| Class 19 | TEXTILES: FIBER PREPARATION |
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![[List of Pre Grant Publications for class 19 subclass .2]](../as.gif) | ![[List of Patents for class 19 subclass .2]](../ps.gif) | .2 | STOPPING |
| | .27 | DRYING |
| | .3 | STAPILIZING |
| | .35 |  Tension breaking |
| | .46 | With prior treatment |
| | .51 | With stapled fiber overlapping |
| | .56 | Combined |
| | .58 | Continuously flowing work |
| | 1 | LIBERATING |
| | 2 | Animal fibers |
| | 5R | Decorticating |
| | 6 |  With seed or leaf removing |
| | 7 | With liquid treatment |
| | 9 | With air blast |
| | 10 | Individual stalk opening |
| | 11 | Traveling clamp feed |
| | 19 | Apron machines |
| | 21 | Combinations with reciprocating brakes |
| | 22 | Reciprocating brakes |
| | 24 | Rotary machines |
| | 25 |  Axially movable rotor |
| | 26 | Single rotor |
| | 28 | Depulping |
| | 29 | Including brakes and combs |
| | 30 | Brakes and beaters |
| | 31 | Brakes |
| | 33 | Beaters |
| | 34 | Depulping |
| | 5A | Systems |
| | 35 | Boll hulling |
| | 39 | Ginning |
| | 65R | WORKING |
| | 66R | Fluid or special treatment |
| | 66.1 | Crimping or curling |
| | 200 | Cleaning |
| | 66CC | Cotton conditioning |
| | 66T | Tow |
| | 80R | Picking |
| | 81 | Nonrotary |
| | 82 | Disintegrators |
| | 84 | Bur removers, gripping feed |
| | 85 | Beaters |
| | 96 | Gripping feed |
| | 97 | Rotors |
| | 97.5 | Feeding |
| | 80A | Separator |
| | 98 | Carding |
| | 99 | Card types |
| | 105 | Feeding |
| | 106R | Doffing |
| | 107 | Waste recovering |
| | 108 | Stripping |
| | 112 | Cylinders |
| | 113 | Flats |
| | 114 | Card clothing |
| | 115R | Combing |
| | 215 | Tuft combing |
| | 216 | Tuft translating type |
| | 218 | Waste clearing |
| | 219 | With auxiliary pressing |
| | 220 | Nonrotary combing |
| | 225 | With oscillating or reciprocating nipper |
| | 229 | Detaching (i.e., segment) |
| | 233 | Rotary comb cylinder |
| | 235 | Nipper |
| | 122 | Circle |
| | 125 | Overhead traveling clamp |
| | 126 | Apron and cylinder |
| | 127 | Apron |
| | 128 | Cylinder |
| | 129R | Screw gill bar |
| | 115A | Draw-off rolls |
| | 115B | Waste collector |
| | 236 | Drafting |
| | 237 | Producing longitudinal variations |
| | 239 | With material sensing |
| | 242 | With fiber stretching |
| | 243 | With doubling |
| | 244 | Apron type |
| | 245 | With clearing |
| | 246 | With condensing |
| | 247 | With fiber orienting |
| | 248 | Pressing or holding fibers against belt |
| | 249 | With auxiliary apron support |
| | 250 | Tensioning |
| | 252 | With apron guide |
| | 256 | With adjustments |
| | 257 | With cooperating trough |
| | 258 | Roll type |
| | 259 | Including slip roll |
| | 260 | Including changing roll speed or location |
| | 262 | With clearing |
| | 266 | Pressure-applying devices |
| | 267 |  With releasing means |
| | 270 | Signal |
| | 271 | Uniform pressure applying to all rolls or plural pairs from a single source |
| | 272 | Magnetic, hydraulic, or pneumatic |
| | 273 | Applied through stirrup and saddle |
| | 274 |  Including fulcrumed lever linking stirrup and pressure means |
| | 277 | Spring pressure applying means |
| | 278 | Applied through saddle |
| | 281 | Spring pressure applying means |
| | 283 | Gravity pressure applying means |
| | 284 | Saddle, per se |
| | 286 | Roll condensing |
| | 287 | Reciprocating transverse guide, condenser, or roll |
| | 288 | With fiber guide, condenser, or brake |
| | 293 | Gear or friction driving |
| | 294 | Roll stands |
| | 65A | Systems |
| | 65T | Tow |
| | 65CR | Crush rolls |
| | 144 | ASSEMBLING |
| | 145 | Different materials |
| | 148 | Article, screen-condensing |
| | 149 | Article, winding |
| | 150 | Silver forming |
| | 296 | Web forming |
| | 297 | With fiber sampling |
| | 298 | With split lap preventing |
| | 299 | Including continuous filaments |
| | 300 | Control means responsive to sensed condition or program |
| | 301 | Irregular, nonuniform, or patterned receiving surface |
| | 302 | Stratified or multilayer |
| | 303 | With divided fiber stream or separate handling of trash or fugitive fiber |
| | 304 | Fluid propelled to condenser |
| | 157 | Formed silvers |
| | 161.1 | Formed web |
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