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Class Information
Number: 441/88
Name: Buoys, rafts, and aquatic devices > Water rescue or life protecting apparatus > Personal flotation device
Description: Device worn by a user and including buoyancy means to sustain the user floating in a body of water.










Sub-classes under this class:

Class Number Class Name Patents
441/122 Arm encircling means 24
441/102 Body suit 31
441/106 For torso 146
441/124 Head gear 17
441/123 Neck encircling means 46
441/121 Suspender 2
441/120 Trunks or shorts 18
441/90 With mechanical inflation means 22
441/89 With signal means 88


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8672720 Life vest with rescue handle Mar. 18, 2014
8632374 Salvage suit for shipwrecks Jan. 21, 2014
8622263 Backpack structure having lifesaving function Jan. 7, 2014
8508382 Light emitting inflatable safety beacon Aug. 13, 2013
8482405 Health monitoring system for personnel on a high speed boat Jul. 9, 2013
8298028 Personal visibility marker Oct. 30, 2012
8272809 Active control releasable ballast system for use with dive equipment Sep. 25, 2012
8262426 Life vest with rescue handle Sep. 11, 2012
7916891 Apparatus for measurement of floating body posture of person wearing life jacket Mar. 29, 2011
7841344 Jacket and method for surviving an avalanche Nov. 30, 2010
7798878 Personal windscreen apparatus Sep. 21, 2010
7704015 Expandable air bag construction for protection of an inflatable air cell in a diver's buoyancy compensator Apr. 27, 2010
7704113 Lifejacket Apr. 27, 2010
7540690 Adjustable size buoyancy compensator Jun. 2, 2009
7458751 Active control releasable ballast system for use with dive equipment Dec. 2, 2008
7331836 Aquatic apparel Feb. 19, 2008
7267509 Floatation device Sep. 11, 2007
7255620 Child carrier and swimming aid Aug. 14, 2007
7249988 Life preserver Jul. 31, 2007
7160167 Animal safety apparatus Jan. 9, 2007
7083487 Emergency flotation and recovery device Aug. 1, 2006
7080411 Protective garment Jul. 25, 2006
7047966 Lifesaving floatation and breathing device May. 23, 2006
7033235 Personal water equipment extending the hand, and devices designed to receive such equipment Apr. 25, 2006
6966726 Buoyancy compensator Nov. 22, 2005
6860775 Anti-exposure flotation suit Mar. 1, 2005
6857136 Inflatable head and neck support collar Feb. 22, 2005
6848959 Safety vest and lanyard C-I-P Feb. 1, 2005
6805599 Self-operatable inflation device Oct. 19, 2004
6793549 Buoyancy aid for swimming and training Sep. 21, 2004
6761163 Inflator regulator with multiple adapters for connection to different size BC hoses Jul. 13, 2004
6749370 Buoyancy compensating jacket Jun. 15, 2004
6666623 Buoyancy control device and method for controlling divers ascent Dec. 23, 2003
6659824 Animal life preservers Dec. 9, 2003
6645027 Safety vest Nov. 11, 2003
6551159 Automotive underwater evacuation system Apr. 22, 2003
6527479 Break away counterweight with neutralizing buoyancy offset for diver's safety Mar. 4, 2003
6527480 Buoyancy compensator weight system Mar. 4, 2003
6475047 Rescue device Nov. 5, 2002
6463593 Safety shoulder straps for high trousers integrating a life jacket Oct. 15, 2002
6447353 Toddler/adult float jacket Sep. 10, 2002
6375532 Quick release safety mechanism Apr. 23, 2002
6347411 Article of clothing having a lining containing compositions of polydimethylsiloxane and microballoons Feb. 19, 2002
6328618 Combination lifejacket and protective body heat retaining pod Dec. 11, 2001
6231411 Fashionable emergency flotation aid May. 15, 2001
6213832 Personal flotation device and related system for maintaining human body in partially-submerged horizontal position Apr. 10, 2001
6206744 Insulated flotation garments Mar. 27, 2001
6203390 Life jacket having deployable balloon Mar. 20, 2001
6203246 Break away counter weight assembly with neutralizing buoyancy offset for diver's safety Mar. 20, 2001
6120337 Life-saving device with launcher Sep. 19, 2000

1 2 3










 
 
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