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Classification Resources
 
Class   175BORING OR PENETRATING THE EARTH
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 [List of Pre Grant Publications for class 175 subclass 1][List of Patents for class 175 subclass 1]1 WITH SEISMIC SHOCK GENERATING
[List of Pre Grant Publications for class 175 subclass 2][List of Patents for class 175 subclass 2]2 BORING WITH EXPLOSION IN INACCESSIBLE HOLE
[List of Pre Grant Publications for class 175 subclass 5][List of Patents for class 175 subclass 5]5 BORING A SUBMERGED FORMATION
[List of Pre Grant Publications for class 175 subclass 11][List of Patents for class 175 subclass 11]11 BORING BY DIRECTLY APPLYING HEAT TO FLUIDIZE OR COMMINUTE
 [List of Pre Grant Publications for class 175 subclass 17][List of Patents for class 175 subclass 17]17 WITH HEATING OR COOLING (1) WITHIN THE BORE, OR (2) DRILLING FLUID
 [List of Pre Grant Publications for class 175 subclass 18][List of Patents for class 175 subclass 18]18 ICE BORING
[List of Pre Grant Publications for class 175 subclass 19][List of Patents for class 175 subclass 19]19 BORING WITHOUT EARTH REMOVAL (I.E., COMPACTING EARTH FORMATION)
[List of Pre Grant Publications for class 175 subclass 24][List of Patents for class 175 subclass 24]24 AUTOMATIC CONTROL
 [List of Pre Grant Publications for class 175 subclass 39][List of Patents for class 175 subclass 39]39 WITH BIT WEAR SIGNAL GENERATING
[List of Pre Grant Publications for class 175 subclass 40][List of Patents for class 175 subclass 40]40 WITH SIGNALING, INDICATING, TESTING OR MEASURING
 [List of Pre Grant Publications for class 175 subclass 51][List of Patents for class 175 subclass 51]51 WITH SELF-ACTING CYCLIC ADVANCE AND RETRACTION OF TOOL OR TOOL SHAFT
 [List of Pre Grant Publications for class 175 subclass 52][List of Patents for class 175 subclass 52]52 WITH MAGAZINE FOR SUCCESSIVELY MOVING UNCONNECTED, ORIENTED TOOL OR SHAFT SECTIONS TO USE POSITION
 [List of Pre Grant Publications for class 175 subclass 53][List of Patents for class 175 subclass 53]53 ENLARGEMENT OF EXISTING PILOT THROUGHBORE REQUIRING ACCESSIBILITY TO EXISTING OPPOSITE BORE ENDS TO INSERT AND REMOVE TOOL
 [List of Pre Grant Publications for class 175 subclass 54][List of Patents for class 175 subclass 54]54 BORING BY BELOW GROUND RECIRCULATION OF UNSUPPORTED ELEMENTS (E.G., SHOT)
 [List of Pre Grant Publications for class 175 subclass 55][List of Patents for class 175 subclass 55]55 TOOL ACTUATION BY REACTION OF ROTATING ECCENTRIC MASS
 [List of Pre Grant Publications for class 175 subclass 56][List of Patents for class 175 subclass 56]56 NATURAL VIBRATION CHARACTERISTIC OF AN ELEMENT OF BORING MEANS RELATED (1) TO NATURAL VIBRATION CHARACTERISTIC OF ANOTHER ELEMENT, OR (2) TO FREQUENCY OF AN IMPOSED MOTION
[List of Pre Grant Publications for class 175 subclass 57][List of Patents for class 175 subclass 57]57 PROCESSES
[List of Pre Grant Publications for class 175 subclass 73][List of Patents for class 175 subclass 73]73 MEANS TRAVELING WITH TOOL TO CONSTRAIN TOOL TO BORE ALONG CURVED PATH
 [List of Pre Grant Publications for class 175 subclass 77][List of Patents for class 175 subclass 77]77 SIDE WALL TOOL FED LATERALLY WITHOUT ROTATION FROM INACCESSIBLE HOLE
 [List of Pre Grant Publications for class 175 subclass 78][List of Patents for class 175 subclass 78]78 MEANS CARRIED BY HOUSING INSERTABLE IN INACCESSIBLE HOLE TO ADVANCE SIDE WALL TOOL LATERALLY
[List of Pre Grant Publications for class 175 subclass 79][List of Patents for class 175 subclass 79]79 TOOL SHAFT ADVANCED RELATIVE TO GUIDE INSERTABLE IN INACCESSIBLE HOLE TO CHANGE DIRECTION OF ADVANCE
 [List of Pre Grant Publications for class 175 subclass 84][List of Patents for class 175 subclass 84]84 WITH ABOVE-GROUND CLEANER FOR BORING MEANS
 [List of Pre Grant Publications for class 175 subclass 85][List of Patents for class 175 subclass 85]85 WITH ORIENTING OR RACKING MEANS FOR UNCONNECTED TOOLS OR SECTIONS OF SHAFT OR CASING
 [List of Pre Grant Publications for class 175 subclass 86][List of Patents for class 175 subclass 86]86 WITH BELOW-GROUND PERSONAL ACCOMMODATION
 [List of Pre Grant Publications for class 175 subclass 87][List of Patents for class 175 subclass 87]87 CONVERTIBLE
 [List of Pre Grant Publications for class 175 subclass 88][List of Patents for class 175 subclass 88]88 WITH MEANS CARRYING CUTTINGS LATERALLY OF BORE AXIS COMPRISING (1) CHUTE, (2) CONVEYER, OR (3) VEHICLE
[List of Pre Grant Publications for class 175 subclass 89][List of Patents for class 175 subclass 89]89 TOOL ELEMENT OR CONTINUOUSLY DRIVEN FLEXIBLE OR ARTICULATED ENDLESS MEMBER
 [List of Pre Grant Publications for class 175 subclass 91][List of Patents for class 175 subclass 91]91 BORING MEANS INCLUDING A CONTINUOUSLY ROTATING BIT DESCRIBING A NONCIRCULAR CROSS-SECTIONAL BORE
[List of Pre Grant Publications for class 175 subclass 92][List of Patents for class 175 subclass 92]92 WITH BELOW-GROUND TOOL DRIVE PRIME MOVER
 [List of Pre Grant Publications for class 175 subclass 108][List of Patents for class 175 subclass 108]108 COMMON DRIVE OR ADVANCING MEANS FOR CONCURRENTLY BORING ALONG LATERALLY SPACED AXES
[List of Pre Grant Publications for class 175 subclass 113][List of Patents for class 175 subclass 113]113 WITH MEANS TO SIMULTANEOUSLY FEED AND ROTATE TOOL FROM A SINGLE MECHANICAL ELEMENT
 [List of Pre Grant Publications for class 175 subclass 122][List of Patents for class 175 subclass 122]122 WITH MEANS TO FEED DRIVE
 [List of Pre Grant Publications for class 175 subclass 135][List of Patents for class 175 subclass 135]135 WITH ABOVE-GROUND MEANS TO IMPACT AN EARTH-PENETRATING MEANS
 [List of Pre Grant Publications for class 175 subclass 161][List of Patents for class 175 subclass 161]161 WITH ABOVE-GROUND MEANS TO MOVE TOOL TO A DUMPING LOCATION OFFSET FROM BORE
 [List of Pre Grant Publications for class 175 subclass 162][List of Patents for class 175 subclass 162]162 WITH ABOVE-GROUND MEANS TO FEED TOOL
[List of Pre Grant Publications for class 175 subclass 170][List of Patents for class 175 subclass 170]170 WITH TOOL DRIVE PRIME MOVER OR ABOVE-GROUND MECHANICAL MOTION CONVERTING DRIVE MEANS
 [List of Pre Grant Publications for class 175 subclass 202][List of Patents for class 175 subclass 202]202 ABOVE-GROUND MEANS FOR RELATIVELY MOVING BELOW-GROUND TOOL ELEMENTS
 [List of Pre Grant Publications for class 175 subclass 203][List of Patents for class 175 subclass 203]203 WITH ABOVE-GROUND MEANS TO ADVANCE OR RETRACT BORING MEANS
 [List of Pre Grant Publications for class 175 subclass 205][List of Patents for class 175 subclass 205]205 WITH MEANS PROVIDING PRESSURIZED GAS CONTACT WITH DRILLING LIQUID
 [List of Pre Grant Publications for class 175 subclass 206][List of Patents for class 175 subclass 206]206 WITH ABOVE-GROUND MEANS FOR PREPARING OR SEPARATING DRILLING FLUID CONSTITUENTS
[List of Pre Grant Publications for class 175 subclass 207][List of Patents for class 175 subclass 207]207 WITH ABOVE-GROUND MEANS FOR HANDLING DRILLING FLUID OR CUTTING
 [List of Pre Grant Publications for class 175 subclass 219][List of Patents for class 175 subclass 219]219 WITH PARTICULAR ACCOMMODATION FOR PERSONNEL (E.G., SEAT OR PROTECTOR)
 [List of Pre Grant Publications for class 175 subclass 220][List of Patents for class 175 subclass 220]220 WITH ABOVE-GROUND GUIDE FOR RELATIVELY ADVANCING TOOL
 [List of Pre Grant Publications for class 175 subclass 226][List of Patents for class 175 subclass 226]226 WITH SAMPLE COVERING OR COATING MEANS (1) DISPENSED INTO SAMPLE RECEIVER, OR (2) FLUENT
[List of Pre Grant Publications for class 175 subclass 227][List of Patents for class 175 subclass 227]227 WITH STORAGE MEANS FOR BIT LUBRICANT CARRIED BY BIT OR SHAFT
 [List of Pre Grant Publications for class 175 subclass 230][List of Patents for class 175 subclass 230]230 WITH EXPANSIBLE BORE WALL ANCHOR (E.G., PACKER)
 [List of Pre Grant Publications for class 175 subclass 231][List of Patents for class 175 subclass 231]231 WITH MEANS MOVABLE RELATIVE TO TOOL BELOW GROUND TO CONTROL ECCENTRIC FLUID EMISSION
[List of Pre Grant Publications for class 175 subclass 232][List of Patents for class 175 subclass 232]232 WITH MEANS MOVABLE RELATIVE TO TOOL BELOW GROUND TO STOP FLOW TOWARD BORE BOTTOM
[List of Pre Grant Publications for class 175 subclass 244][List of Patents for class 175 subclass 244]244 WITH MEANS MOVABLE RELATIVE TO TOOL TO RECEIVE, RETAIN, OR SEVER UNDISTURBED CORE
 [List of Pre Grant Publications for class 175 subclass 256][List of Patents for class 175 subclass 256]256 WITH RELEASABLE MEANS NORMALLY HOLDING JOINTED SHAFT SECTIONS IN ANGULAR RELATION
[List of Pre Grant Publications for class 175 subclass 257][List of Patents for class 175 subclass 257]257 TOOL REMOVABLE OR INSERTABLE THROUGH OR AROUND DRIVING OR DRIVEN SHAFT OR CASING
[List of Pre Grant Publications for class 175 subclass 263][List of Patents for class 175 subclass 263]263 CUTTER ELEMENT LATERALLY SHIFTABLE BELOW GROUND (E.G., EXPANSIBLE)
 [List of Pre Grant Publications for class 175 subclass 264][List of Patents for class 175 subclass 264]264 Subclass 264 indent level is 1 With separable means holding tool collapsed above ground only
 [List of Pre Grant Publications for class 175 subclass 265][List of Patents for class 175 subclass 265]265 Subclass 265 indent level is 1 Plural cutter elements longitudinally relative movable into transverse alignment
 [List of Pre Grant Publications for class 175 subclass 266][List of Patents for class 175 subclass 266]266 Subclass 266 indent level is 1 Plural selectively shiftable cutter elements
 [List of Pre Grant Publications for class 175 subclass 271][List of Patents for class 175 subclass 271]271 Subclass 271 indent level is 1 With latch operated by fluid pressure or dropped element
[List of Pre Grant Publications for class 175 subclass 267][List of Patents for class 175 subclass 267]267 Subclass 267 indent level is 1 Cutter element shifted by fluid pressure
 [List of Pre Grant Publications for class 175 subclass 270][List of Patents for class 175 subclass 270]270 Subclass 270 indent level is 1 Cutter element shifted by dropped element
 [List of Pre Grant Publications for class 175 subclass 272][List of Patents for class 175 subclass 272]272 Subclass 272 indent level is 1 Cutter element shifted by relatively longitudinally movable threaded elements
 [List of Pre Grant Publications for class 175 subclass 273][List of Patents for class 175 subclass 273]273 Subclass 273 indent level is 1 Cutter element shifted by cam or gear axially rotatable relative to shaft
[List of Pre Grant Publications for class 175 subclass 274][List of Patents for class 175 subclass 274]274 Subclass 274 indent level is 1 With shifting mechanism spring biased to operative position
[List of Pre Grant Publications for class 175 subclass 284][List of Patents for class 175 subclass 284]284 Subclass 284 indent level is 1 Cutter element shifted by longitudinally relatively movable parts
 [List of Pre Grant Publications for class 175 subclass 290][List of Patents for class 175 subclass 290]290 Subclass 290 indent level is 1 With latch
 [List of Pre Grant Publications for class 175 subclass 291][List of Patents for class 175 subclass 291]291 Subclass 291 indent level is 1 Spring biased
 [List of Pre Grant Publications for class 175 subclass 292][List of Patents for class 175 subclass 292]292 Subclass 292 indent level is 1 Pivoted about substantially longitudinal axis
[List of Pre Grant Publications for class 175 subclass 293][List of Patents for class 175 subclass 293]293 BELOW-GROUND (1) HAMMER, OR (2) IMPACT MEMBERS
 [List of Pre Grant Publications for class 175 subclass 307][List of Patents for class 175 subclass 307]307 WITH CUTTING EDGE COVER
[List of Pre Grant Publications for class 175 subclass 308][List of Patents for class 175 subclass 308]308 WITH RECEPTACLE
 [List of Pre Grant Publications for class 175 subclass 313][List of Patents for class 175 subclass 313]313 WITH MECHANICAL CLEANER FOR BIT OR CUTTER ELEMENT
 [List of Pre Grant Publications for class 175 subclass 314][List of Patents for class 175 subclass 314]314 WITH WELL-TYPE SCREEN
 [List of Pre Grant Publications for class 175 subclass 315][List of Patents for class 175 subclass 315]315 COMBINED
 [List of Pre Grant Publications for class 175 subclass 316][List of Patents for class 175 subclass 316]316 WITH RELATIVELY MOVABLE PARTS TO FACILITATE CLEANING WITHOUT DISASSEMBLY
[List of Pre Grant Publications for class 175 subclass 317][List of Patents for class 175 subclass 317]317 WITH MEANS MOVABLE RELATIVE TO TOOL OR SHAFT TO CONTROL BELOW-GROUND PASSAGE
 [List of Pre Grant Publications for class 175 subclass 319][List of Patents for class 175 subclass 319]319 BELOW-GROUND MECHANICAL MOTION CONVERTING MEANS RELATIVELY MOVING PLURAL CUTTING EDGES
[List of Pre Grant Publications for class 175 subclass 320][List of Patents for class 175 subclass 320]320 WITH TOOL SHAFT DETAIL
[List of Pre Grant Publications for class 175 subclass 327][List of Patents for class 175 subclass 327]327 BIT OR BIT ELEMENT
[List of Pre Grant Publications for class 175 subclass 331][List of Patents for class 175 subclass 331]331 Subclass 331 indent level is 1 Rolling cutter bit or rolling cutter bit element
[List of Pre Grant Publications for class 175 subclass 332][List of Patents for class 175 subclass 332]332 Subclass 332 indent level is 2 Core forming-type bit
[List of Pre Grant Publications for class 175 subclass 334][List of Patents for class 175 subclass 334]334 Subclass 334 indent level is 2 Bit with leading cutter forming smaller diameter initial bore
 [List of Pre Grant Publications for class 175 subclass 336][List of Patents for class 175 subclass 336]336 Subclass 336 indent level is 2 Rolling cutter bit with fixed cutter
 [List of Pre Grant Publications for class 175 subclass 337][List of Patents for class 175 subclass 337]337 Subclass 337 indent level is 2 With drilling fluid supply to bearing
 [List of Pre Grant Publications for class 175 subclass 338][List of Patents for class 175 subclass 338]338 Subclass 338 indent level is 2 With rotary or endless carrier
[List of Pre Grant Publications for class 175 subclass 339][List of Patents for class 175 subclass 339]339 Subclass 339 indent level is 2 With drilling fluid conduit details
 [List of Pre Grant Publications for class 175 subclass 341][List of Patents for class 175 subclass 341]341 Subclass 341 indent level is 2 Plural rolling cutters with intermeshing teeth
 [List of Pre Grant Publications for class 175 subclass 342][List of Patents for class 175 subclass 342]342 Subclass 342 indent level is 2 Adjustable cutter element
 [List of Pre Grant Publications for class 175 subclass 343][List of Patents for class 175 subclass 343]343 Subclass 343 indent level is 2 Wobbling cutter
[List of Pre Grant Publications for class 175 subclass 344][List of Patents for class 175 subclass 344]344 Subclass 344 indent level is 2 Noncutting portion forwardly of rolling cutter (e.g., reamer)
[List of Pre Grant Publications for class 175 subclass 348][List of Patents for class 175 subclass 348]348 Subclass 348 indent level is 2 Longitudinal axis cutter
[List of Pre Grant Publications for class 175 subclass 350][List of Patents for class 175 subclass 350]350 Subclass 350 indent level is 2 Laterally offset cutter axis
 [List of Pre Grant Publications for class 175 subclass 354][List of Patents for class 175 subclass 354]354 Subclass 354 indent level is 2 Axle rotatable with cutter
[List of Pre Grant Publications for class 175 subclass 355][List of Patents for class 175 subclass 355]355 Subclass 355 indent level is 2 Circumferentially displaced cutter axes
 [List of Pre Grant Publications for class 175 subclass 360][List of Patents for class 175 subclass 360]360 Subclass 360 indent level is 2 Cross axle with stub axle
[List of Pre Grant Publications for class 175 subclass 361][List of Patents for class 175 subclass 361]361 Subclass 361 indent level is 2 Cross axle
 [List of Pre Grant Publications for class 175 subclass 365][List of Patents for class 175 subclass 365]365 Subclass 365 indent level is 2 Outwardly directed stub axle
 [List of Pre Grant Publications for class 175 subclass 366][List of Patents for class 175 subclass 366]366 Subclass 366 indent level is 2 Separable support for stub axle
[List of Pre Grant Publications for class 175 subclass 367][List of Patents for class 175 subclass 367]367 Subclass 367 indent level is 2 Detachable stub axle, bushing or bearing
[List of Pre Grant Publications for class 175 subclass 369][List of Patents for class 175 subclass 369]369 Subclass 369 indent level is 2 Stub axle cutter securing means
[List of Pre Grant Publications for class 175 subclass 371][List of Patents for class 175 subclass 371]371 Subclass 371 indent level is 2 With bearing or seal details
 [List of Pre Grant Publications for class 175 subclass 373][List of Patents for class 175 subclass 373]373 Subclass 373 indent level is 2 Disk cutter
[List of Pre Grant Publications for class 175 subclass 374][List of Patents for class 175 subclass 374]374 Subclass 374 indent level is 2 Specific or diverse material
 [List of Pre Grant Publications for class 175 subclass 376][List of Patents for class 175 subclass 376]376 Subclass 376 indent level is 2 Nonsymmetrical bit (e.g., nontracking)
 [List of Pre Grant Publications for class 175 subclass 377][List of Patents for class 175 subclass 377]377 Subclass 377 indent level is 2 Spiral rib or tooth row
 [List of Pre Grant Publications for class 175 subclass 378][List of Patents for class 175 subclass 378]378 Subclass 378 indent level is 2 Irregular tooth cutter row
 [List of Pre Grant Publications for class 175 subclass 379][List of Patents for class 175 subclass 379]379 Subclass 379 indent level is 1 Cutting edge self-renewable during operation
 [List of Pre Grant Publications for class 175 subclass 380][List of Patents for class 175 subclass 380]380 Subclass 380 indent level is 1 Unsupported abrading particle type (e.g., shot)
 [List of Pre Grant Publications for class 175 subclass 381][List of Patents for class 175 subclass 381]381 Subclass 381 indent level is 1 Cutting edges relatively longitudinally movable during operation
[List of Pre Grant Publications for class 175 subclass 382][List of Patents for class 175 subclass 382]382 Subclass 382 indent level is 1 Adjustable cutter element
[List of Pre Grant Publications for class 175 subclass 385][List of Patents for class 175 subclass 385]385 Subclass 385 indent level is 1 Bit with leading portion (e.g., pilot) forming smaller diameter initial bore
 [List of Pre Grant Publications for class 175 subclass 393][List of Patents for class 175 subclass 393]393 Subclass 393 indent level is 1 With fluid conduit lining or element (e.g., slush tube)
[List of Pre Grant Publications for class 175 subclass 394][List of Patents for class 175 subclass 394]394 Subclass 394 indent level is 1 With helical-conveying portion
 [List of Pre Grant Publications for class 175 subclass 396][List of Patents for class 175 subclass 396]396 Subclass 396 indent level is 1 Axially parallel side wall with transverse cuttings retaining portion
 [List of Pre Grant Publications for class 175 subclass 397][List of Patents for class 175 subclass 397]397 Subclass 397 indent level is 1 Forked rotary nontracking
[List of Pre Grant Publications for class 175 subclass 398][List of Patents for class 175 subclass 398]398 Subclass 398 indent level is 1 Nonsymmetrical bit
 [List of Pre Grant Publications for class 175 subclass 401][List of Patents for class 175 subclass 401]401 Subclass 401 indent level is 1 Cutting edges facing in opposite axial directions
 [List of Pre Grant Publications for class 175 subclass 402][List of Patents for class 175 subclass 402]402 Subclass 402 indent level is 1 Casing shoe type
[List of Pre Grant Publications for class 175 subclass 403][List of Patents for class 175 subclass 403]403 Subclass 403 indent level is 1 Core forming type
[List of Pre Grant Publications for class 175 subclass 406][List of Patents for class 175 subclass 406]406 Subclass 406 indent level is 1 Noncutting portion forwardly of cutting portion (e.g., reamer)
 [List of Pre Grant Publications for class 175 subclass 408][List of Patents for class 175 subclass 408]408 Subclass 408 indent level is 1 With bit guide or bore wall compacting device
[List of Pre Grant Publications for class 175 subclass 412][List of Patents for class 175 subclass 412]412 Subclass 412 indent level is 1 Plural separable cutter elements
[List of Pre Grant Publications for class 175 subclass 414][List of Patents for class 175 subclass 414]414 Subclass 414 indent level is 1 Impact or percussion type
 [List of Pre Grant Publications for class 175 subclass 421][List of Patents for class 175 subclass 421]421 Subclass 421 indent level is 1 Symmetrical forked rotary type (e.g., fishtail)
 [List of Pre Grant Publications for class 175 subclass 328][List of Patents for class 175 subclass 328]328 Subclass 328 indent level is 1 Magnetized or with magnet
[List of Pre Grant Publications for class 175 subclass 425][List of Patents for class 175 subclass 425]425 Subclass 425 indent level is 1 Specific or diverse material
 [List of Pre Grant Publications for class 175 subclass 424][List of Patents for class 175 subclass 424]424 MISCELLANEOUS (E.G., EARTH-BORING NOZZLE)
 [List of Pre Grant Publications for class 175 subclass 423][List of Patents for class 175 subclass 423]423 WEDGING SLIP ASSEMBLY FOR SUPPORTING A PIPE OR ROD
 
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