Did You Know...
...that on Dec. 15, 1836, the Patent Office was completely destroyed by fire? Lost were some 7,000 models, 9,000 drawings, and 230 books plus all records of patent applications and grants.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7406965 | Forehead support for facial mask A respiratory mask assembly includes a frame and a forehead support secured to the frame. The forehead support includes a joining member secured to an upper portion of the frame and a cushion frame movably mounted to the joining member. One of the joining member and... | 08/05/2008 |
| 7290545 | Face mask with anti-fog folding A face mask is provided that is configured to reduce or eliminate fogging that may occur on eye wear or an eyeshield worn by a user of the face mask. The face mask includes a body portion that has a layer with an inner surface configured for facing the face of the u... | 11/06/2007 |
| 7234466 | Forehead support for facial mask A forehead support (10) is disclosed that is adapted to be secured to a respiratory mask (16). The forehead support (10) including a joining member (14) for securing to the mask (16) and a cushion frame (12) pivotally mounte... | 06/26/2007 |
| 7228858 | Protective garment A protective garment incorporates a face and neck mask adapted to filter out airborne particulates. The protective garment outwardly has the appearance of a conventional shirt, sweater or jacket, yet incorporates a convenient, easy to use, and readily accessible mas... | 06/12/2007 |
| 7210482 | Face mask structure A face mask structure has an upper mask portion, a middle mask portion, and a lower mask portion, which are formed integrally. The upper mask portion has an upper metal stripe disposed at a proper position thereof. The lower mask portion has a lower metal stripe dis... | 05/01/2007 |
| 7185653 | Disposable mask for dust protection A disposable mask for dust protection is provided for maintaining contact with the wearer's face even when moving one's mouth, in which the strap is fixed to maintain tension, and to enable easy adjustment of the length of the strap. The disposable dust protective m... | 03/06/2007 |
| 7086400 | Mask A mask comprising a mask main body and a face seal, wherein the outer periphery part of the main body and the outer periphery part of the face seal are adhered, said face seal is composed of a sheet prepared by laminating soft resin such as polyurethane resin on one... | 08/08/2006 |
| 7086401 | Respiratory mask with inserted spacer A respiratory mask that conforms to N95 performance and other high performance standards with improved air permeability for improved air circulation. The respiratory mask has a mask body and a headband for putting on the respiratory mask to the face of a wearer, the... | 08/08/2006 |
| 7036507 | Filter mask The invention provides a filter mask for filtering air inhaled and exhaled from the mouth and nostrils while providing a positive facial lock at all edges of the mask. The filter mask has upper and lower edges which are provided with malleable stiffeners for conform... | 05/02/2006 |
| 7004165 | Nose filter A filtering apparatus fits adjacent to the nostrils and nose of the user and includes a rigid base for retaining a filtering material thereon through which the user may breathe. The filter material takes the form of an open-cell foam, in the form of a pad, which is ... | 02/28/2006 |
| 6968844 | Mask cover A cover, for a flexible patient breathing mask, which is made predominantly of a soft material and has an open bottom and an internal shape corresponding to the external shape of a patient mask. The cover has a socket piece opening opposite the open bottom. The sock... | 11/29/2005 |
| 6941949 | Disposable face mask A disposable face mask includes a mask body covering substantially a nose, mouth, and chin of a wearer, and an extension provided with the mask body. The extension is configured to encircle a back of a wearer's head and to substantially cover a wearer's cheeks, jaw,... | 09/13/2005 |
| 6805123 | Compact multipurpose dustproof mask A compact multipurpose dustproof mask includes a body pipe having an outlet hole formed at one end and a mouth contact hole formed at the other end thereof, and the end where the mouth contact hole is formed is held in the mouth and/or nose, a backward flow preventi... | 10/19/2004 |
| 6718981 | Dental mask A dental mask which has two separate chambers, one for inhalation and the other for exhalation. The two separate chambers being separated by an elasticized strip across the philtrum area. The mask is designed to be disposable, yet also have the ability to accept, fo... | 04/13/2004 |
| 6629532 | Oxygen mask retention device and method for retaining an oxygen mask A retention device and method for retaining an object, including preferably a gas mask, in position proximate a user's mouth. The retention device includes straps coupled to both sides of the object and having at ends thereof ear pieces. The ear pieces fi... | 10/07/2003 |
| 6584975 | Respirator mask for filtering breathed air A respirator mask for filtering breathed air including a mask portion dimensioned for covering the mouth of the user. The mask portion includes an inner portion, an outer portion, and an air chamber therebetween. The mask portion includes a generally circ... | 07/01/2003 |
| 6422238 | Headgear Headgear (20) for securing a respiratory mask (12) to a patient incorporates a quick release arrangement. The headgear has at least one strap (22,24) extending from each side of the mask, the straps being releasably fastened rearwards of the patient's fac... | 07/23/2002 |
| 6394090 | Flat-folded personal respiratory protection devices and processes for preparing same Respiratory devices having first and second lines of demarcation bisected by a fold. The devices are capable of being folded in a first substantially flat configuration for storage (e.g., in a pocket) and are capable of being unfolded in a second ready-to... | 05/28/2002 |
| 6341606 | Disposable respiratory mask with adhesive skin interface A disposable respiratory mask is provided according to the invention. The disposable respiratory mask includes a bag having a first opening and a second opening and may have an optional vent hole, adhesive strips around a perimeter of the first opening, t... | 01/29/2002 |
| 6095143 | Face mask having a combination adjustable ear loop and drop down band A face mask (10) covers the nose and mouth of the wearer and includes a band (24) to retain the mask member (12) in position. The band attaches at the sides (20) of the mask and extends around the ears of the wearer and loops through orifices (32). The ba... | 08/01/2000 |
| 6079980 | Dental patient face mask Disclosed is a protective, disposable dental patient face mask that covers the patient's entire face, extending partially around the patient's head and secured by a pair of ear bands. A mouth aperture allows access to the patient's mouth and a nose mask t... | 06/27/2000 |
| 5954055 | Mask A mask is formed of a rectangular mask main body made of a ventilating material and a longitudinal elastic member stored in and attached to the mask main body. The mask main body is formed of a rectangular rear side member facing at least a nose and a mou... | 09/21/1999 |
| 5934275 | Mask with elastic webbing A mask and a method for producing a mask that includes a cover material for covering a portion of a face of a wearer and a hypoallergenic, anisotropic elastic material for securing the cover material to the face of the wearer.... | 08/10/1999 |
| 5927280 | Mask The present invention is to provide a mask capable of improving the stiffness. The mask includes a rectangular mask main body of a ventilating material, such as paper, fabric, and non-woven fabric, having folded portions folded in the direction parallel t... | 07/27/1999 |
| 5884336 | Cold weather mask including a mouth seal having a direct flow through porous hygroscopic material A flexible mouth seal having a porous direct flow hygroscopic material associated with a cold weather mask. The nose has free breathing and does not breath in or out through the hygroscopic material. The cold weather mask and mouth seal captures some of t... | 03/23/1999 |
| 5819731 | Face mask having a combination adjustable ear loop and drop down band A face mask (10) covers the nose and mouth of the wearer and includes a band (24) to retain the mask member (12) in position. The band attaches at the sides (20) of the mask and extends around the ears of the wearer and loops through orifices (32). The ba... | 10/13/1998 |
| 5813398 | Combined anti fog and anti glare features for face masks A face mask having a filter body for covering the nose and mouth of a wearer. Ear loops, head bands, surgical ties and other appropriate devices may be used to secure the face mask to the face of the wearer. The filter body is preferably formed from one o... | 09/29/1998 |
| 5803077 | Mask with elastic webbing A face mask and a method for producing a face mask that includes a cover material adapted for disposal over a portion of the face of a wearer and at least one band made of a hypoallergenic, anisotropic composite elastic material, wherein the band is attac... | 09/08/1998 |
| 5717991 | Disposable sanitary mask A disposable sanitary mask comprises a covering panel section adapted to cover the wearer's nose and mouth and a pair of ear-looping panel sections which are respectively formed of nonwoven fibrous fabric. The covering panel section has a central rigid re... | 02/17/1998 |
| 5699791 | Universal fit face mask A conformable face mask for health care workers is provided. The use of elastomeric materials applied under tension helps define a plurality of gathers which facilitate the donning and positioning of the mask. An elastomeric headband maintains a comfortab... | 12/23/1997 |
| 5697105 | Hunting mask A facial mask eliminates odors from the exhalation of a wearer while permitting detection by the wearer of odors a the surrounding environment. In the preferred embodiment, the invention takes the form of an air permeable facial covering disposed over the... | 12/16/1997 |
| 5467765 | Disposable face mask with multiple liquid resistant layers A pleated, disposable, liquid-resistant face mask formed of a three-ply or four-ply composite laminate structure that is conformable to the shape of the wearer's face. The three-ply face mask has a first ply formed of a non-woven material, a carded cotton... | 11/21/1995 |
| 5322061 | Disposable aerosol mask A disposable mask that includes a filter media capable of filtering particles of a size appropriate for its purposes, while providing excellent breathability. The mask is formed from multiple layers of filtration material having the general configuration ... | 06/21/1994 |
| 5237986 | Respirator harness assembly A harness assembly for disposable respirators and more particularly to a respirator harness assembly having an open light-weight elastic loop with a single point connector which enables the respirator to be easily and quickly applied, and provides for tem... | 08/24/1993 |
| 4969457 | Body fluids barrier mask A face mask (10) is provided for covering the mouth and nose of a wearer (14). The mask (10) prevents the passage of liquid from external to the mask to the face of the wearer (14). The mask (10) has four layers including a special low density polyethylen... | 11/13/1990 |
| 4966140 | Protective facial mask For the protection of the operating surgeon and of the medical staff when treating patients and during operations against the effects of secretions and blood of patients suffering from the immune deficiency disease AIDS, the facial mask consists of a mask... | 10/30/1990 |
| 4941470 | Face mask with ear loops and method for forming A face mask (10) includes a layer (12) of meltblown polypropylene fabric having pleats (18-22) formed therein. An ear loop (14) and an ear loop (16) formed from lycra spandex are attached to the corners of the layer (12). Application of heat along seams (... | 07/17/1990 |
| 4920960 | Body fluids barrier mask A face mask (10) is provided for covering the mouth and nose of a wearer (14). The mask (10) prevents the passage of liquid from external to the mask to the face of the wearer (14). The mask (10) has four layers including a special low density polyethylen... | 05/01/1990 |
| 4908878 | Disposable, one-piece light shield A disposable one-piece light shield adapted to excluse ambient light from the eyes of an adult wearer regardless of his head size. The shield is fabricated from a blank of soft, non-woven textile sheeting that is die cut to define a generally rectangular ... | 03/20/1990 |
| 4815456 | Hygienic device A device is disclosed for providing reduced opportunity for germs, viruses and other substances from entering the human mouth under various circumstannces. The device comprises a planar latex membrane adapted to be worn over the mouth and attached to the ... | 03/28/1989 |
