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Class Information
Number: 128/206.19
Name: Surgery > Respiratory method or device > Means for removing substance from respiratory gas > Particulate filtering > Face mask covering a breathing passage > Body of mask, other than viewing means, formed of porous filter material (e.g., surgical mask formed entirely of cloth, etc.)
Description: Subject matter wherein the body of the mask, other than a viewing means, is formed of foraminous filter material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7337779 |
Facemask tape-adjuster |
Mar. 4, 2008 |
| 7311105 |
Mask having a scenting means, and method for blocking out unpleasant odors |
Dec. 25, 2007 |
| 7290545 |
Face mask with anti-fog folding |
Nov. 6, 2007 |
| 7255627 |
Garment device convertible to one or more facemasks |
Aug. 14, 2007 |
| 7237550 |
Respirator containing filter cases |
Jul. 3, 2007 |
| 7210482 |
Face mask structure |
May. 1, 2007 |
| 7185653 |
Disposable mask for dust protection |
Mar. 6, 2007 |
| 7171967 |
Face mask and method of manufacturing the same |
Feb. 6, 2007 |
| 7131442 |
Fibrous filtration face mask |
Nov. 7, 2006 |
| 7107990 |
Portable face protector for protecting human being from poisonous gas and securing visibility |
Sep. 19, 2006 |
| 7101423 |
Respiratory air filter |
Sep. 5, 2006 |
| 7086401 |
Respiratory mask with inserted spacer |
Aug. 8, 2006 |
| 7077140 |
Face mask and method |
Jul. 18, 2006 |
| 7069931 |
Method of making a filtering face mask that has an exhalation valve attached thereto |
Jul. 4, 2006 |
| 7069930 |
Flat-folded personal respiratory protection devices and processes for preparing same |
Jul. 4, 2006 |
| 7055526 |
Anti-snoring device comprising a skin compatible adhesive |
Jun. 6, 2006 |
| 7044127 |
Multipurpose mask |
May. 16, 2006 |
| 7036507 |
Filter mask |
May. 2, 2006 |
| 7036503 |
Face-wearing humidifier |
May. 2, 2006 |
| 7032751 |
Dispensing assembly for single piece face mask |
Apr. 25, 2006 |
| 7017577 |
Face mask with seal and neutralizer |
Mar. 28, 2006 |
| 7004167 |
Facemask having an aromatic capsule |
Feb. 28, 2006 |
| 6988500 |
Fog free medical face mask |
Jan. 24, 2006 |
| 6978782 |
Full face mask |
Dec. 27, 2005 |
| 6971389 |
Portable mask for detainee |
Dec. 6, 2005 |
| 6959709 |
Manner of attaching component elements to filtration material such as may be utilized in respiratory masks |
Nov. 1, 2005 |
| 6953544 |
Method of making a respirator that has a fluorinated electret |
Oct. 11, 2005 |
| 6948499 |
Easy gripping face mask |
Sep. 27, 2005 |
| 6945249 |
Easy gripping face mask |
Sep. 20, 2005 |
| 6928657 |
Face mask having hook and loop type fastener |
Aug. 16, 2005 |
| 6923182 |
Crush resistant filtering face mask |
Aug. 2, 2005 |
| 6886563 |
Flat-folded personal respiratory protection devices and processes for preparing same |
May. 3, 2005 |
| 6843248 |
Filtering face mask that has a new exhalation valve |
Jan. 18, 2005 |
| 6823868 |
Travel mask |
Nov. 30, 2004 |
| 6802315 |
Vapor deposition treated electret filter media |
Oct. 12, 2004 |
| 6783574 |
Electret filter media and filtering masks that contain electret filter media |
Aug. 31, 2004 |
| 6772759 |
Health mask with channelized breath passageways |
Aug. 10, 2004 |
| 6722366 |
Method of making a flat-folded personal respiratory protection device |
Apr. 20, 2004 |
| 6718981 |
Dental mask |
Apr. 13, 2004 |
| 6715489 |
Processes for preparing flat-folded personal respiratory protection devices |
Apr. 6, 2004 |
| 6694971 |
Face mask |
Feb. 24, 2004 |
| 6604524 |
Manner of attaching component elements to filtration material such as may be utilized in respiratory masks |
Aug. 12, 2003 |
| 6568392 |
Flat-folded personal respiratory protection devices and processes for preparing same |
May. 27, 2003 |
| 6543450 |
Survival mask |
Apr. 8, 2003 |
| 6536434 |
Flat-folded personal respiratory protection devices and processes for preparing same |
Mar. 25, 2003 |
| 6532598 |
Patient mask |
Mar. 18, 2003 |
| 6526585 |
Wet smoke mask |
Mar. 4, 2003 |
| 6523179 |
Disposable patient face mask |
Feb. 25, 2003 |
| 6520181 |
Anti-fog face mask |
Feb. 18, 2003 |
| 6484722 |
Flat-folded personal respiratory protection devices and processes for preparing same |
Nov. 26, 2002 |
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