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Class Information
Number: 128/206.28
Name: Surgery > Respiratory method or device > Face mask covering a breathing passage > Covering nose and mouth
Description: Subject matter wherein the mask overlies the nose and mouth.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5305739 |
Inflatable resuscitation device |
Apr. 26, 1994 |
| 5249570 |
Equine/canine hemoglobin-oxygen training mask |
Oct. 5, 1993 |
| 5233978 |
Nasal oxygen mask |
Aug. 10, 1993 |
| 5231982 |
Molded nosecup valve assembly |
Aug. 3, 1993 |
| 5197463 |
Single stage seal adaptor for endotracheal intubation and removal of anesthesia mask |
Mar. 30, 1993 |
| 5136555 |
Integrated diver face mask and ultrasound underwater voice communication apparatus |
Aug. 4, 1992 |
| H1039 |
Intrusion-free physiological condition monitoring |
Apr. 7, 1992 |
| 5069205 |
Quick-donning head harness assembly |
Dec. 3, 1991 |
| 5054481 |
Infusion apparatus to supply compressed air into an industrial mask |
Oct. 8, 1991 |
| 5054480 |
Personal air filtration and control system |
Oct. 8, 1991 |
| 5018519 |
Mask for adminstering an anesthetic gas to a patient |
May. 28, 1991 |
| 4989596 |
Face chamber |
Feb. 5, 1991 |
| 4974586 |
Breathing mask |
Dec. 4, 1990 |
| 4971051 |
Pneumatic cushion and seal |
Nov. 20, 1990 |
| 4971053 |
Suction mask to relieve choking |
Nov. 20, 1990 |
| 4966140 |
Protective facial mask |
Oct. 30, 1990 |
| 4961420 |
Gas mask for operation in contaminated areas |
Oct. 9, 1990 |
| 4957106 |
Gas mask coupled to monolithic member with speech membrane |
Sep. 18, 1990 |
| 4945906 |
Method and apparatus for administering anesthetics |
Aug. 7, 1990 |
| 4945907 |
Face mask |
Aug. 7, 1990 |
| 4907584 |
Respiratory mask |
Mar. 13, 1990 |
| 4905684 |
Fume protection device |
Mar. 6, 1990 |
| 4895143 |
Mouthpiece |
Jan. 23, 1990 |
| 4890609 |
Air-directing apparatus for air mask |
Jan. 2, 1990 |
| 4856508 |
Face mask |
Aug. 15, 1989 |
| 4848366 |
Exhaust mask system and device |
Jul. 18, 1989 |
| 4832017 |
Breathing mask |
May. 23, 1989 |
| 4807617 |
Scavenging mask |
Feb. 28, 1989 |
| 4794921 |
Method and apparatus for administering anesthetics |
Jan. 3, 1989 |
| 4770169 |
Anaesthetic mask |
Sep. 13, 1988 |
| 4699131 |
Ophthalmic surgical drape support |
Oct. 13, 1987 |
| 4669462 |
Disposable emergency respirator |
Jun. 2, 1987 |
| 4651727 |
Body exhaust gown arrangement |
Mar. 24, 1987 |
| 4641379 |
Face mask |
Feb. 10, 1987 |
| 4608975 |
Emergency breathing apparatus |
Sep. 2, 1986 |
| 4580556 |
Adaptor for endotracheal intubation |
Apr. 8, 1986 |
| 4573463 |
Breathing mask |
Mar. 4, 1986 |
| 4549543 |
Air filtering face mask |
Oct. 29, 1985 |
| 4520509 |
Mask with removable countercurrent exchange module |
Jun. 4, 1985 |
| 4337767 |
Disposable anesthesia mask cover |
Jul. 6, 1982 |
| 4332244 |
Mask for the safe delivery of inhalation gases to small laboratory animals |
Jun. 1, 1982 |
| 4331139 |
Emergency breathing apparatus |
May. 25, 1982 |
| 4250876 |
Emergency life support system |
Feb. 17, 1981 |
| 4231363 |
Gas delivery face shield |
Nov. 4, 1980 |
| D250131 |
Breathing mask |
Oct. 31, 1978 |
| D249368 |
Breathing face mask |
Sep. 12, 1978 |
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