US3097642A
(en)
|
1956-08-21 |
1963-07-16 |
Allan M Russell |
Face mask
|
US3633575A
(en)
|
1970-03-20 |
1972-01-11 |
Us Army |
Folded lightweight mask
|
US3850171A
(en)
|
1973-05-16 |
1974-11-26 |
Vickers Ltd |
Medical face masks
|
US4064876A
(en)
|
1976-01-30 |
1977-12-27 |
Stanley I. Wolf |
Air-pollution filter and face mask
|
US4221381A
(en)
|
1978-12-26 |
1980-09-09 |
Albany International Corp. |
Respiratory exerciser
|
US4549543A
(en)
|
1982-12-01 |
1985-10-29 |
Moon William F |
Air filtering face mask
|
US4739987A
(en)
|
1985-10-28 |
1988-04-26 |
Nicholson Marguerite K |
Respiratory exerciser
|
IT1216459B
(en)
|
1988-02-26 |
1990-03-08 |
Ind Pirelli S P A Milano Minis |
PROTECTIVE MASK FOR OPERATIONAL INTERVENTIONS IN CONTAMINATED ENVIRONMENTS.
|
EP0372148A1
(en)
|
1988-12-09 |
1990-06-13 |
Erik Folke Norell |
Lung exercising device
|
US5167819A
(en)
|
1990-11-05 |
1992-12-01 |
E. Charles Iana |
Canteen having a removably mounted filter device
|
US5718969A
(en)
|
1993-08-25 |
1998-02-17 |
Fmc Corporation |
Nonaggregating hydrocolloid microparticulates, intermediates therefor, and processes for their preparation
|
USD380545S
(en)
*
|
1996-02-22 |
1997-07-01 |
Uni-Charm Corporation |
Disposable sanitary mask
|
US5848589A
(en)
|
1997-09-18 |
1998-12-15 |
Welnetz; Robert J. |
Altitude mask simulator
|
US6471621B2
(en)
|
1997-10-09 |
2002-10-29 |
Ballon-Müller AG |
Method of treatment of groups of muscles in an orofacial region by using an inflatable rubber balloon as logopedic aid
|
CA2223345A1
(en)
|
1997-12-03 |
1999-06-03 |
Bombardier Inc. |
Full face helmet with breathing mask
|
US6070578A
(en)
|
1998-02-23 |
2000-06-06 |
Baughman; David A. |
Breath odor eliminator mask
|
US6584976B2
(en)
|
1998-07-24 |
2003-07-01 |
3M Innovative Properties Company |
Face mask that has a filtered exhalation valve
|
USD434879S
(en)
*
|
1998-09-15 |
2000-12-05 |
Henry Cole |
Face mask
|
EP0997168A1
(en)
|
1998-10-23 |
2000-05-03 |
IMT Technologies Limited |
Inspiratory muscle training device with variable loading
|
USD440302S1
(en)
|
2000-04-03 |
2001-04-10 |
Michael Wolfe |
Face mask
|
ATE361128T1
(en)
|
2001-04-10 |
2007-05-15 |
Idiag |
TRAINING DEVICE FOR RESPIRATORY FUNCTION AND METHOD FOR MONITORING FRESH AIR SUPPLY
|
US6718969B1
(en)
|
2002-05-28 |
2004-04-13 |
Darren Rubin |
Medication dosage inhaler system
|
GB0222497D0
(en)
|
2002-09-27 |
2002-11-06 |
Secr Defence |
Respirator
|
US20060201431A1
(en)
|
2005-03-09 |
2006-09-14 |
Peterson Walter L |
Personal hummingbird blind
|
US8733357B2
(en)
|
2006-12-19 |
2014-05-27 |
Talus Outdoor Technologies, Llc |
Cold weather exposure mask
|
US8113201B2
(en)
|
2008-06-30 |
2012-02-14 |
Kimberly-Clark Worldwide, Inc. |
Collapse resistant respirator
|
US20100101584A1
(en)
*
|
2008-10-29 |
2010-04-29 |
Hannah Bledstein |
Reusable porous filtration mask with concealed respiratory filter and exhalation valves
|
WO2010127161A2
(en)
|
2009-04-29 |
2010-11-04 |
Koehler Richard H |
Surgical face mask, including reusable masks, with filtered inhalation and exhalation valves
|
US8365734B1
(en)
|
2009-04-29 |
2013-02-05 |
Edward Lehman |
Multi-port, intubation-permitting, oxygen mask
|
USD645956S1
(en)
|
2009-06-15 |
2011-09-27 |
Moldex-Metric, Inc. |
Half mask filter respirator
|
USD679799S1
(en)
|
2010-01-08 |
2013-04-09 |
Resmed Limited |
Mask assembly
|
USD639420S1
(en)
|
2010-01-08 |
2011-06-07 |
Resmed Limited |
Frame for a respiratory mask
|
US8590533B2
(en)
|
2010-10-14 |
2013-11-26 |
Casey Danford |
Adjustable inhalation resistence exercise device
|
US9067086B2
(en)
|
2011-06-07 |
2015-06-30 |
Casey J. Danford |
High performance ventilatory training mask incorporating multiple and adjustable air admittance valves for replicating various encountered altitude resistances
|
US9956439B2
(en)
|
2014-09-30 |
2018-05-01 |
Blast Mask, LLC |
Breathing equipment training
|
USD767754S1
(en)
*
|
2015-11-02 |
2016-09-27 |
Trainingmask, Llc |
Resistance and filtration breathing device
|
USD765237S1
(en)
*
|
2015-11-04 |
2016-08-30 |
Trainingmask, Llc |
Resistance breathing device
|
US9579540B1
(en)
*
|
2016-01-06 |
2017-02-28 |
Trainingmask, L.L.C. |
Resistance breathing device
|
USD811581S1
(en)
*
|
2016-03-03 |
2018-02-27 |
Trainingmask Llc |
Resistance breathing device
|
US9707444B1
(en)
*
|
2016-03-22 |
2017-07-18 |
Trainingmask Llc |
Resistance breathing device
|
WO2018048459A1
(en)
*
|
2016-09-09 |
2018-03-15 |
TrainingMask L.L.C. |
Resistance breathing device
|
USD820974S1
(en)
*
|
2016-09-30 |
2018-06-19 |
TrainingMask L.L.C. |
Resistance breathing device
|
US10322312B1
(en)
*
|
2018-06-01 |
2019-06-18 |
TrainingMask L.L.C. |
Resistance and filtration breathing device
|
US10878681B2
(en)
|
2018-09-22 |
2020-12-29 |
Fedex Corporate Services, Inc. |
Systems, apparatus, and methods for detecting an environmental anomaly and initiating an enhanced automatic response using elements of a wireless node network including a command node environmental sensor
|
USD919081S1
(en)
*
|
2019-04-09 |
2021-05-11 |
Rz Industries, Llc |
Mask
|
USD912240S1
(en)
*
|
2020-04-03 |
2021-03-02 |
Jake Butler |
Face mask
|