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[Search a list of Patent Appplications for class 65]  Class   65GLASS MANUFACTURING
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   [List of Patents for class 65 subclass 376]  376           PROCESSES OF MANUFACTURING FIBERS, FILAMENTS, OR PREFORMS
   [List of Patents for class 65 subclass 377]  377           Subclass 377 indent level is 1 With measuring, controlling, sensing, programming, timing, indicating, or testing
    [List of Patents for class 65 subclass 378]  378           Subclass 378 indent level is 2 Optical property
    [List of Patents for class 65 subclass 379]  379           Subclass 379 indent level is 2 Fluid pressure
    [List of Patents for class 65 subclass 380]  380           Subclass 380 indent level is 2 Molten material level
    [List of Patents for class 65 subclass 381]  381           Subclass 381 indent level is 2 Winder or puller movement
    [List of Patents for class 65 subclass 382]  382           Subclass 382 indent level is 2 Diameter or coating thickness
    [List of Patents for class 65 subclass 384]  384           Subclass 384 indent level is 2 Temperature
   [List of Patents for class 65 subclass 385]  385           Subclass 385 indent level is 1 Process of manufacturing optical fibers, waveguides, or preforms thereof
    [List of Patents for class 65 subclass 386]  386           Subclass 386 indent level is 2 Planar waveguides
    [List of Patents for class 65 subclass 387]  387           Subclass 387 indent level is 2 Forming lens integral with optical fiber
    [List of Patents for class 65 subclass 388]  388           Subclass 388 indent level is 2 Nonoxygen halide glass (e.g., metal halide, etc.)
    [List of Patents for class 65 subclass 389]  389           Subclass 389 indent level is 2 Nonoxygen chalcogenide glass containing
    [List of Patents for class 65 subclass 390]  390           Subclass 390 indent level is 2 Scandium (Sc), yttrium (Y), or rare earth doped core or preform (i.e., atomic numbers 21, 39, 57-72)
    [List of Patents for class 65 subclass 391]  391           Subclass 391 indent level is 2 Plasma utilized
    [List of Patents for class 65 subclass 392]  392           Subclass 392 indent level is 2 Laser utilized
    [List of Patents for class 65 subclass 393]  393           Subclass 393 indent level is 2 Hollow optical fibers or waveguides
    [List of Patents for class 65 subclass 394]  394           Subclass 394 indent level is 2 Ion implantation
   [List of Patents for class 65 subclass 395]  395           Subclass 395 indent level is 2 Sol-gel or liquid phase route utilized
   [List of Patents for class 65 subclass 397]  397           Subclass 397 indent level is 2 Fluorine doping
    [List of Patents for class 65 subclass 398]  398           Subclass 398 indent level is 3 Germanium or boron containing
    [List of Patents for class 65 subclass 399]  399           Subclass 399 indent level is 2 Incorporating dopant into porous body
    [List of Patents for class 65 subclass 400]  400           Subclass 400 indent level is 2 Ion exchange utilized
    [List of Patents for class 65 subclass 401]  401           Subclass 401 indent level is 2 Extruding
    [List of Patents for class 65 subclass 402]  402           Subclass 402 indent level is 2 Producing bent, crimped, twisted, textured, or curled optical fibers or waveguides
    [List of Patents for class 65 subclass 403]  403           Subclass 403 indent level is 2 Producing noncircular optical fibers or waveguides (e.g., particular cross section, etc.)
    [List of Patents for class 65 subclass 404]  404           Subclass 404 indent level is 2 With step of casting or forming nonfiber workpiece (e.g., molding liquid preform, shaping molten glass against a forming surface, etc.)
    [List of Patents for class 65 subclass 405]  405           Subclass 405 indent level is 2 Utilizing multiple crucibles or multiple feed streams of molten glass
   [List of Patents for class 65 subclass 406]  406           Subclass 406 indent level is 2 Joining or bonding optical fibers, waveguides, or preforms (e.g., coupling, etc.)
   [List of Patents for class 65 subclass 413]  413           Subclass 413 indent level is 2 With step of vapor deposition
    [List of Patents for class 65 subclass 424]  424           Subclass 424 indent level is 2 Inert, nonoxidizing, or reducing environment
    [List of Patents for class 65 subclass 425]  425           Subclass 425 indent level is 2 Electromagnetic, magnetic, wave, or particulate energy utilized
    [List of Patents for class 65 subclass 426]  426           Subclass 426 indent level is 2 Drying, dehydration, OH removal or prevention
   [List of Patents for class 65 subclass 427]  427           Subclass 427 indent level is 2 Consolidating preform (e.g., sintering, etc.)
    [List of Patents for class 65 subclass 428]  428           Subclass 428 indent level is 3 Collapsing tube
    [List of Patents for class 65 subclass 429]  429           Subclass 429 indent level is 2 With etching or leaching
   [List of Patents for class 65 subclass 430]  430           Subclass 430 indent level is 2 With significant coating step
    [List of Patents for class 65 subclass 433]  433           Subclass 433 indent level is 2 With cutting or severing
    [List of Patents for class 65 subclass 434]  434           Subclass 434 indent level is 2 With quench cooling (e.g., forced air or cryogenic immersion, etc.)
    [List of Patents for class 65 subclass 435]  435           Subclass 435 indent level is 2 With fiber stretching, drawing, or pulling (e.g., from rod, etc.)
    [List of Patents for class 65 subclass 436]  436           Subclass 436 indent level is 1 Plasma utilized
    [List of Patents for class 65 subclass 437]  437           Subclass 437 indent level is 1 Producing noncircular fibers (e.g., particular cross section, flat, elliptical, etc.)
    [List of Patents for class 65 subclass 438]  438           Subclass 438 indent level is 1 Producing crimped, twisted, or curled fibers (e.g., textured, etc.)
    [List of Patents for class 65 subclass 439]  439           Subclass 439 indent level is 1 Producing hollow fibers or tubular preforms
    [List of Patents for class 65 subclass 440]  440           Subclass 440 indent level is 1 Sol-gel route or ion exchange utilized
    [List of Patents for class 65 subclass 441]  441           Subclass 441 indent level is 1 Electromagnetic, magnetic, wave, or particulate energy utilized
    [List of Patents for class 65 subclass 442]  442           Subclass 442 indent level is 1 Composite fiber matrix (e.g., carbon or metal fiber with glass matrix or vice versa, etc.)
   [List of Patents for class 65 subclass 443]  443           Subclass 443 indent level is 1 With coating (e.g., lubricant, sizing, etc.)
    [List of Patents for class 65 subclass 444]  444           Subclass 444 indent level is 2 Glass (i.e., nonoptical fiber, metal oxide)
   [List of Patents for class 65 subclass 445]  445           Subclass 445 indent level is 2 Free metal or alloy containing
   [List of Patents for class 65 subclass 447]  447           Subclass 447 indent level is 2 Synthetic resin, natural resin, or asphalt coating
    [List of Patents for class 65 subclass 448]  448           Subclass 448 indent level is 3 Organic silicon containing (e.g., coupling agent, etc.)
    [List of Patents for class 65 subclass 449]  449           Subclass 449 indent level is 3 Asphalt
   [List of Patents for class 65 subclass 450]  450           Subclass 450 indent level is 3 Thermosetting or themoplastic resin
    [List of Patents for class 65 subclass 451]  451           Subclass 451 indent level is 4 Nitrogen or phenol containing
    [List of Patents for class 65 subclass 452]  452           Subclass 452 indent level is 2 With severing
    [List of Patents for class 65 subclass 453]  453           Subclass 453 indent level is 2 With advancing, gathering, or winding continuous fiber or filament
   [List of Patents for class 65 subclass 454]  454           Subclass 454 indent level is 1 Formation of fiber or preform utilizing fluid blast (e.g., from molten glass, etc.)
   [List of Patents for class 65 subclass 455]  455           Subclass 455 indent level is 2 During slinging or rotary-centrifugal fiber distribution
    [List of Patents for class 65 subclass 462]  462           Subclass 462 indent level is 2 Solid fibers comminuted by fluid blast
    [List of Patents for class 65 subclass 463]  463           Subclass 463 indent level is 2 Specified nozzle opening or configuration (e.g., opening size, cross section, etc.)
    [List of Patents for class 65 subclass 464]  464           Subclass 464 indent level is 2 Fluid discharge skirt or shield utilized
   [List of Patents for class 65 subclass 465]  465           Subclass 465 indent level is 2 Attenuation by fluid blast contacting glass
    [List of Patents for class 65 subclass 468]  468           Subclass 468 indent level is 2 Flame or combustible fluid blast utilized
   [List of Patents for class 65 subclass 469]  469           Subclass 469 indent level is 1 By slinging or rotary-centrifugal fiber distribution (i.e., without fluid blast)
    [List of Patents for class 65 subclass 470]  470           Subclass 470 indent level is 2 Centrifuge with fiberizing holes
    [List of Patents for class 65 subclass 471]  471           Subclass 471 indent level is 1 With bushing flood prevention, removal, or breakout prevention
    [List of Patents for class 65 subclass 472]  472           Subclass 472 indent level is 1 With chemical etching or leaching
    [List of Patents for class 65 subclass 473]  473           Subclass 473 indent level is 1 With removal of coating (e.g., desizing, oxidizing coating, etc.)
    [List of Patents for class 65 subclass 474]  474           Subclass 474 indent level is 1 With purifying or homogenizing molten glass (e.g., removing bubbles, etc.)
   [List of Patents for class 65 subclass 475]  475           Subclass 475 indent level is 1 With fiber drawing or pulling (e.g., attenuating, etc.)
    [List of Patents for class 65 subclass 476]  476           Subclass 476 indent level is 2 By modifying fluid pressure (e.g., vacuum, reduced or superatmospheric pressure, etc.)
    [List of Patents for class 65 subclass 477]  477           Subclass 477 indent level is 2 Drawing fiber from rod
    [List of Patents for class 65 subclass 478]  478           Subclass 478 indent level is 2 Fluid assisted attenuation or directing of fiber or filament
    [List of Patents for class 65 subclass 479]  479           Subclass 479 indent level is 2 Reeling or winding
    [List of Patents for class 65 subclass 480]  480           Subclass 480 indent level is 2 Cutting or severing
    [List of Patents for class 65 subclass 481]  481           Subclass 481 indent level is 2 Cooling of molten glass at forming area (e.g., cooling fins, etc.)
    [List of Patents for class 65 subclass 482]  482           Subclass 482 indent level is 1 With charging or pretreatment of batch material (e.g., gas heating, crushing, etc.)
   [List of Patents for class 65 subclass 483]  483           FIBER MAKING APPARATUS
   [List of Patents for class 65 subclass 484]