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Class Information
Number: 128/203.29
Name: Surgery > Respiratory method or device > Means for mixing treating agent with respiratory gas > Including face mask covering nose and mouth
Description: Subject matter including a face mask covering the nose and mouth.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4865027 |
Non-rebreathing collapsible chamber continuous aerosol delivery system with infusion port |
Sep. 12, 1989 |
| 4832014 |
Method and means for dispensing two respirating gases by effecting a known displacement |
May. 23, 1989 |
| 4832015 |
Pediatric asthmatic inhaler |
May. 23, 1989 |
| 4809692 |
Pediatric asthmatic medication inhaler |
Mar. 7, 1989 |
| 4807617 |
Scavenging mask |
Feb. 28, 1989 |
| 4794921 |
Method and apparatus for administering anesthetics |
Jan. 3, 1989 |
| 4706683 |
Method and apparatus for bolus delivery of gases and aerosols and insufflations |
Nov. 17, 1987 |
| 4598704 |
Aerosol inhalation device |
Jul. 8, 1986 |
| 4582055 |
In vivo dermal absorption method and system for laboratory animals |
Apr. 15, 1986 |
| 4543950 |
Patient's mouthpiece |
Oct. 1, 1985 |
| 4520808 |
Inhalation exposure apparatus |
Jun. 4, 1985 |
| 4506665 |
Anesthetic supply valve and adapter for masks |
Mar. 26, 1985 |
| 4503851 |
Disposable face mask with odor masking attachment |
Mar. 12, 1985 |
| 4484577 |
Drug delivery method and inhalation device therefor |
Nov. 27, 1984 |
| 4433684 |
Assembly for administering respiratory medicament dosage through a gas mask |
Feb. 28, 1984 |
| 4310307 |
Dental audio and gaseous analgesia applicator |
Jan. 12, 1982 |
| 4271834 |
Disposable portable mask for emergency use |
Jun. 9, 1981 |
| 4250877 |
Diver's helmet and face mask for use therewith |
Feb. 17, 1981 |
| 4237877 |
Protective environmental mask with thermoelectric air conditioning system |
Dec. 9, 1980 |
| 4207888 |
Baffle device for face tent |
Jun. 17, 1980 |
| 4206753 |
Method and apparatus for mixing gases |
Jun. 10, 1980 |
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