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Class Information
Number: 441/111
Name: Buoys, rafts, and aquatic devices > Water rescue or life protecting apparatus > Personal flotation device > For torso > With buoyancy means substantially encircling the torso > And support passing over the shoulder
Description: Device including means passing over the shoulders for supporting the buoyancy means.

Sub-classes under this class:

Class Number Class Name Patents
441/112 Having buoyancy means 33

Patents under this class:

Patent Number Title Of Patent Date Issued
7854568 Diving equipment Dec. 21, 2010
7182662 Hybrid personal flotation device Feb. 27, 2007
6802751 Emergency floatation jacket Oct. 12, 2004
6579138 Buoyancy regulator for diving Jun. 17, 2003
6478510 Dive vest Nov. 12, 2002
6350168 Light selective sport garments Feb. 26, 2002
6120213 Modular diver's buoyancy control device Sep. 19, 2000
5562513 Buoyancy compensator device with backpack and adjustable harness Oct. 8, 1996
5346419 Buoyancy compensator device with backpack and adjustable harness Sep. 13, 1994
5095957 Flotation assembly Mar. 17, 1992
5020941 Buoyancy compensator with detachable shoulder section Jun. 4, 1991
4990115 Buoyancy compensator with expandable cummerbund and auxiliary harness Feb. 5, 1991
4889511 Flotation assembly Dec. 26, 1989
4799908 Personal flotation device with inner mesh layer Jan. 24, 1989
4619622 Swim safe play suit Oct. 28, 1986
4552540 Swimming pool exercise device Nov. 12, 1985
4308629 Safety harness device Jan. 5, 1982
4123814 Flotation device Nov. 7, 1978
4047255 Flotation hiking harness Sep. 13, 1977

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