US PATENT SUBCLASS 441 / 112
.~.~.~.~.~ Having buoyancy means


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



441 /   HD   BUOYS, RAFTS, AND AQUATIC DEVICES

80  DF  WATER RESCUE OR LIFE PROTECTING APPARATUS {8}
88  DF  .~ Personal flotation device {9}
106  DF  .~.~ For torso {5}
108  DF  .~.~.~ With buoyancy means substantially encircling the torso {4}
111  DF  .~.~.~.~ And support passing over the shoulder {1}
112.~.~.~.~.~ Having buoyancy means


DEFINITION

Classification: 441/112

Having buoyancy means:

(under subclass 111) Device wherein the supporting means passing over the shoulders include buoyancy means.