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Class Information
Number: 128/200.29
Name: Surgery > Respiratory method or device > Underwater exhalation dispersing means
Description: Subject matter for dispersing exhaled gas from a diver’s mask, helmet, or other underwater apparatus into ambient water in finely divided form.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7455061 |
Bubble diverter for use with diving equipment |
Nov. 25, 2008 |
| 7406964 |
SCUBA walk improved underwater breathing apparatus |
Aug. 5, 2008 |
| 7163012 |
Diving snorkel assembly including a casing |
Jan. 16, 2007 |
| 6990995 |
Valve-leaf protective structure for pressure for regulator of air tank used in diving |
Jan. 31, 2006 |
| 6981500 |
Respiratory tube without fastening assemblies |
Jan. 3, 2006 |
| 6681766 |
Regulator for diving |
Jan. 27, 2004 |
| 6679253 |
Automatic water stopper for snorkel |
Jan. 20, 2004 |
| 6644307 |
Scuba diving bubble diverter for improving vision and decreasing bubble noise |
Nov. 11, 2003 |
| 6622722 |
Water preventing equipment of a snorkel |
Sep. 23, 2003 |
| 6598239 |
Draining structure for diving mask |
Jul. 29, 2003 |
| 6478024 |
Snorkeling equipment |
Nov. 12, 2002 |
| 6435178 |
Swim mask with floating air-suction device |
Aug. 20, 2002 |
| 6408844 |
Breathing apparatus |
Jun. 25, 2002 |
| 6371108 |
Dryest snorkel |
Apr. 16, 2002 |
| 6363929 |
Snorkel having a secure yet adjustable strap hook |
Apr. 2, 2002 |
| 6354291 |
Diving regulator with valved mouthpiece |
Mar. 12, 2002 |
| 6295983 |
Foldable snorkel |
Oct. 2, 2001 |
| 6263871 |
Mouthpiece with coupler |
Jul. 24, 2001 |
| 6206000 |
Canine scuba diving apparatus |
Mar. 27, 2001 |
| 6089225 |
System and method to prevent the transmission of pathogenic entities between the multiple users of second stage regulators |
Jul. 18, 2000 |
| 5979441 |
Structure of draining mechanism for soft nose protrusion type diving mask |
Nov. 9, 1999 |
| 5947784 |
Apparatus for producing toroidal bubbles and method |
Sep. 7, 1999 |
| 5893362 |
Snorkelling device |
Apr. 13, 1999 |
| 5860168 |
Dive mask |
Jan. 19, 1999 |
| 5724961 |
Valve arrangement and a breathing regulator which includes such a valve arrangement |
Mar. 10, 1998 |
| 5724958 |
Breathing hood |
Mar. 10, 1998 |
| 5701884 |
Snorkel with strobe light |
Dec. 30, 1997 |
| 5687712 |
Underwater breathing apparatus |
Nov. 18, 1997 |
| 5642529 |
Diving face mask |
Jul. 1, 1997 |
| 5632268 |
Multiple purpose fixed or portable oxygen delivery system |
May. 27, 1997 |
| 5608920 |
Diver's face mask with offset purge valve |
Mar. 11, 1997 |
| 5606967 |
Mask and snorkel assembly |
Mar. 4, 1997 |
| 5558466 |
Diving mask with a structure for drain and flow guide |
Sep. 24, 1996 |
| 5524611 |
Swimming mask with automatic drainage |
Jun. 11, 1996 |
| 5524612 |
Drinking device for divers |
Jun. 11, 1996 |
| 5503140 |
Second stage demand regulator |
Apr. 2, 1996 |
| 5479917 |
Structure of diving mask |
Jan. 2, 1996 |
| 5455842 |
Method and apparatus for underwater communication |
Oct. 3, 1995 |
| 5329643 |
Diving face mask |
Jul. 19, 1994 |
| 5159923 |
Diving helmet |
Nov. 3, 1992 |
| 5079775 |
Diving helmet |
Jan. 14, 1992 |
| 5027805 |
Snorkel assembly |
Jul. 2, 1991 |
| 4928710 |
Breathing mouthpiece for a snorkel |
May. 29, 1990 |
| 4862903 |
Breathing mouthpiece for contacting upper palate and lower jaw of user's mouth |
Sep. 5, 1989 |
| 4809691 |
Breathing apparatus for diving |
Mar. 7, 1989 |
| 4793340 |
Breathing system for divers |
Dec. 27, 1988 |
| 4784129 |
Breathing regulator |
Nov. 15, 1988 |
| 4527658 |
Bubble silencer for an underwater voice communicator |
Jul. 9, 1985 |
| 4527657 |
Tapered tube impedance matching underwater voice communicator with bubble silencer |
Jul. 9, 1985 |
| 4467797 |
Breathing effort reduction device for scuba gear |
Aug. 28, 1984 |
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