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Class Information
Number: 128/201.11
Name: Surgery > Respiratory method or device > Draw-type snorkel
Description: Subject matter for use under water including means extending to the surface of the water to allow the user to draw air from the atmosphere with no means to supply respiratory gas under positive pressure.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7357134 |
Underwater exhaust system |
Apr. 15, 2008 |
| 7234461 |
Arching snorkel |
Jun. 26, 2007 |
| 7234463 |
Periphery view goggle and remote breathing assembly |
Jun. 26, 2007 |
| 7222621 |
Breathing tube fastening structure |
May. 29, 2007 |
| 7191779 |
Snorkel with whistler |
Mar. 20, 2007 |
| 7165545 |
Splash protection device for snorkel |
Jan. 23, 2007 |
| 7163012 |
Diving snorkel assembly including a casing |
Jan. 16, 2007 |
| 7134433 |
Snorkel clip |
Nov. 14, 2006 |
| 7089929 |
Snorkel mouthpiece set |
Aug. 15, 2006 |
| 7077127 |
Flip top valve for dry snorkels |
Jul. 18, 2006 |
| 7069927 |
Waterproof device for a snorkel |
Jul. 4, 2006 |
| 7047965 |
Fresh air swimming snorkel |
May. 23, 2006 |
| 7032591 |
Snorkel with improved purging system |
Apr. 25, 2006 |
| 6994084 |
Anti-surf head on dry-type snorkel |
Feb. 7, 2006 |
| 6994085 |
Splash guard for a snorkel |
Feb. 7, 2006 |
| 6983746 |
Underwater exhaust system |
Jan. 10, 2006 |
| 6981500 |
Respiratory tube without fastening assemblies |
Jan. 3, 2006 |
| 6915801 |
Combination oxygen supplement and swimming snorkel apparatus |
Jul. 12, 2005 |
| 6915800 |
Water intake prevention device for a snorkel |
Jul. 12, 2005 |
| 6904910 |
Flip top valve for dry snorkels |
Jun. 14, 2005 |
| 6843246 |
Snorkel splash protector |
Jan. 18, 2005 |
| 6827083 |
Snorkel |
Dec. 7, 2004 |
| 6820615 |
Mask tightening strap |
Nov. 23, 2004 |
| 6745762 |
Snorkel with luminous device |
Jun. 8, 2004 |
| 6736136 |
Snorkel fixture of swimming mask |
May. 18, 2004 |
| 6679253 |
Automatic water stopper for snorkel |
Jan. 20, 2004 |
| 6668822 |
Snorkel with improved purging system |
Dec. 30, 2003 |
| 6668823 |
Diving mask allowing breath of a user with the nose |
Dec. 30, 2003 |
| 6655378 |
Snorkel |
Dec. 2, 2003 |
| 6622722 |
Water preventing equipment of a snorkel |
Sep. 23, 2003 |
| 6516797 |
Breathing structure of snorkeling apparatus |
Feb. 11, 2003 |
| 6513520 |
Snorkel system |
Feb. 4, 2003 |
| 6478024 |
Snorkeling equipment |
Nov. 12, 2002 |
| 6408844 |
Breathing apparatus |
Jun. 25, 2002 |
| 6401711 |
Supersnorkel |
Jun. 11, 2002 |
| 6371108 |
Dryest snorkel |
Apr. 16, 2002 |
| 6363929 |
Snorkel having a secure yet adjustable strap hook |
Apr. 2, 2002 |
| 6352075 |
Snorkel tube holder |
Mar. 5, 2002 |
| 6321745 |
Folding snorkel |
Nov. 27, 2001 |
| 6318363 |
Hydrodynamic and ergonomic snorkel |
Nov. 20, 2001 |
| 6302102 |
Dual air passage snorkle |
Oct. 16, 2001 |
| 6295983 |
Foldable snorkel |
Oct. 2, 2001 |
| 6276362 |
Diving snorkel |
Aug. 21, 2001 |
| 6253763 |
Mouthpiece and speaker assemblies for underwater speech |
Jul. 3, 2001 |
| 6230705 |
Respiratory tube capable of regulating air-blowing pressure |
May. 15, 2001 |
| 6202644 |
Diving snorkel |
Mar. 20, 2001 |
| 6170483 |
Self-contained diving equipment |
Jan. 9, 2001 |
| 6129081 |
Structure of snorkel |
Oct. 10, 2000 |
| 6119685 |
Diving snorkel |
Sep. 19, 2000 |
| 6119693 |
Forehead support for facial mask |
Sep. 19, 2000 |
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