| Class 440 | MARINE PROPULSION |
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![[List of Pre Grant Publications for class 440 subclass 1]](../as.gif) | ![[List of Patents for class 440 subclass 1]](../ps.gif) | 1 | MEANS TO CONTROL THE SUPPLY OF ENERGY RESPONSIVE TO A SENSED CONDITION |
| | 2 | WITH INDICATOR |
| | 3 | DIVERSE ENGINE MEANS |
| | 4 | PLURAL ENGINES WITH SINGLE PROPELLING MEANS |
| | 5 | HYDRAULIC FLUID DRIVE FOR PROPELLING MEANS |
| | 6 | ELECTRIC DRIVE FOR PROPELLING MEANS |
| | 8 | WIND DRIVEN MOTORS |
| | 9 | WAVE POWERED PROPELLING MEANS |
| | 11 | POWERED FROM LAND VEHICLE SUPPORTED BY VESSEL |
| | 12.5 | SELF-PROPELLED VEHICLE HAVING LAND AND WATER PROPULSION MEANS (E.G., AMPHIBIOUS VEHICLE) |
| | 12.51 |  Having separated propulsion means for land and water |
| | 12.52 |  Propulsion means moveable to stowed position |
| | 12.55 | Operator powered drive for propulsion means |
| | 12.56 | Flexible endless track propulsion means |
| | 12.57 | Motor driven screw propeller shaft |
| | 12.62 | Operator powered drive for propulsion means |
| | 12.63 | Flexible endless track propulsion means |
| | 12.65 | Helical screw propulsion means |
| | 12.66 | Wheel-type propulsion means |
| | 13 | OSCILLATING PROPELLING MEANS |
| | 21 | OPERATOR POWERED DRIVE FOR PROPELLING MEANS |
| | 22 | Rocking watercraft |
| | 23 | Fluid pump |
| | 24 | Having reciprocating pull cable |
| | 25 | Sliding handle or pedal |
| | 26 | Rotary cranking arm |
| | 27 | Plural-crank type |
| | 28 | Having flexible drive shaft |
| | 29 | Having endless drive member |
| | 31 | Including gear means |
| | 32 | Lever with connecting linkage |
| | 33 | TOWING |
| | 37 | AIR PROPELLED BOAT |
| | 38 | JET DRIVE |
| | 39 | Auxiliary use of propulsive fluid |
| | 40 | Direction control for fluid jet |
| | 44 | Propulsion fluid is pressurized gas |
| | 46 | Having means to prevent clogging |
| | 47 | Having means to increase fluid drive means efficiency |
| | 48 | HELICAL SCREW |
| | 49 | SCREW PROPELLER |
| | 50 | Variable pitch |
| | 51 | Combined with rudder |
| | 52 | With vibration dampening |
| | 53 | With means effecting or facilitating movement of propulsion unit or a segment of the propulsion unit (e.g., tilting or steering) |
| | 54 | With means limited to vertical movement within hull cavity |
| | 55 | Having restraining means |
| | 57 | Having gimbal or universal joint support |
| | 58 | Having toothed or threaded member to move propulsion unit or a segment of the propulsion unit |
| | 61R | Having fluid motor to move propulsion unit or a segment of the propulsion unit |
| | 62 | Having pliant member to move propulsion unit or a segment of the propulsion unit |
| | 63 | Having link or lever to move propulsion unit or a segment of the propulsion unit |
| | 64 | Having shaft with releasable coupling |
| | 65 | With means to lift propeller when an obstruction is hit |
| | 66 | Having means to control flow around propeller |
| | 71 | Propeller guard |
| | 73 | Self-clearing |
| | 74 | Shaft braking or locking |
| | 75 | Having transmission |
| | 76 | Propulsion unit casing |
| | 79 | Propeller arrangement |
| | 83 | Shafting |
| | 84 | ENGINE, MOTOR, OR TRANSMISSION CONTROL MEANS |
| | 88R | MEANS FOR ACCOMODATING OR MOVING ENGINE FLUIDS |
| | 88A | Air intake for engine |
| | 88F | Fuel for engine |
| | 88L | Lubricant for engine |
| | 88C | Cooling for engine |
| | 88D | Auxiliary use of cooling fluid |
| | 88M | Cooling water intake |
| | 88N | Engine flushing, purging, draining or winterizing equipment |
| | 88HE | Heat exchanger |
| | 88P | Pump |
| | 88T | Tell-tale outlet |
| | 89R | Means for handling exhaust gas |
| | 90 | PADDLE WHEEL |
| | 91 | Having means to reposition paddle wheel assembly |
| | 92 | Having means to retract paddle or change paddle attitude |
| | 94 | UPRIGHT REMAINING ORBITING PADDLES |
| | 95 | FLEXIBLE ENDLESS PROPELLING MEANS |
| | 98 | BUOYANT PROPELLING MEANS |
| | 101 | OAR OR PADDLE |
| | 111 | INBOARD ENGINE MOUNT |
| | 113 | MISCELLANEOUS |
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