|
US2458580A
(en)
*
|
1945-04-18 |
1949-01-11 |
Henry D Fisketti |
Mask
|
|
US4014047A
(en)
*
|
1974-12-20 |
1977-03-29 |
Zobel James W |
Face mask
|
|
USD249072S
(en)
*
|
1976-11-22 |
1978-08-22 |
American Optical Corporation |
Disposable respiratory mask
|
|
USD270110S
(en)
*
|
1981-02-23 |
1983-08-16 |
Adrienne Moore |
Face mask
|
|
USD271059S
(en)
*
|
1981-03-23 |
1983-10-25 |
Mckelvy Ardath E |
Facial mask
|
|
USD355714S
(en)
*
|
1993-07-12 |
1995-02-21 |
Tcnl Technologies, Inc. |
Combined face mask and shield
|
|
USD355485S
(en)
*
|
1993-07-13 |
1995-02-14 |
Tcnl Technologies, Inc. |
Combined face mask and shield
|
|
USD400674S
(en)
*
|
1995-10-30 |
1998-11-03 |
Masuo Miura |
Mask for maintaining warmth in nasal and lacrimal areas
|
|
US6474336B1
(en)
*
|
2000-03-20 |
2002-11-05 |
Michael Wolfe |
Mini pleated face mask
|
|
JP2001299916A
(en)
*
|
2000-04-18 |
2001-10-30 |
Kao Corp |
Mask-shaped inhalator
|
|
USD464726S1
(en)
*
|
2001-01-22 |
2002-10-22 |
Michael Wolfe |
Face mask
|
|
KR200292141Y1
(en)
*
|
2002-05-28 |
2002-10-14 |
이부경 |
A health mask
|
|
US20100313890A1
(en)
|
2002-09-16 |
2010-12-16 |
Messier Pierre J |
Protective mask with breathable filtering face seal
|
|
JP4949629B2
(en)
|
2002-09-16 |
2012-06-13 |
トリオシン・ホールディング・インコーポレイテッド |
Electrostatically charged filter media with activator added
|
|
USD511209S1
(en)
*
|
2003-11-12 |
2005-11-01 |
Callan Eoin J P |
Surgical mask
|
|
US8052821B2
(en)
*
|
2004-09-21 |
2011-11-08 |
Yung-Chu Cheng |
Method for manufacturing a facemask structure
|
|
US20070023047A1
(en)
*
|
2005-07-26 |
2007-02-01 |
Moshe Zalsman |
Face mask particularly useful as medical face mask
|
|
TW200704419A
(en)
*
|
2005-07-29 |
2007-02-01 |
Champak Entpr Company Ltd |
3D mask structure
|
|
US7845351B2
(en)
|
2005-08-31 |
2010-12-07 |
Kimberly-Clark Worldwide Inc. |
Germicidal face mask
|
|
CN101040731B
(en)
*
|
2006-03-24 |
2010-06-23 |
邱俊亮 |
Detachable and portable respirator and the portable respirator noumenon
|
|
WO2007120509A2
(en)
|
2006-04-05 |
2007-10-25 |
Nonomura Arthur M |
Virucidal/germicidal mask
|
|
US20080105261A1
(en)
*
|
2006-11-03 |
2008-05-08 |
Primed Medical Products Inc. |
Air filtering soft face mask
|
|
US7520923B2
(en)
|
2007-03-22 |
2009-04-21 |
Mvp Textiles & Apparel, Inc. |
Antimicrobial filtration article
|
|
BRPI0814803A2
(en)
|
2007-06-26 |
2015-02-03 |
Filligent Ltd |
FACIAL MASK, DEVICE AND MATERIAL FOR USE IN REDUCING TRANSMISSION OF ONE OR MORE THAN A HUMAN PATHOGEN
|
|
US20090145434A1
(en)
*
|
2007-12-05 |
2009-06-11 |
Herrmann Kimberly J |
Aromatherapy face mask and method therefor
|
|
IN2012DN02357A
(en)
*
|
2009-09-30 |
2015-08-21 |
Nbc Meshtec Inc |
|
|
US8910634B2
(en)
*
|
2010-06-21 |
2014-12-16 |
Jianchun Lu |
Stress deformable and sealed breathing mask
|
|
WO2012030798A1
(en)
*
|
2010-08-31 |
2012-03-08 |
Crosstex International, Inc. |
A filter mask having one or more malleable stiffening members
|
|
US8905034B2
(en)
*
|
2010-11-05 |
2014-12-09 |
Salutaris Llp |
Ergonomic protective air filtration devices and methods for manufacturing the same
|
|
USD638171S1
(en)
*
|
2010-11-05 |
2011-05-17 |
Salutaris, LLP |
Protective air filtration device
|
|
USD658334S1
(en)
*
|
2010-11-05 |
2012-04-24 |
Salutaris Llp |
Protective air filtration device
|
|
USD693062S1
(en)
*
|
2012-12-31 |
2013-11-05 |
Prestige Ameritech Ltd. |
Flat folded ear loop face mask
|