US Patent Class 441
BUOYS, RAFTS, AND AQUATIC DEVICES
 Electronic File Wrappers |  Electronic Patent Documents |  Paper Patent Documents | Current as of: June, 1999
|  and Services |
| Electronic File Wrappers | Electronic Patent Documents | Paper Patent Documents | Current as of: June, 1999
| and Services |
| DF | CLASS NOTES | |
| 1 | DF | BUOY |
| 2 | DF | .~ With means to call buoy to surface |
| 3 | DF | .~ For mooring a vessel |
| 4 | DF | .~.~ Having liquid cargo transfer means |
| 5 | DF | .~.~.~ Having swivel coupling for cargo conduit |
| 6 | DF | .~ Marker buoy |
| 7 | DF | .~.~ Having means to release buoy upon submergence |
| 8 | DF | .~.~.~ Water soluble or water weakened member |
| 9 | DF | .~.~.~ Gas assisted |
| 10 | DF | .~.~.~ Responsive to hydrostatic pressure |
| 11 | DF | .~.~ With signalling device |
| 12 | DF | .~.~.~ Audible |
| 13 | DF | .~.~.~ Illuminating |
| 14 | DF | .~.~.~.~ By combustion of fluid |
| 15 | DF | .~.~.~.~.~ Fluid produced by chemical reaction with water |
| 16 | DF | .~.~.~.~ Electric light |
| 17 | DF | .~.~.~.~.~ Having water activated switch |
| 18 | DF | .~.~.~.~.~ Having water activated battery |
| 19 | DF | .~.~.~ Smoke producing |
| 20 | DF | .~.~.~ Reflecting means |
| 21 | DF | .~ Having means to control attitude or position |
| 22 | DF | .~.~ Fluid reaction surface |
| 23 | DF | .~.~ Tether |
| 24 | DF | .~.~.~ Having playout means |
| 25 | DF | .~.~.~.~ Having means to control playout |
| 26 | DF | .~.~.~.~ Reel for tether |
| 27 | DF | .~.~.~.~ Having seat for buoy |
| 28 | DF | .~.~ Having ballast means |
| 29 | DF | .~.~.~ Variable ballast |
| 30 | DF | .~ Inflatable |
| 31 | DF | .~.~ Having chemical reactor to produce gas |
| 32 | DF | .~ Container type |
| 33 | DF | .~.~ With means to release transponder, sensor, etc. |
| 34 | DF | .~.~ Storm oil distributor |
| 35 | DF | RAFTS |
| 36 | DF | .~ With signal device |
| 37 | DF | .~ Having water reactant stabilizing means |
| 38 | DF | .~ With shelter |
| 39 | DF | .~ Having boarding aid |
| 40 | DF | .~ Inflatable |
| 41 | DF | .~.~ Having inflation valve means |
| 42 | DF | .~.~ Having storage container for raft |
| 43 | DF | .~ Having centrally located suspended basket |
| 44 | DF | .~ Columnar flotation member |
| 45 | DF | .~.~ Hollow |
| 46 | DF | .~.~.~ Barrel or drum |
| 47 | DF | .~ Formed from log or other product |
| 48 | DF | .~.~ Booming |
| 49 | DF | .~.~ Cribbing |
| 50 | DF | .~.~ Coupling means |
| 51 | DF | .~.~.~ Dog |
| 52 | DF | .~.~.~ Clamp |
| 53 | DF | .~.~.~ Transverse rigid member |
| 54 | DF | .~.~.~ Encircling flexible member |
| 55 | DF | SWIMMING AID TO INCREASE STROKE EFFICIENCY |
| 56 | DF | .~ Hand attached, held, or worn |
| 57 | DF | .~.~ Having finger stalls (e.g., gloves) |
| 58 | DF | .~.~ Secured to hand by strap |
| 59 | DF | .~ Arm attached |
| 60 | DF | .~ Leg attached |
| 61 | DF | .~ Foot attached |
| 62 | DF | .~.~ Repositioned by biasing means |
| 63 | DF | .~.~ With lock or latch |
| 64 | DF | .~.~ Flipper |
| 65 | DF | WATER SKIMMING OR WALKING DEVICE |
| 66 | DF | .~ Inflatable |
| 67 | DF | .~ Circular |
| 68 | DF | .~ Water ski |
| 69 | DF | .~.~ Ski tow handle |
| 70 | DF | .~.~ Ski binding |
| 71 | DF | .~.~ With rooster tail producing means |
| 72 | DF | .~.~ With seat |
| 73 | DF | .~.~ Having connecting means |
| 74 | DF | .~ Surfboard |
| 75 | DF | .~ With lashing |
| 76 | DF | .~ Water walking device (e.g., water shoes) |
| 77 | DF | .~.~ Having pivoted traction flap |
| 78 | DF | .~.~ Spheroid or wheel-like device encircling walker |
| 79 | DF | .~ Having stabilizing surface |
| 80 | DF | WATER RESCUE OR LIFE PROTECTING APPARATUS |
| 81 | DF | .~ Tossable apertured member (e.g., ring) |
| 82 | DF | .~ For use over ice |
| 83 | DF | .~ Air-sea rescue device |
| 84 | DF | .~ Lifeline |
| 85 | DF | .~.~ Having line propelling means |
| 86 | DF | .~ Buoyant shark screen encircling user |
| 87 | DF | .~ Passenger enclosing bouyancy device |
| 88 | DF | .~ Personal flotation device |
| 89 | DF | .~.~ With signal means |
| 90 | DF | .~.~ With mechanical inflation means |
| 91 | DF | .~.~.~ By pump |
| 92 | DF | .~.~.~ By compressed gas means |
| 93 | DF | .~.~.~.~ With puncturing means |
| 94 | DF | .~.~.~.~.~ Lever actuated |
| 95 | DF | .~.~.~.~.~ Actuated by water softened or soluble member |
| 96 | DF | .~.~.~.~ With control valve |
| 97 | DF | .~.~.~.~.~ Actuated by water softened or soluble member |
| 98 | DF | .~.~.~ By gas generation from chemical reaction |
| 99 | DF | .~.~.~.~ With manually operated valve |
| 100 | DF | .~.~.~.~ With soluble or deformable element |
| 101 | DF | .~.~.~.~.~ With cutting, punching, or striking means |
| 102 | DF | .~.~ Body suit |
| 103 | DF | .~.~.~ Full length |
| 104 | DF | .~.~.~.~ With hood |
| 105 | DF | .~.~.~.~.~ With mask |
| 106 | DF | .~.~ For torso |
| 107 | DF | .~.~.~ With sleeve |
| 108 | DF | .~.~.~ With buoyancy means substantially encircling the torso |
| 109 | DF | .~.~.~.~ And attached hip boot |
| 110 | DF | .~.~.~.~ And leg or foot strap |
| 111 | DF | .~.~.~.~ And support passing over the shoulder |
| 112 | DF | .~.~.~.~.~ Having buoyancy means |
| 113 | DF | .~.~.~.~ Buoyancy means is a continuous member |
| 114 | DF | .~.~.~ With buoyancy means on the back |
| 115 | DF | .~.~.~.~ And front |
| 116 | DF | .~.~.~.~.~ And shoulder |
| 117 | DF | .~.~.~ With buoyancy means on the front |
| 118 | DF | .~.~.~.~ And shoulder |
| 119 | DF | .~.~.~ With buoyancy means on the side |
| 120 | DF | .~.~ Trunks or shorts |
| 121 | DF | .~.~ Suspender |
| 122 | DF | .~.~ Arm encircling means |
| 123 | DF | .~.~ Neck encircling means |
| 124 | DF | .~.~ Head gear |
| 125 | DF | .~ Convertible use article |
| 126 | DF | .~.~ Seating means |
| 127 | DF | .~.~.~ Cushion |
| 128 | DF | .~.~ Berth |
| 129 | DF | BODY SUPPORTING BUOYANT DEVICE |
| 130 | DF | .~ With seat |
| 131 | DF | .~.~ Annular buoyant member |
| 132 | DF | .~.~ U-shaped buoyant member |
| 133 | DF | BUOYANCY PROVIDING ATTACHMENT FOR PIPE, LOG, OR LINE |
| 134 | DF | .~ Float for log |
| 135 | DF | BUOYANCY UNDERWATER VIEWING DEVICE |
| 136 | DF | MISCELLANEOUS |