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| Class 264 | PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES |
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![[List of Pre Grant Publications for class 264 subclass .5]](../as.gif) | ![[List of Patents for class 264 subclass .5]](../ps.gif) | .5 | SHAPING OR TREATING RADIOACTIVE MATERIAL (E.G., FISSIONABLE OR FERTILE, ETC.) |
| | 1.1 | OPTICAL ARTICLE SHAPING OR TREATING |
| | 1.21 |  Nonresinous material only (e.g., ceramic, etc.) |
| | 1.22 |  Scandium (Sc), yttrium (Y), or rare earth containing (i.e., atomic numbers 21, 39, or 57-72) |
| | 1.23 | Halogen containing |
| | 1.24 | Optical fiber, waveguide, or preform |
| | 1.25 | Forming connector or coupler (e.g., fiber link, etc.) |
| | 1.27 | Utilizing plasma, electric, electromagnetic, particle, or wave energy |
| | 1.28 | Forming fiber bundle or cable (e.g., covering, etc.) |
| | 1.29 | Extruding (i.e., die) |
| | 1.31 | Light polarizing article or holographic article |
| | 1.36 | Utilizing plasma, electric, electromagnetic, particulate, or wave energy |
| | 1.6 | Continuous or indefinite length |
| | 1.7 | Composite or multiple layer |
| | 2.1 | Rotational molding |
| | 2.2 | Changing mold size or shape during molding or with shrinkage compensation |
| | 2.5 | Including step of mold making |
| | 2.6 | Nonmechanical aftertreatment (e.g., hydration of contact lens, extraction, heat treatment, etc.) |
| | 2.7 | Reshaping or treatment of an optical preform |
| | 3.1 | EXPLOSIVE OR PROPELLANT ARTICLE SHAPING OR TREATING |
| | 3.2 | Rolling to form sheet or rod |
| | 3.3 | Extrusion to form sheet or rod |
| | 3.4 | Forming or treating particulate material |
| | 4 | ENCAPSULATING NORMALLY LIQUID MATERIAL |
| | 4.1 | Liquid encapsulation utilizing an emulsion or dispersion to form a solid-walled microcapsule (includes liposome) |
| | 4.3 | With treatment subsequent to solid wall formation (e.g., coating, hardening, etc.) |
| | 4.32 |  Microcapsule wall containing two or more layers |
| | 4.33 | Microcapsule wall derived from synthetic polymer |
| | 4.4 | Solid-walled microcapsule formed by cooling molten materials |
| | 4.6 | Solid-walled microcapsule formed by physically removing a constituent (e.g., evaporation, extraction, etc.) |
| | 4.7 | Solid-walled microcapsule formed by in situ polymerization |
| | 5 | FORMATION OF SOLID PARTICULATE MATERIAL DIRECTLY FROM MOLTEN OR LIQUID MASS (E.G., LIQUID COMMINUTING) |
| | 6 | With subsequent uniting of the particles |
| | 7 | Coated particles |
| | 8 | Utilizing centrifugal force or rotating forming zone |
| | 9 | By vibration or agitation |
| | 10 | Utilizing electrical energy |
| | 11 | By impinging plural liquid masses |
| | 12 | By impinging or atomizing with gaseous jet or blast |
| | 13 | By extrusion spraying or gravity fall through orifice |
| | 15 | SPHEROIDIZING OR ROUNDING OF SOLID PARTICLES |
| | 16 | DENTAL SHAPING TYPE |
| | 21 | SHAPING OR TREATING LUMINESCENT MATERIAL |
| | 400 | LASER ABLATIVE SHAPING OR PIERCING (I.E., NONETCHING, DEVOID OF CHEMICAL AGENT OTHER THAN AIR) |
| | 401 | STEREOLITHOGRAPHIC SHAPING FROM LIQUID PRECURSOR |
| | 402 | DIRECT APPLICATION OF ELECTRICAL OR WAVE ENERGY TO HEAT THE MOLD (E.G., ELECTROMAGNETIC WAVE, PARTICULATE, MAGNETIC, SONIC, ELECTROSTATIC ENERGY, ETC.) |
| | 405 | DIRECT APPLICATION OF ELECTRICAL OR WAVE ENERGY TO WORK (E.G., ELECTROMAGNETIC WAVE, PARTICULATE, MAGNETIC, INDUCTION HEAT, SONIC, ELECTROSTATIC ENERGY, ETC.) |
| | 406 | Measuring, testing, or inspecting |
| | 407 | Using sonic, supersonic, or ultrasonic energy |
| | 408 | Sensing by utilizing light or passage of electric-field current through molding material |
| | 497 | Using laser sintering of particulate material to build three-dimensional product (e.g., SLS, selective laser sintering, etc.) |
| | 413 | Producing or treating porous product |
| | 414 | Inorganic material containing |
| | 415 | Including in situ (e.g., foaming) |
| | 416 | Using liquid to gas blowing agent |
| | 419 | Using chemical blowing agent |
| | 422 | Radio frequency (e.g., 13.56 megahertz, etc.) |
| | 423 | Plasma (e.g., corona, glow discharge, etc.) |
| | 424 | Utilizing electron arc or electron beam |
| | 425 | Polymerizing, cross-linking, or curing |
| | 426 | Producing or treating inorganic hydro-settable material (e.g., cement, plaster, etc.) |
| | 427 | Producing or treating magnetic product precursor thereof |
| | 428 | Including vitrifying or sintering (e.g., fusing, firing, burning, etc.) |
| | 429 | Uniting magnetic particles utilizing organic binder (e.g., resinous binders, etc.) |
| | 430 | Producing or treating inorganic material, not as pigments, conductive enhancers, or fillers (e.g., ceramic, refractory material, etc.) |
| | 431 | Induction heating |
| | 432 | Microwave (e.g., 2.45 gigahertz, etc.) |
| | 433 | Including extruding (e.g., spinning, etc.) |
| | 434 | Including vitrifying or sintering (e.g., fusing, firing, burning, etc.) |
| | 435 | Molecular aligning or molecular orientating (e.g., poling, etc.) |
| | 437 | Conveying or aligning particulate material |
| | 442 | Using sonic, supersonic, or ultrasonic energy |
| | 446 | Limited to treatment of surface or coated surface |
| | 449 | Using direct contact of electrode or electrical wire with precursor or workpiece |
| | 450 | Organic material contains specified conductive enhancing component (e.g., filler, etc.) |
| | 451 | Shaping surface constitutes electrode |
| | 454 | Direct application of fluid pressure (e.g., blow molding, etc.) |
| | 455 | Plasma (e.g., corona, glow discharge, etc.) |
| | 456 | Utilizing electron arc or electron beam |
| | 457 | Induction heating |
| | 458 | Infrared radiation |
| | 459 | Polymerizing, cross-linking, or curing |
| | 460 | Forming articles by uniting randomly associated particles |
| | 461 | Utilizing electron arc or electron beam |
| | 462 | Infrared radiation |
| | 463 | Polymerizing, cross-linking, or curing |
| | 464 | Extrusion molding |
| | 465 | Utilizing electrostatic charge, field, or force (e.g., pinning, etc.) |
| | 469 | Plasma (e.g., corona, glow discharge, etc.) |
| | 470 | Utilizing electron arc or electron beam |
| | 472 | Induction heating |
| | 473 | High energy or particulate radiation (e.g., X-ray, gamma ray, neutron, etc.) |
| | 474 | Microwave (e.g., 2.45 gigahertz, etc.) |
| | 475 | Radio frequency (e.g., 13.56 megahertz, etc.) |
| | 476 | Infrared radiation |
| | 477 | Polymerizing, cross-linking, or curing |
| | 478 | Injection molding |
| | 479 | Reshaping, drawing or stretching |
| | 482 | Laser |
| | 483 | Plasma (e.g., corona, glow discharge, etc.) |
| | 484 | Utilizing electrostatic charge, field, force (e.g., pinning, etc.) |
| | 485 | Utilizing electron arc or electron beam |
| | 486 | Induction heating |
| | 488 | High energy or particulate radiation (e.g., X-ray, gamma ray, neutron, etc.) |
| | 489 | Microwave (e.g., 2.45 gigahertz, etc.) |
| | 491 | Radio frequency (e.g., 13.56 megahertz, etc.) |
| | 492 | Infrared radiation |
| | 494 | Polymerizing, cross-linking, or curing (e.g., utilizing ultraviolet radiation, etc.) |
| | 28 | WITH STEP OF COOLING TO A TEMPERATURE OF ZERO DEGREES C. OR BELOW |
| | 29.1 | CARBONIZING TO FORM ARTICLE |
| | 29.2 | Filaments |
| | 29.3 | Agglomeration or accretion |
| | 29.4 | From cellulosic material |
| | 29.5 | With carbonizing, then adding carbonizable material and recarbonizing |
| | 29.6 | In specific atmosphere (except vacuum or air) |
| | 29.7 | Controlling varying temperature or plural heating steps |
| | 30 | FURNACE LINING FORMATION OR REPAIR |
| | 31 | FORMING STRUCTURAL INSTALLATIONS IN SITU |
| | 32 | Arched, domed, or vertical-cylindrical structure |
| | 33 | Repositioning or moving mold to form sequential portions of a structure |
| | 34 | Sequentially molding in situ different portions or layers on a unitary structure |
| | 35 | Uniting preform member with molding material |
| | 36.1 | REPAIRING OR RESTORING CONSUMER USED ARTICLES FOR REUSE |
| | 36.11 | Articles containing nontextile porous material (e.g., foam, sponge, etc.) |
| | 36.12 | Balls or rollers (e.g., printing rollers, golf balls, etc.) |
| | 36.13 | Sound records (e.g., by removing grooves, etc.) |
| | 36.14 | Toroidal shapes (e.g., resilient tires, etc.) |
| | 36.15 | Hollow- or container-type articles (e.g., vase, pipes, cups, tubes, etc.) |
| | 36.18 | Inorganic material containing articles (e.g., plaster board, ceramic, fiberglass, etc.) |
| | 36.19 | Clad wire or cable (e.g., by restoring sheathing, etc.) |
| | 36.2 | Hydro-set material (e.g., cement, concrete, plaster board, etc.) |
| | 36.21 | By shaping nonglass material to repair damaged glass |
| | 36.22 | By polymerizing, cross-linking, or curing (e.g., hardening, etc.) |
| | 37.1 | RECYCLING OF RECLAIMED OR PURIFIED PROCESS MATERIAL (NOT RECYCLED CONSUMER USED ARTICLES) |
| | 37.11 | Vaporizing to recycle liquid |
| | 37.12 | The liquid is, or is part of, an extrudant bath |
| | 37.13 | The liquid is a solvent for organic process material |
| | 37.14 | Of gaseous process material (e.g., cooling gas, blowing gas, etc.) |
| | 37.15 | Of gas utilized in forming porous material |
| | 37.16 | Of blow molding gas |
| | 37.17 | Of gas utilized for heating or cooling |
| | 37.18 | Of liquid process material (e.g., suspensions, etc.) |
| | 37.19 | From hydro-settable suspension |
| | 37.2 | The liquid is from an extrudant-receiving bath (e.g., liquid suspensions, etc.) |
| | 37.21 | Containing ethylene or propylene carbonate in the bath |
| | 37.22 | Containing acetic, nitric, or sulfuric acid in the bath |
| | 37.23 | Containing zinc(Zn), lead(Pb), or copper(Cu) ions in the bath |
| | 37.24 | With filtration |
| | 37.25 | Into blow molding process |
| | 37.26 | Into extrusion molding process |
| | 37.27 | Into injection molding process |
| | 37.28 | Of excess fiber or filament |
| | 37.29 | Of excess solid particulate (e.g., dust, powder, etc.) |
| | 37.3 | Of process trim or excess blanked material (e.g., sprue, runner, flash, etc.) |
| | 39 | WITH STEP OF CLEANING, POLISHING, OR PRECONDITIONING APPARATUS FOR USE |
| | 40.1 | WITH MEASURING, TESTING, OR INSPECTING |
| | 40.3 | Controlling fluid pressure in direct contact with molding material |
| | 40.4 | Measuring a weight or volume (e.g., level-responsive, etc.) |
| | 40.5 | Positioning of a mold part to form a cavity or controlling pressure of a mold part on molding material |
| | 40.6 | Controlling heat transfer with molding material |
| | 40.7 | Controlling rate of movement of molding material or its support in a continuous process |
| | 41 | PORE FORMING IN SITU (E.G., FOAMING, ETC.) |
| | 42 | Of inorganic materials |
| | 45.1 | Composite article making |
| | 45.2 | Utilizing inflatable or expandable mold part or mold, per se |
| | 45.3 | Incorporating particulate material, fibers, or batts in a random distribution within a foamed body |
| | 45.4 | Forming one layer by uniting and expanding expandable thermoplastic beads or particles |
| | 45.5 | Autogenously formed surface layer or base supplies surface (e.g., skin forming, etc.) |
| | 45.7 | Utilizing rotational molding operation |
| | 45.8 | Forming indefinite length continuous work |
| | 46.4 | Shaping material and uniting to a preform or solidified layer |
| | 46.5 | Uniting spaced preforms or solidified layers by introducing foamable material therebetween |
| | 46.6 | Against inner surface of a hollow preform or solidified layer |
| | 46.7 | Utilizing metal part or reinforcement |
| | 46.8 | Introducing preform into mold by thermoforming operation (e.g., vacuum forming, etc.) |
| | 46.9 | On a preform or solidified layer which is spherical, toroidal, or annular |
| | 48 | Including surface treatment of porous body |
| | 49 | By treating occluded solids |
| | 50 | By mechanically introducing gas into material |
| | 51 | By gas forming or expanding |
| | 600 | HEAT POLISHING (E.G., GLAZING, ETC.) OF INORGANIC ARTICLE SURFACE OUTSIDE OF MOLD |
| | 603 | OUTSIDE OF MOLD SINTERING OR VITRIFYING OF SHAPED INORGANIC ARTICLE OR PREFORM |
| | 604 | Applying hot isostatic fluid pressure to preform using surrounding liquid (e.g., molten glass, melted tin, etc.) or fluid pressure-transmitting deformable sheath (e.g., metal foil, etc.) |
| | 605 | Particular or specific manner of positioning, arranging, or conveying of plural articles or plural preforms (e.g., stacking, utilizing spacer, etc.) during sintering, vitrifying, or drying |
| | 606 | In a tunnel or channel kiln |
| | 607 | Utilizing removable setter or spacing means |
| | 609 | Of clay containing block, tile, or brick |
| | 610 | Simultaneously burning, vaporizing, or melting of embedded element or core to form nonrandom void |
| | 611 | Of magnetic (e.g., ferrite, etc.) article or component |
| | 612 | Using organic binder or organometallic |
| | 613 | Specifying atmosphere other than air (e.g., oxidizing, inert, 10% oxygen, etc.) |
| | 614 | Of electrical article or electrical component (i.e., not insulator, per se) |
| | 615 | Capacitor (e.g., condensor, etc.) |
| | 616 | Resistor |
| | 618 | Ceramic containing electrode, or coil, electrode, or coil having ceramic portion, or shaped electrolyte body |
| | 619 | Having patterned metal electrical conductor other than electrode (e.g., printed circuit, etc.) |
| | 620 | Having plural heating steps |
| | 621 | Utilizing sol or gel |
| | 622 | Unconfined drawing or extending of plastic mass to form article |
| | 623 | Shaping by extrusion (e.g., spinning, etc.) |
| | 624 | Using organometallic or organosilicon intermediate |
| | 625 | Forming carbide or carbonitride containing product |
| | 626 | Forming nitride or oxynitride containing product |
| | 627 | Forming fiber |
| | 628 | Producing microporous article (e.g., filter, etc.) |
| | 629 | Producing article having plural hollow channels |
| | 632 | Producing hollow article (e.g., tube, etc.) |
| | 633 | Producing bowl-like article |
| | 634 | Shaping by extrusion (e.g., spinning, etc.) |
| | 635 | Utilizing core mandrel |
| | 636 | Casting suspension of particles against forming surface |
| | 638 | Shaping by extrusion (e.g., spinning, etc.) |
| | 640 | Producing fiber containing article or fiber |
| | 642 | Shaping or treating of multilayered, impregnated, or composite-structured article |
| | 645 | Introducing material under pressure into mold (e.g., injection molding, etc.) |
| | 646 | Utilizing chemically reactive atmosphere other than air, per se, during sintering to convert precursor to ceramic material |
| | 649 | Utilizing exothermic reaction |
| | 650 | Casting of film (e.g., sheet, tape, etc.) |
| | 651 | Removal of liquid component or carrier through porous or absorbent mold surface (e.g., slip casting, etc.) |
| | 652 | Sintering or vitrifying in a tunnel or channel kiln |
| | 653 | Including plural heating steps |
| | 654 | Including diverse heating of article prior to outside-mold sintering or vitrifying |
| | 655 | With article cutting, punching, or grinding |
| | 656 | Including nonsintering burn-off, volatilization, or melting of binder |
| | 658 | Including reaction of precursor to form new inorganic compound or composition |
| | 660 | With drying of shaped article or preform using nonsintering heat |
| | 661 | With drying, calcining, or sintering of non-shaped particulate |
| | 662 | Including diverse heating of article subsequent to sintering |
| | 663 | Subsequent hot pressing (i.e., press molding or by gas pressure) |
| | 665 | Silicon nitride containing product |
| | 666 | Plural sintering steps having specified temperature (e.g., presintering, etc.) |
| | 667 | Including specified molding pressure or controlling of molding pressure (e.g., cold isostatic pressing, hydrostatic pressure, etc.) |
| | 669 | Utilizing binder to add green strength to preform |
| | 671 | Particular or specific manner of positioning, arranging, or conveying of single article or preform (e.g., utilizing spacer, etc.) during sintering, vitrifying, or drying |
| | 672 | To control or compensate shrinkage |
| | 673 | Utilizing particulate or sintered particulate packing, or support |
| | 674 | Involving specified composition of heating atmosphere, other than air |
| | 677 | Controlling or directing flow of heated gas or exhaust within heating chamber (e.g., sintering furnace, drying chamber, etc.) or against article |
| | 678 | With article cutting, punching or grinding |
| | 679 | Of clay containing material |
| | 681 | Producing metal oxide containing product |
| | 682 | Producing silicon carbide containing product |
| | 683 | Producing silicon nitride containing product |
| | 68 | INCLUDING STEP OF GENERATING HEAT BY FRICTION |
| | 69 | TREATMENT OF MATERIAL BY VIBRATING, JARRING, OR AGITATING DURING SHAPING |
| | 73 | RANDOM VARIEGATED COLORING DURING MOLDING |
| | 74 | Of surface portion only |
| | 75 | By extrusion |
| | 76 | By calendering |
| | 77 | By compression in a closed mold cavity |
| | 78 | WITH INCORPORATING DYE SUSCEPTIBLE MATERIAL OR DYEING WORKPIECE |
| | 79 | WITH APPLICATION OR BARRIER FOR VOLATILE COMPONENT MATERIAL TO MOLDED ARTICLE SURFACE |
| | 80 | FLAME CONTACT OR RESHAPING BY HEAT DECOMPOSITION OF WORK |
| | 81 | GAS OR VAPOR DEPOSITION OF ARTICLE FORMING MATERIAL ONTO MOLD SURFACE |
| | 82 | REACTIVE GAS OR VAPOR TREATMENT OF WORK |
| | 84 | APPLYING EXPLOSIVE FORCE TO MAKE ARTICLE |
| | 85 | UTILIZING SPECIAL INERT GASEOUS ATMOSPHERE OR FLUSHING MOLD WITH INERT LIQUID |
| | 86 | REMOVAL OF LIQUID COMPONENT OR CARRIER THROUGH POROUS MOLD SURFACE |
| | 500 | DIRECT APPLICATION OF FLUID PRESSURE DIFFERENTIAL TO PERMANENTLY SHAPE, DISTORT, OR SUSTAIN WORK |
| | 501 | Producing toroidal work (e.g., tire, etc.) |
| | 502 | At least a portion of the external surface being unconfined during application of fluid pressure |
| | 503 | Shaping against interior of a forming surface by rotation of material or material shaping member |
| | 504 | Perforation by differential fluid pressure; or smoothing, scoring, or cutting of green concrete with fluid pressure |
| | 505 | Corrugating |
| | 509 | Labeling or embossing indicia |
| | 510 | Producing multilayer work or article |
| | 511 | Including application of vacuum to hold, support, or sustain a preform against which material is molded |
| | 512 | Producing hollow work or a tubular article |
| | 517 | Bulk deposition of particles by differential fluid pressure |
| | 519 | Differential temperature conditioning |
| | 520 | Including application of internal fluid pressure to hollow finite length preform to force same into conformity with female mold part |
| | 522 | Starting material is nonhollow planar finite length preform or product is planar and of finite length |
| | 523 | Including application of internal fluid pressure to hollow finite length parison to expand same into conformity with female mold part |
| | 524 | Production of a sealed product or a filled mercantile container |
| | 526 | Including use of vacuum or internal venting of parison to remove fluid after application of differential fluid pressure |
| | 527 | Forming multiple containers in a single mold block from a single length of parison |
| | 528 | Including internal cooling of the article after fluid pressure shaping |
| | 529 | Including plural distinct steps of differential fluid pressure induced expansion |
| | 531 | Including shaping by mechanical means other than fluid pressure during or subsequent to fluid pressure differential shaping |
| | 532 | Shaping is longitudinal or axial stretching prior to or during differential fluid pressure deformation |
| | 533 | Shaping is neck formation other than by closure of mold for body of article |
| | 534 | Shaping is subsequent to expansion |
| | 535 | Including heating of previously formed parison to blow molding temperature |
| | 536 | Including removal of flash or sprue |
| | 537 | Including injection forming of parison or portion thereof |
| | 538 | Arcuate or rotary movement of parison or workpiece from one work station to another |
| | 539 | Including extrusion |
| | 540 | Including extrusion |
| | 544 | Starting material is nonhollow planar finite length preform or product is finite length |
| | 545 | Including uniting plural shaped sheets to form hollow work |
| | 546 | Material shaped is a fabric, per se |
| | 547 | With distinct staged deformation by differential fluid pressure |
| | 548 | Including heating after forcing into contact with a solid heating means by differential fluid pressure |
| | 549 | Including use of male part to stretch heated preform which is formed by a female mold which determines shape of work |
| | 550 | Including use of male part to stretch heated preform which is formed by a female mold which determines shape of work |
| | 552 | Including curing or vulcanization |
| | 553 | Including use of vacuum |
| | 555 | Production of continuous or running length |
| | 556 | By casting on to a cooled roll |
| | 557 | Including liquid contact |
| | 558 | Including internal liquid contact |
| | 560 | With calibration, mandrel forming or with internal guide |
| | 561 | Contact with liquid coagulant or reactive liquid |
| | 562 | With immersion in liquid bath |
| | 563 | Producing a tubular product |
| | 570 | Including hydrostatic or liquid pressure |
| | 571 | Including use of vacuum |
| | 572 | With internal application of fluid pressure |
| | 101 | VACUUM TREATMENT OF WORK |
| | 103 | WITH TWINING, PLYING, BRAIDING, OR TEXTILE FABRIC FORMATION |
| | 104 | FORMING ELECTRICAL ARTICLES BY SHAPING ELECTROCONDUCTIVE MATERIAL |
| | 106 | FORMING SOUND GROOVES IN RECORDS |
| | 108 | ORIENTING OR ALIGNING SOLID PARTICLES IN FLUENT MATRIX MATERIAL |
| | 109 | FORMING ARTICLES BY UNITING RANDOMLY ASSOCIATED PARTICLES |
| | 110 | Mica particles |
| | 112 | Stratified or layered articles |
| | 114 | Utilizing centrifugal force |
| | 115 | With liberating or forming of particles |
| | 117 | Agitating to form larger particles (i.e., accretion or agglomeration) |
| | 118 | With subsequent cutting, grooving, breaking, or comminuting |
| | 119 | With reshaping or surface embossing of formed article |
| | 120 | Plural, intermittent pressure applying |
| | 121 | Projecting particles in a moving gas stream |
| | 122 | Utilizing diverse solid particles |
| | 123 | Autogenously or by activation of dry coated particles |
| | 124 | By activating naturally occurring binder (e.g., cork, etc.) |
| | 125 | Sintering or heat fusing particles |
| | 128 | Liquid binder applied subsequent to particle assembly |
| | 129 | WITH PRINTING OR COATING OF WORKPIECE (OUT OF MOLD) |
| | 130 | Anti-stick or adhesion preventing coating |
| | 131 | Coating with particulate material |
| | 132 | Applying indicia or design (e.g., printing, etc.) |
| | 133 | Applied to clay, sand, or earthen workpiece |
| | 134 | Coating or impregnating workpiece before molding or shaping step |
| | 138 | WITH SEVERING, REMOVING MATERIAL FROM PREFORM MECHANICALLY, OR MECHANICALLY SUBDIVIDING WORKPIECE |
| | 139 | Removing surface portion of composite workpiece to expose substrate |
| | 140 | To form particulate product (e.g., flakes, etc.) |
| | 145 | Forming continuous work followed by cutting |
| | 152 | Cutting and uniting cut parts |
| | 153 | Punching article from sheet material |
| | 154 | Making hole or aperture in article |
| | 157 | Dividing work to form plural articles |
| | 161 | Flash or sprue removal type |
| | 162 | Surface finishing (e.g., abrading, grinding, etc.) |
| | 163 | Simultaneous severing and shaping, or severing while work remains on shaping surface |
| | 164 | UNCONFINED DRAWING OR EXTENDING OF A PLASTIC MASS TO MAKE ARTICLE |
| | 165 | FORMING CONTINUOUS OR INDEFINITE LENGTH WORK |
| | 166 | With mold element formation or removal |
| | 167 | Of varying cross-sectional area or with intermittent cross-sectional irregularity |
| | 168 | With crimping or crinkling of strands of filaments |
| | 169 | With prevention of equipment fouling accumulations or deposits |
| | 171.1 | Layered, stratified traversely of length, or multiphase macrostructure containing material (e.g., conjugate, composite, islands-in-sea, core-sheath, etc.) |
| | 171.11 | Including extrusion on or about plural discrete end-to-end or discrete side-by-side preforms (e.g., definite length preform, etc.) |
| | 171.12 | Hollow preform |
| | 171.13 | Utilizing indefinite length preform |
| | 171.14 | Of metal |
| | 171.15 |  Natural rubber or thermosetting resin containing layer |
| | 171.16 | Utilizing plural metal preforms (e.g., twisted, spiral, etc.) |
| | 171.17 | Shaping of plural layers on preform |
| | 171.19 | Including upstream mixing |
| | 171.2 | Producing coiled or helical containing structure or layer |
| | 171.21 | Producing ribbon, tape, or sheet (e.g., extrusion, etc.) |
| | 171.22 | Including preheating of metal preform |
| | 171.24 | Shaping of natural rubber or thermosetting resin containing layer on preform (e.g. elastomers, etc.) |
| | 171.25 | Shaping of a natural resinous layer on preform (e.g., cellulosic, etc.) |
| | 171.26 | Producing hollow composite |
| | 171.27 | Having three or more layers of at least two different materials |
| | 171.28 | Polyamide (e.g., nylon,, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer |
| | 171.29 | Including rotation of shaping surface or material being shaped |
| | 172.1 | Having particular noncircular cross-section (e.g., T-configured, etc.) |
| | 172.11 | Producing composite strand, filament, or thread |
| | 172.12 | Having particular noncircular cross-section (e.g., T-configured, etc.) |
| | 172.13 | Islands-in-sea (i.e., discontinuous phase in continuous phase) |
| | 172.14 | Side-by-side |
| | 172.15 | Sheath-core |
| | 172.16 | Into liquid bath (e.g., wet-spinning, etc.) |
| | 172.17 | Melt-spinning |
| | 172.19 | Producing indefinite length article by depositing material on endless forming surface (e.g., endless belts, rollers, etc.) |
| | 173.11 | Having three or more layers of at least two different compositions |
| | 173.12 | Melt extrusion (e.g., co-extrusion, etc.) |
| | 173.13 | Vinylidene chloride or fluoride containing layer |
| | 173.14 | Polyamide (e.g., nylon, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer |
| | 173.15 | Including subsequent reshaping (e.g., stretching, etc.) |
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