US Patent No: 4,848,334

Number of patents in Portfolio can not be more than 2000

Mask

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ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

A mask assembly for allowing application of gases to the nose and mouth of a person, the mask assembly including a gas delivery nozzle, a mask adapted to cover the nose and mouth of the person, and a retaining strap, the gas nozzle having one end connected to the mask and a free end adapted for connection to a connector assembly, the retaining strap including a clip member and a strap, the strap being adapted to extend around the back of the head of the person and having one end connected to one side of the mask and a free end, the clip member including first and second parts, one of the parts being attached to the free end of the strap and the other one of the parts being attached to the other side of the mask, a specified one of the first and second parts having first and second longitudinally spaced opposite ends, being attached to the mask or strap, respectively, at the first end and adapted for connecting the other of the parts thereto at different selected positions along its length, so that the effective length of the strap is variable, and all parts of the mask assembly being integrally molded of the same substantially non-elastic plastics material.

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First Claim

Related Publications

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Patent Owner(s)

Patent OwnerAddressTotal Patents
INTERSURGICAL LIMITEDVADUZ4

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bellm, Howard G Berks, GB3 3 163

Cited Art

Patent Info (Count) # Cites Year
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (2)
4,235,464 Door lock construction 3 1979
4,671,271 Protective facial mask 94 1985

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
RESMED LIMITED (52)
6,123,071 Facial masks for assisted respiration or CPAP 77 1996
5,896,857 Valve for use in a gas delivery system 43 1996
6,112,746 Nasal mask and mask cushion therefor 197 1997
D435650 Combined nasal mask shell and cushion 10 1997
D428987 Nasal mask shell 40 1997
D423096 Nasal mask cushion 48 1997
D402755 Combined nasal mask shell and cushion 60 1997
6,006,748 Vent valve apparatus 42 1997
6,494,207 Harness assembly for a nasal mask 59 1997
6,044,844 Mask and harness assembly 114 1997
6,029,660 Substance delivery apparatus 52 1997
6,119,693 Forehead support for facial mask 193 1998
6,561,190 Mask and a vent assembly therefor 54 1998
6,513,526 Full-face mask and mask cushion therefor 78 1999
6,357,441 Nasal mask and mask cushion therefor 121 1999
6,561,191 Mask and a vent assembly therefor 26 1999
6,634,358 Nasal mask cushion assembly 27 2000
6,463,931 Forehead support for facial mask 62 2000
6,871,649 Nasal mask cushion assembly 8 2001
6,581,602 Nasal mask and mask cushion therefor 62 2002
7,178,527 Nasal mask and mask cushion therefor 7 2002
7,036,508 Harness assembly for a nasal mask 21 2002
6,557,556 Forehead support for facial mask 26 2002
6,701,927 Full-face mask and mask cushion therefor 48 2002
6,691,708 Forehead support for facial mask 37 2002
6,860,269 Forehead support for facial mask 37 2002
7,845,354 Mask and vent assembly therefor 2 2002
6,973,929 Forehead support for a facial mask 8 2002
D498529 Portion of a cushion for use with a mask assembly in the application of continuous positive airway pressure (CPAP) 4 2003
7,207,335 Mask and vent assembly therefor 11 2003
6,889,692 Vent valve assembly 1 2003
6,997,188 Forehead support for facial mask 5 2003
7,234,466 Forehead support for facial mask 6 2003
7,069,933 Breathing mask and mask cushion therefor 7 2003
D550351 Elastic gas washout vent for a respiratory mask 2 2004
7,503,327 Mask with integral cushion and forehead piece 9 2004
7,406,965 Forehead support for facial mask 3 2004
7,243,651 Cushion and mask therefor 5 2004
7,059,325 Vent assembly 0 2005
7,942,150 Nasal assembly 5 2005
7,882,837 Forehead support for facial mask 2 2005
7,926,487 Respiratory mask having gas washout vent and gas washout vent assembly for a respiratory mask 3 2006
8,056,561 Full-face mask and mask cushion therefor 0 2006
7,610,916 Forehead support for facial mask 6 2006
8,122,886 Respiratory mask assembly with vent 0 2006
7,950,392 Cushion and mask therefor 0 2007
7,762,259 Mask with integral cushion and forehead piece 2 2007
7,942,149 Forehead support for a facial mask 2 2009
8,210,181 Mask and headgear connector 0 2009
8,186,348 Forehead support for facial mask 2 2009
8,210,180 Mask with integral cushion and forehead piece 2 2010
8,353,294 Respiratory mask assembly 0 2011
 
3M INNOVATIVE PROPERTIES COMPANY (5)
6,070,579 Elastomeric composite headband 15 1996
5,724,677 Multi-part headband and respirator mask assembly and process for making same 39 1996
6,148,817 Multi-part headband and respirator mask assembly and process for making same 27 1998
D473937 Respirator 6 2001
6,497,232 Respirator headpiece and release mechanism 20 2001
 
INVACARE CORPORATION (5)
7,290,546 Nasal mask 8 2003
7,621,274 Nasal mask 9 2003
D507831 Nasal mask 6 2004
D583931 Nasal mask 0 2004
8,028,698 Breathing mask 0 2007
 
RESMED R&D GERMANY GMBH (4)
7,100,610 Breathing mask for feeding a breathing gas to a mask user and discharge device for discharging breathing gas 6 2001
7,000,614 Breathing mask arrangement and a forehead support device for same 17 2002
7,320,323 Breathing mask device and application device and frontal support device thereof 12 2002
8,371,301 Breathing mask for feeding a breathing gas to a mask user and discharge device for discharging breathing gas 0 2010
 
MAP MEDIZIN-TECHNOLOGIE GMBH (3)
7,654,263 Breathing mask arrangement and a forehead support device for same 3 2005
7,967,014 Application device for breathing mask arrangement 1 2006
7,992,559 Breathing mask arrangement as well as an application device and a forehead support device for same 2 2007
 
CAREFUSION 205, INC. (1)
7,007,696 Mask cushion and method of using same 19 2002
 
MAP-MEDIZINTECHNOLOGIE GMBH (1)
7,775,209 Breathing mask for feeding a breathing gas to a mask user and discharge device for discharging breathing gas 3 2006
 
MINNESOTA MINING AND MANUFACTURING COMPANY (1)
5,237,986 Respirator harness assembly 39 1991
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (4)
5,694,927 Disposable mask and suction catheter 4 1995
5,758,642 Gas delivery mask 12 1996
5,832,918 Method of making a face mask from a facial impression and of gas delivery 78 1996
6,860,268 Pediatric ventilation mask and headgear system 51 2002