US Patent Class 114
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Current as of: June, 1999
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  DF  CLASS NOTES
255  DF  FISHING VESSEL
256  DF  FLOATING OR SEMI-SUBMERSIBLE STORAGE VESSEL
257  DF  SUBMERGED STORAGE VESSEL
1  DF  WARSHIPS
2  DF  .~ Rams
3  DF  .~.~ Battering
4  DF  .~ Floating batteries
5  DF  .~ Turret
6  DF  .~.~ Combined elevating and rotary
7  DF  .~.~ Elevating
8  DF  .~.~ Rotary
9  DF  .~ Armored
10  DF  .~.~ Deflectors
11  DF  .~.~ Belting and plating
12  DF  .~.~.~ Compound
13  DF  .~.~.~.~ Buffers
14  DF  .~.~ Screens and shields
15  DF  .~ Concealment
312  DF  SUBMERSIBLE DEVICE
313  DF  .~ With disparate vehicle feature
314  DF  .~ Underwater habitat
315  DF  .~ Diver assistance device
316  DF  .~ With weapon or weapon system
317  DF  .~.~ Having ballast compensating means
318  DF  .~.~ Power assisted deployment
319  DF  .~.~.~ Pneumatic or hydraulic dispatch
320  DF  .~.~ Having specific hatch structure
321  DF  .~ Having storage hold
322  DF  .~ Detachably connected to a main vessel
323  DF  .~.~ Emergency escape means
324  DF  .~.~.~ Chamber completely enclosed in the hull
325  DF  .~.~.~ Chamber nested in the hull
326  DF  .~ Having buoy
327  DF  .~.~ And snorkel
328  DF  .~.~ With communication means
329  DF  .~.~ With indicator
330  DF  .~ Having attitude control
331  DF  .~.~ Depth control
332  DF  .~.~.~ Diving plane
333  DF  .~.~.~ Water ballast
334  DF  .~ Having air supply
335  DF  .~ Having air locks
336  DF  .~ Emergency equipment
337  DF  .~ Having propulsion unit
338  DF  .~.~ Propeller
339  DF  .~ Superstructure
340  DF  .~.~ With periscope
341  DF  .~ Hulls with transverse reinforcement
342  DF  .~ Hull within a hull
18  DF  TORPEDO BOATS
19  DF  .~ Spar
20.1  DF  TORPEDOES
20.2  DF  .~ With power plants
20.3  DF  .~ With net cutting
21.1  DF  .~ With external control
21.2  DF  .~.~ With remote control
21.3  DF  .~ With homing means
22  DF  .~ Separable sections
23  DF  .~ Steering mechanism
24  DF  .~.~ Gyroscope
25  DF  .~ Depth regulation
26  DF  SCOWS
27  DF  .~ Dumping and unloading
28  DF  .~.~ Sectional
29  DF  .~.~.~ Hinged
30  DF  .~.~.~ Separable
31  DF  .~.~ Platform
32  DF  .~.~.~ Tilting
33  DF  .~.~.~.~ Carriers
34  DF  .~.~.~ Conveyors
35  DF  .~.~.~ Side doors
36  DF  .~.~ Bottom doors
37  DF  .~.~.~ Flooding gates
38  DF  .~.~ Turnover
39.11  DF  METHOD OF SAILING SAILPOWERED WATERCRAFT
39.12  DF  SAILBOARD AND RIG MEANS THEREFOR
39.13  DF  .~ With rig means providing vertical lift
39.14  DF  .~ Having specific board shape or construction
39.15  DF  .~ With hydrofoil (e.g., keel, skeg, rudder, etc.)
39.16  DF  APPARATUS HELD BY OR ATTACHED TO RIDER TO CONTROL SAILBOARD OR SAILBOARD RIG
39.17  DF  .~ Rig righting device
39.18  DF  .~ Harness means
39.19  DF  .~ Foot strap means
39.21  DF  WATERCRAFT WITH MEANS USED IN PROVIDING SAILPOWER
39.22  DF  .~ With means used for converting from nonsailing watercraft
39.23  DF  .~ With means for uprighting capsized watercraft
39.24  DF  .~ With hydrofoil for providing vertical lift to hull
39.25  DF  .~ Having specifically defined hull shape
39.26  DF  .~ Multiple hulls
39.27  DF  .~.~ With connecting means as three-dimensional frame with vertically spaced apex e.g., tetrahedral frame, etc.
39.28  DF  .~.~ With connecting means permitting relative movement between hulls
39.29  DF  .~ With specific means acted upon by wind to provide sailpower frame, etc.)
39.3  DF  .~.~ Reaction rotor-type (e.g., Magnus effect)
39.31  DF  .~.~ Having spaced sail surfaces defining airfoil
39.32  DF  .~ Having specific mast mounting means
40  DF  ICE BREAKERS
41  DF  .~ Rams
42  DF  .~ Cutters
43  DF  ICE BOATS
258  DF  MOTHER SHIP, FLOATING LANDING PLATFORM, AND HARBOR
259  DF  .~ Vessel carrier
260  DF  .~.~ Barge transport
261  DF  .~ Aircraft
262  DF  .~.~ Seaplane
263  DF  .~ Floating boat dock
44  DF  VESSEL RAISING AND DOCKING
45  DF  .~ Floating dry docks
46  DF  .~.~ Sectional
47  DF  .~.~ End gates
48  DF  .~.~ Elevators
49  DF  .~ Camels, caissons, and pontoons
50  DF  .~ Submerged
51  DF  .~.~ Hoisting
52  DF  .~.~ Air tanks
53  DF  .~.~.~ Camels, caissons, and pontoons
54  DF  .~.~.~ Inflatable bags
55  DF  .~.~ Sand and mud loosening
55.5  DF  MOTORIZED SELF-PROPELLED WATERSKI OR WATERSCOOTER-TYPE VEHICLE (E.G., PERSONAL WATERCRAFT)
55.51  DF  .~ Having hull compartment drain or vent
55.52  DF  .~ Having pivoted steering and towing mast for rider
55.53  DF  .~ Having releasable hull compartment cover
55.54  DF  .~ With ski, pontoon, or hydrofoil providing vertical lift
55.55  DF  .~.~ And rider straddles seat
55.56  DF  .~ Having standing rider
55.57  DF  .~ Having rider straddling seat
55.58  DF  .~ Rider is prone or supine
271  DF  HULL OR HULL ADJUNCT EMPLOYING FLUID DYNAMIC FORCES TO DERIVE A LIFT OR ALTER TRIM, E.G., PLANING HULLS
272  DF  .~ Having airfoil
273  DF  .~.~ Movably mounted
274  DF  .~ Having hydrofoil
275  DF  .~.~ With control means responsive to sensed condition
276  DF  .~.~.~ Having feeler means
277  DF  .~.~.~ Having liquid pressure sensor
278  DF  .~.~ Ported strut or foil
279  DF  .~.~ With shock damping means
280  DF  .~.~ Having means to tilt or reposition foil or foil adjunct
281  DF  .~.~.~ Steerable foil
282  DF  .~.~.~ Having means to move foil to a retracted nonuse position
283  DF  .~ Having laterally disposed skids or pontoons
284  DF  .~ Movably mounted hull portion or hull adjunct
285  DF  .~.~ Trim tab or hull plate
286  DF  .~.~.~ With fluid motor
287  DF  .~.~.~.~ Expanding bladder
288  DF  .~ Having fluid channeling or entrapping configuration
289  DF  .~.~ With fluid introducing means
290  DF  .~.~ Plural channels
291  DF  .~ Stepped hull
292  DF  .~ Pontoon structure
56.1  DF  DISPLACEMENT-TYPE HULL (e.g., specific aftbody)
57  DF  .~ Screw propeller type
58  DF  .~ Paddle wheelers
59  DF  .~ Spindle
60  DF  .~ Canal and ferry boats
61.1  DF  .~ Multiple hulls
61.11  DF  .~.~ With capsize prevention or uprighting means
61.12  DF  .~.~ Including a submerged hull (e.g., semisubmerged watercraft)
61.13  DF  .~.~.~ Vertically spaced from another submerged or semisubmerged hull
61.14  DF  .~.~.~ Having plural spaced struts connecting each submerged hull and platform
61.15  DF  .~.~ With connecting means permitting relative movement between hulls
61.16  DF  .~.~.~ Connecting means is pivotable arm
61.17  DF  .~.~.~.~ Arm pivots about a vertical axis
61.18  DF  .~.~.~ Connecting means permits transverse linear horizontal movement of hulls toward each other
61.19  DF  .~.~.~ Hull pivots about a vertical axis
61.2  DF  .~.~ Having a specifically defined hull shape
61.21  DF  .~.~.~ Having lower hull portion asymmetrical with respect to a central vertical plane through that particular hull
61.22  DF  .~.~ Having plural crossbeams supporting rigid deck means
61.23  DF  .~.~ Trampoline-type deck means
61.24  DF  .~.~ Having seat
61.25  DF  .~.~ Inflatable-type hull
61.26  DF  .~ Having specific dimensional or speed ratio (e.g., Froude number)
61.27  DF  .~ Having specific forebody
61.28  DF  .~.~ Including bulb
61.29  DF  .~.~ And specific aftbody
61.3  DF  .~.~.~ And specific midbody (e.g., waist)
61.31  DF  .~ Having specific midbody (e.g., waist)
61.32  DF  .~ Having specific bottom
61.33  DF  .~.~ V-shaped bottom
62  DF  .~.~ Concave bottom
63  DF  .~.~ Flat bottom
343  DF  BOATS, BOAT COMPONENT OR ATTACHMENT
344  DF  .~ With wheeled buoyant landing or launching aid
345  DF  .~ Inflatable
346  DF  .~ Circular
347  DF  .~ Canoe or kayak
348  DF  .~ Lifeboat
349  DF  .~.~ Enclosed
350  DF  .~.~.~ With self-leveling passenger compartment
351  DF  .~ Hunting
352  DF  .~ Sectional
353  DF  .~.~ With folding
354  DF  .~ Collapsible
355  DF  .~ Hull construction
356  DF  .~.~ Metal
357  DF  .~.~ Plastic
358  DF  .~.~ Wood
359  DF  .~.~ Former and framer
360  DF  .~ With means to prevent capsizing or sinking
361  DF  .~ Protective cover or shield
362  DF  .~ Boarding aids
363  DF  .~ Seat and foot support
364  DF  .~ Deck or gunwale attachment
65 R  DF  BUILDING
66  DF  .~ Observation boats
67 R  DF  .~ Antifriction surfaces
67 A  DF  .~.~ Air and oil films
68  DF  .~ Insubmergible vessels
69  DF  .~.~ Linings and fillings
70  DF  .~ Canal and ferry boats
71  DF  .~ Cabins
72  DF  .~ Freighters
73  DF  .~.~ Bulk cargo
74 R  DF  .~.~.~ Liquid
74 T  DF  .~.~.~.~ Floating tank
74 A  DF  .~.~.~.~ Double hull or insulated tank
75  DF  .~.~.~ Antishifting devices
76  DF  .~.~.~ Ceilings and floors
77 R  DF  .~ Sectional
77 A  DF  .~.~ Horizontal sections
78  DF  .~ Bulkhead and compartment
79 R  DF  .~ Iron
80  DF  .~.~ Corrugated
81  DF  .~.~ Tubular
79 W  DF  .~.~ Welded joint
82  DF  .~ Wood
83  DF  .~ Bracing and staying
84  DF  .~ Sheathing and planking
85  DF  .~ Decks
86  DF  .~ Calking and seaming
87  DF  .~ Knees
88  DF  .~ Joints
65 A  DF  .~ Concrete ships
89  DF  SPARS
90  DF  .~ Masts and masting
91  DF  .~.~ Swinging
92  DF  .~.~ Cross and trestle trees
93  DF  .~.~ Coats, shields, and steps
94  DF  .~.~ Heads and irons
95  DF  .~ Yards
96  DF  .~.~ Trusses and parrels
97  DF  .~ Gaffs, booms, etc.
98  DF  .~.~ Pivoted
99  DF  .~.~ Crotches and supports
100  DF  .~ Spar irons
101  DF  .~ Fair leaders and chocks
102.1  DF  SAIL OR CONTROL MEANS THEREFOR
102.11  DF  .~ Sail assembly freely held by rider
102.12  DF  .~ Having means to tension or stretch sail
102.13  DF  .~ Having airflow control device for sail
102.14  DF  .~.~ Fairing
102.15  DF  .~ Having means to stow, load, or unload sail
102.16  DF  .~ Including means to orient sail
102.17  DF  .~.~ Having gearing
102.18  DF  .~.~ Having rope or line (e.g., sheet)
102.19  DF  .~.~.~ And traveler
102.2  DF  .~.~.~ And winch (e.g., capstan, driven pulley, windlass, etc.)
102.21  DF  .~.~.~ And sheave or pulley
102.22  DF  .~ Having means to vary shape of sail (e.g., camber)
102.23  DF  .~.~ Inflatable type
102.24  DF  .~.~ Batten
102.25  DF  .~.~.~ Having separate adjustment means for batten
102.26  DF  .~.~.~.~ For plural battens in a horizontal plane
102.27  DF  .~.~.~ Having specific construction
102.28  DF  .~ Spinnaker pole
102.29  DF  .~ Specific sail structure or arrangement
102.3  DF  .~.~ Spinnaker
102.31  DF  .~.~ Of laminate or composite construction
102.32  DF  .~.~ Constructed from a plurality of connected panels moveable relative to each other
102.33  DF  .~.~ Constructed from a plurality of edge connected panels
104  DF  .~ Reefing and furling
105  DF  .~.~ Fore-and-aft sails
106  DF  .~.~.~ Rolling
107  DF  .~.~ Rolling
108  DF  .~ Fastening device for sail
109  DF  .~ Rigging screws and stretchers
111  DF  .~ Running rigging
112  DF  .~ Mast travelers
113  DF  .~ Hoops and connections
114  DF  .~ Cringles and hanks
115  DF  .~ Clews
116  DF  BULKHEADS AND DOORS
117  DF  .~ Doors
118  DF  .~.~ Automatic
119  DF  .~.~.~ Sliding
120  DF  .~.~ Sliding
121  DF  BALLASTING
122  DF  .~ Antirolling
123  DF  .~ Floats
124  DF  .~ Shifting weights
125  DF  .~ Water tanks
126  DF  .~ Fins and boards
127  DF  CENTERBOARDS
128  DF  .~ Steering
129  DF  .~ Multiple
130  DF  .~ Vertical drop and pivoted swing
131  DF  .~.~ Sectional
132  DF  .~ Pivoted
133  DF  .~.~ Sectional
134  DF  .~.~.~ Fan
135  DF  .~.~ Lateral
136  DF  .~.~ Lateral swing
137  DF  .~.~ Lateral tilt
138  DF  .~ Vertical drop
139  DF  .~.~ Sectional
140  DF  KEELS
141  DF  .~ Vertical adjustment
142  DF  .~ Bilge
143  DF  .~ Rocking
144 R  DF  STEERING MECHANISM
145 R  DF  .~ Speed retarders
145 A  DF  .~.~ Trolling plates
146  DF  .~ Auxiliary
147  DF  .~ Paddles and wheels
148  DF  .~.~ Channels
149  DF  .~ Keel
150  DF  .~ Fluid pressure
151  DF  .~.~ Jet
152  DF  .~ Fins
153  DF  .~ Foot
154  DF  .~ Wheel-shaft gearing
155  DF  .~.~ Screw
156  DF  .~.~.~ Intermediate gear
157  DF  .~.~.~ Right and left
158  DF  .~.~.~.~ Intermediate gear
159  DF  .~.~ Segmental rack
160  DF  .~ Wheel and drum
161  DF  .~.~ Intermediate gear
162  DF  .~ Rudders
163  DF  .~.~ Multiple
164  DF  .~.~ Auxiliary
165  DF  .~.~ Hanging and shipping
166  DF  .~.~ Tubular
167  DF  .~.~ Sectional
168  DF  .~.~ Jury
169  DF  .~.~ Post bearings and heads
170  DF  .~.~ Brakes
171  DF  .~.~.~ Hydraulic
172  DF  .~.~ Locks
144 RE  DF  .~ Electrical
144 A  DF  .~ Remote control steering excluding manual operation
144 B  DF  .~ Dynamic anchor
144 C  DF  .~ Wind vane-operated
144 E  DF  .~.~ Electric
365  DF  LIFE CRAFT HANDLING DEVICE, APPARATUS, OR IMPLEMENT
366  DF  .~ Moving from storage position to launching position
367  DF  .~ Means for automatic launch upon sinking of ship
368  DF  .~ Davit
369  DF  .~.~ Movably mounted
370  DF  .~.~.~ Compound movement
371  DF  .~.~.~.~ Relative arcuate movement
372  DF  .~.~.~.~ Translating and tilting
373  DF  .~.~.~ Pivoting
374  DF  .~.~.~.~ Vertical axis
375  DF  .~ Chute or track
376  DF  .~ Protector for lifecraft during launching
377  DF  .~ Connector between boat and lowering tackle
378  DF  .~.~ Releasing mechanism
379  DF  .~.~.~ Automatic
380  DF  .~.~.~ Simultaneously releasing bow and stern
264  DF  FLOATING PLATFORM
265  DF  .~ Multiple leg
266  DF  .~ Float assembly
267  DF  FLOAT STRUCTURE
173  DF  PORTS
174  DF  .~ Stoppers
175  DF  .~.~ Gun port
176  DF  .~.~ Hinged
177  DF  .~ Light and air
178  DF  .~.~ Hinged covers
179  DF  HAWSE PIPES
180  DF  .~ Stoppers and covers
181  DF  .~ Friction rollers
182  DF  SCUPPERS
183 R  DF  BILGE DISCHARGE
184  DF  .~ Ejectors
185  DF  .~.~ Ships motion
186  DF  .~.~ Ash
183 A  DF  .~ Wave motion
187  DF  SMOKESTACKS
188  DF  FURNITURE
189  DF  .~ Cabins and staterooms
190  DF  .~ Life-preserver racks
191  DF  .~ Self-leveling
192  DF  .~.~ Berths
193  DF  .~.~.~ Single pivot
194  DF  .~.~ Chairs
195  DF  .~.~ Tables
*  DD  VALVES
197  DF  .~ Boat plugs
198  DF  .~ Sea cocks
199  DF  CABLE STOPPERS
200  DF  .~ Chain
201 R  DF  HATCHES AND COVERS
202  DF  .~ Sliding
203  DF  .~ With fasteners
201 A  DF  .~ Inflatable gaskets
204  DF  TRAVELERS
205  DF  .~ Tension relievers
293  DF  ANCHORING ARRANGEMENT
294  DF  ANCHOR
295  DF  .~ With means driving the anchor into the sea bed
296  DF  .~ Suction type
297  DF  .~ With dislodgement means
298  DF  .~.~ Collapsible fluke
299  DF  .~.~ By movable line connection
300  DF  .~ Dished or mushroom type
301  DF  .~ Fluke type
302  DF  .~.~ Having stowable stock
303  DF  .~.~ Having assembly or disassembly feature or replaceable or adjustable abutment
304  DF  .~.~ Pivoted fluke
305  DF  .~.~.~ Extensible
306  DF  .~.~.~ Fork or aperture confining fluke
307  DF  .~.~.~ Plural independently pivoted
308  DF  .~.~.~ Knobbed shank
309  DF  .~.~.~ Stock mounted on or juxtaposed to fluke
310  DF  .~.~.~ With tripper
311  DF  .~ Sea anchor
210  DF  ANCHOR TRIPPERS
211  DF  VENTILATION
212  DF  .~ Valves
213  DF  TENSION RELIEVERS
214  DF  .~ Fluid
215  DF  .~ Cable
216  DF  .~ Couplers
217  DF  .~.~ Safety release
218  DF  BITTS, CLEATS, AND PIN RAILS
219  DF  Fenders
220  DF  .~ Roller
381  DF  CHOCK OR LASHING
221 R  DF  IMPLEMENTS
222  DF  .~ Hull cleaning
223  DF  .~ Riggings
224  DF  .~ Calking, paying, etc.
221 A  DF  .~ Underwater cutting
227  DF  LEAK STOPPERS
228  DF  .~ Interior
229  DF  .~ Aprons, mats, etc.
230.1  DF  MOORING DEVICE
231  DF  .~ Ferry slip
230.11  DF  .~ Whip or whip base
230.12  DF  .~ Having ship-mounted turret
230.13  DF  .~ Including tower or riser connected to sea floor (e.g., column, mast)
230.14  DF  .~.~ Having boom means
230.15  DF  .~ Boom type
230.16  DF  .~.~ Vertically slidable
230.17  DF  .~.~ Of extensible length
230.18  DF  .~.~.~ Biased to particular length or position
230.19  DF  .~.~ Biased to particular position
230.2  DF  .~ Line type (e.g., rope, chain, hawser, cable)
230.21  DF  .~.~ With detecting position of ship or tension in line
230.22  DF  .~.~ Having means to tension line for movement of ship in opposite directions
230.23  DF  .~.~ And line winding means
230.24  DF  .~.~ And line biasing means
230.25  DF  .~.~ With manipulating or positioning means for aiding attachment of the line
230.26  DF  .~.~ With specific means for attaching line
230.27  DF  .~.~.~ Compensates for water level change
230.28  DF  .~.~.~ Including socket receiving elongated projection
230.29  DF  .~.~.~ Including enlargement fixed or attached to line for releasable engagement in slot
230.3  DF  .~.~.~ Including pivoted hook-type member
232  DF  OIL DISTRIBUTERS
233  DF  .~ Ship structure
234  DF  .~ Drags and floats
242  DF  TOWING OR PUSHING
243  DF  .~ Cable fairing
244  DF  .~ Submerged object
245  DF  .~.~ Having depth-control means
246  DF  .~ Steering
247  DF  .~ Having means responsive to excess strain
248  DF  .~ Nested vessels
249  DF  .~ Coupling means
250  DF  .~.~ Boom type
251  DF  .~.~ Flexible lashing
252  DF  .~.~ Having trip mechanism
253  DF  .~ Towing by means of cable
254  DF  .~.~ With cable storage means, e.g., reels
268  DF  WITH HOIST OR DECK ENGINE
269  DF  MACHINERY ARRANGEMENT
238  DF  TORPEDO LAUNCHING
239  DF  .~ Outboard
240 R  DF  TORPEDO GUARDS
241  DF  .~ Nets
240 A  DF  .~ Underwater
240 B  DF  .~ Pivotally attached
240 C  DF  .~ Boat net
240 D  DF  .~ Ship guard
240 E  DF  .~ Barrier nets
382  DF  MISCELLANEOUS