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| Class 209 | CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS |
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![[List of Pre Grant Publications for class 209 subclass 1]](../as.gif) | ![[List of Patents for class 209 subclass 1]](../ps.gif) | 1 | MISCELLANEOUS |
| | 2 | SPECIAL APPLICATIONS |
| | 3 | PRECEDENT PREPARATION OF ITEMS OR MATERIALS TO FACILITATE SEPARATION |
| | 3.1 |  Sorting special items or sorting by methods and apparatus includible in subclasses 509 through 707 |
| | 4 | Selective differentiation |
| | 10 | TREATMENT SUBSEQUENT |
| | 11 | WITH HEAT TREATMENT |
| | 12.1 | PLURAL, DIVERSE SEPARATING OPERATIONS |
| | 12.2 | Including electrostatic |
| | 13 | Aqueous suspension, sifting, and stratifying |
| | 14 | Mercurial adhesion, sifting, and stratifying |
| | 19 | Gaseous suspension, sifting, and stratifying |
| | 15 | Mercurial suspension or adhesion and fluid suspension |
| | 17 | Aqueous suspension and sifting |
| | 18 | Aqueous suspension and stratifying |
| | 20 | Gaseous suspension and stratifying |
| | 21 | Gaseous suspension and sifting |
| | 22 |  Coincident |
| | 30 | Successive |
| | 38 | Magnetic and sifting |
| | 39 | Magnetic and fluid suspension |
| | 40 | Magnetic and stratifying |
| | 41 | Mercurial suspension and mercurial adhesion |
| | 42 | Mercurial adhesion or suspension and sifting |
| | 43 | Mercurial adhesion or suspension and stratifying |
| | 44 | Sifting and stratifying |
| | 44.1 | Including sorting of special items or sorting by methods or apparatus includible in subclasses 509 through 707 |
| | 45 | ADHESION |
| | 46 | With selective differentiation |
| | 49 | Coated surface or mass |
| | 127.1 | ELECTROSTATIC |
| | 127.2 | With heating of particles |
| | 127.3 | With vibrating trough charging of particles |
| | 127.4 | Free fall type particle charging |
| | 128 | Attracting and repelling |
| | 129 | Attracting |
| | 130 | Repelling |
| | 131 | Stratifying |
| | 509 | SORTING SPECIAL ITEMS, AND CERTAIN METHODS AND APPARATUS (E.G., POCKET TYPE AND LIGHT RESPONSIVE SORTING, ETC.) FOR SORTING ANY ITEMS |
| | 510 | Sorting eggs or components thereof |
| | 511 | Radiant energy sensing means controls separating means |
| | 512 | By weight |
| | 513 |  Sensing egg weight and controlling separating means in accordance therewith |
| | 514 | Orbiting or rotating carrier responsive to egg weight |
| | 515 |  Carrier tilted by means (e.g., trip, cam, etc.) adjacent travel path when depressed to particular elevation |
| | 516 | Same eggs successively placed on means (e.g., balance beams, etc.) responsive to different weights |
| | 517 | Sorting lumber, logs, pipes, rails, or like items |
| | 522 | Sorting bottles, ampoules, jars, drinking vessels, or like ceramic or glass containers |
| | 523 | Condition responsive means controls separating means |
| | 524 | Sensing radiant energy reflected, absorbed, emitted, or obstructed by item or adjunct (e.g., label, cap, etc.) thereof |
| | 525 | Sizing with visible light beam |
| | 526 | Detecting internal flaw (e.g., air bubble, crack, etc.) in wall of item |
| | 528 | Detecting flaw in, or absence or misplacement of, label on item |
| | 529 | Sensing position, shape, or presence of closure |
| | 530 | Sensor contacts item |
| | 534 | Sorting paper money |
| | 535 | Sorting cigarettes, cigars, or packages thereof |
| | 536 | Sensing radiant energy reflected, absorbed, emitted, or obstructed by item or adjunct thereof |
| | 537 | Fluid or vacuum sensing means controls separating means |
| | 538 | Nonconveying driven means for turning item at separating or inspecting station to facilitate sorting |
| | 539 | Traveling items shifted to form line, or into end or edge alignment, to facilitate inspection or separation |
| | 540 | Traveling item turned to predetermined position |
