
|
| 9393448 |
Side plug-in filter cartridge |
Pierre Legare |
2016-07-19 |
$40,732,000 |
| D757928 |
Respirator cartridge body |
David M. Blomberg, Pierre Legare, Mark W. Schulz |
2016-05-31 |
|
| D757247 |
Respirator cartridge |
Pierre Legare, Mark W. Schulz |
2016-05-24 |
|
| 9259676 |
Refillable filter system |
Britton G. Billingsley, David M. Castiglione, Pierre Legare |
2016-02-16 |
$21,502,000 |
| D746438 |
Respirator filter cover |
— |
2015-12-29 |
|
| D746437 |
Respirator mask having a communication grille |
David M. Blomberg, Carl W. Raines, III, Mark W. Schulz |
2015-12-29 |
|
| D745962 |
Respirator filter retainer |
— |
2015-12-22 |
|
