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Class   422CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING
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[List of Pre Grant Publications for class 422 subclass 1][List of Patents for class 422 subclass 1]1 PROCESS DISINFECTING, PRESERVING, DEODORIZING, OR STERILIZING
 [List of Pre Grant Publications for class 422 subclass 2][List of Patents for class 422 subclass 2]2 Subclass 2 indent level is 1 Step of warning or decreasing hazard of process
 [List of Pre Grant Publications for class 422 subclass 3][List of Patents for class 422 subclass 3]3 Subclass 3 indent level is 1 Process control in response to analysis
 [List of Pre Grant Publications for class 422 subclass 4][List of Patents for class 422 subclass 4]4 Subclass 4 indent level is 1 A gas is substance acted upon
 [List of Pre Grant Publications for class 422 subclass 5][List of Patents for class 422 subclass 5]5 Subclass 5 indent level is 1 Deodorizing
 [List of Pre Grant Publications for class 422 subclass 6][List of Patents for class 422 subclass 6]6 Subclass 6 indent level is 1 Affecting structure, article, etc., submerged in marine environment
[List of Pre Grant Publications for class 422 subclass 7][List of Patents for class 422 subclass 7]7 Subclass 7 indent level is 1 Maintaining environment nondestructive to metal
 [List of Pre Grant Publications for class 422 subclass 20][List of Patents for class 422 subclass 20]20 Subclass 20 indent level is 1 Using sonic or ultrasonic energy
 [List of Pre Grant Publications for class 422 subclass 21][List of Patents for class 422 subclass 21]21 Subclass 21 indent level is 1 Using microwave energy
[List of Pre Grant Publications for class 422 subclass 22][List of Patents for class 422 subclass 22]22 Subclass 22 indent level is 1 Using direct contact with electrical or electromagnetic radiation
 [List of Pre Grant Publications for class 422 subclass 25][List of Patents for class 422 subclass 25]25 Subclass 25 indent level is 1 Including additional step of preventing damage to sealed container
[List of Pre Grant Publications for class 422 subclass 26][List of Patents for class 422 subclass 26]26 Subclass 26 indent level is 1 Using direct contact steam to disinfect or sterilize
[List of Pre Grant Publications for class 422 subclass 28][List of Patents for class 422 subclass 28]28 Subclass 28 indent level is 1 Using disinfecting or sterilizing substance
 [List of Pre Grant Publications for class 422 subclass 38][List of Patents for class 422 subclass 38]38 Subclass 38 indent level is 1 Using fluent heat transfer medium other than air
 [List of Pre Grant Publications for class 422 subclass 39][List of Patents for class 422 subclass 39]39 Subclass 39 indent level is 1 By sudden release of pressure
[List of Pre Grant Publications for class 422 subclass 40][List of Patents for class 422 subclass 40]40 Subclass 40 indent level is 1 Process of storage or protection
[List of Pre Grant Publications for class 422 subclass 44][List of Patents for class 422 subclass 44]44 BLOOD TREATING DEVICE FOR TRANSFUSIBLE BLOOD
 [List of Pre Grant Publications for class 422 subclass 49][List of Patents for class 422 subclass 49]49 INCLUDING MEANS FACILITATING PART REPLACEMENT OR REPAIR OTHER THAN SOLID, EXTENDED SURFACE, FLUID CONTACT MEANS
[List of Pre Grant Publications for class 422 subclass 50][List of Patents for class 422 subclass 50]50 ANALYZER, STRUCTURED INDICATOR, OR MANIPULATIVE LABORATORY DEVICE
 [List of Pre Grant Publications for class 422 subclass 51][List of Patents for class 422 subclass 51]51 Subclass 51 indent level is 1 Calorimeter
 [List of Pre Grant Publications for class 422 subclass 52][List of Patents for class 422 subclass 52]52 Subclass 52 indent level is 1 Chemiluminescent
 [List of Pre Grant Publications for class 422 subclass 53][List of Patents for class 422 subclass 53]53 Subclass 53 indent level is 1 Corrosion tester
 [List of Pre Grant Publications for class 422 subclass 54][List of Patents for class 422 subclass 54]54 Subclass 54 indent level is 1 Flame ionization detector
[List of Pre Grant Publications for class 422 subclass 400][List of Patents for class 422 subclass 400]400 Subclass 400 indent level is 1 Structured visual or optical indicator, per se
 [List of Pre Grant Publications for class 422 subclass 430][List of Patents for class 422 subclass 430]430 Subclass 430 indent level is 1 Test package or kit
 [List of Pre Grant Publications for class 422 subclass 62][List of Patents for class 422 subclass 62]62 Subclass 62 indent level is 1 Automatic analytical monitor and control of industrial process
[List of Pre Grant Publications for class 422 subclass 63][List of Patents for class 422 subclass 63]63 Subclass 63 indent level is 1 Sample mechanical transport means in or for automated analytical system
[List of Pre Grant Publications for class 422 subclass 68.1][List of Patents for class 422 subclass 68.1]68.1 Subclass 68.1 indent level is 1 Means for analyzing liquid or solid sample
[List of Pre Grant Publications for class 422 subclass 83][List of Patents for class 422 subclass 83]83 Subclass 83 indent level is 1 Means for analyzing gas sample
[List of Pre Grant Publications for class 422 subclass 500][List of Patents for class 422 subclass 500]500 Subclass 500 indent level is 1 Miscellaneous laboratory apparatus and elements, per se
[List of Pre Grant Publications for class 422 subclass 501][List of Patents for class 422 subclass 501]501 Subclass 501 indent level is 2 Volumetric fluid transfer means, e.g., pipette, pipettor, etc.)
[List of Pre Grant Publications for class 422 subclass 527][List of Patents for class 422 subclass 527]527 Subclass 527 indent level is 2 Including means for separating a constituent (e.g., extraction, etc.)
 [List of Pre Grant Publications for class 422 subclass 536][List of Patents for class 422 subclass 536]536 Subclass 536 indent level is 2 Tissue processing device
[List of Pre Grant Publications for class 422 subclass 537][List of Patents for class 422 subclass 537]537 Subclass 537 indent level is 2 Valve
[List of Pre Grant Publications for class 422 subclass 544][List of Patents for class 422 subclass 544]544 Subclass 544 indent level is 2 Connector
[List of Pre Grant Publications for class 422 subclass 547][List of Patents for class 422 subclass 547]547 Subclass 547 indent level is 2 Container
[List of Pre Grant Publications for class 422 subclass 560][List of Patents for class 422 subclass 560]560 Subclass 560 indent level is 2 Holder
 [List of Pre Grant Publications for class 422 subclass 565][List of Patents for class 422 subclass 565]565 Subclass 565 indent level is 2 Housing
 [List of Pre Grant Publications for class 422 subclass 566][List of Patents for class 422 subclass 566]566 Subclass 566 indent level is 2 Support
 [List of Pre Grant Publications for class 422 subclass 567][List of Patents for class 422 subclass 567]567 Subclass 567 indent level is 2 Hood
[List of Pre Grant Publications for class 422 subclass 568][List of Patents for class 422 subclass 568]568 Subclass 568 indent level is 2 Stopper, cover, plug, or seal
[List of Pre Grant Publications for class 422 subclass 105][List of Patents for class 422 subclass 105]105 CONTROL ELEMENT RESPONSIVE TO A SENSED OPERATING CONDITION
[List of Pre Grant Publications for class 422 subclass 117][List of Patents for class 422 subclass 117]117 WITH SAFETY FEATURE
 [List of Pre Grant Publications for class 422 subclass 119][List of Patents for class 422 subclass 119]119 WITH INDICATING, SIGNALLING, RECORDING, SAMPLING, OR INSPECTION MEANS
[List of Pre Grant Publications for class 422 subclass 120][List of Patents for class 422 subclass 120]120 FOR DEODORIZING OF, OR CHEMICAL PURIFICATION OF, OR GENERATION OF, LIFE-SUSTAINING ENVIRONMENTAL GAS
[List of Pre Grant Publications for class 422 subclass 127][List of Patents for class 422 subclass 127]127 SHOCK OR SOUND WAVE
[List of Pre Grant Publications for class 422 subclass 129][List of Patents for class 422 subclass 129]129 CHEMICAL REACTOR
 [List of Pre Grant Publications for class 422 subclass 129.1][List of Patents for class 422 subclass 129.1]129.1 Subclass 129.1 indent level is 1 Soap making
 [List of Pre Grant Publications for class 422 subclass 130][List of Patents for class 422 subclass 130]130 Subclass 130 indent level is 1 Bench scale
[List of Pre Grant Publications for class 422 subclass 131][List of Patents for class 422 subclass 131]131 Subclass 131 indent level is 1 Organic polymerization
[List of Pre Grant Publications for class 422 subclass 139][List of Patents for class 422 subclass 139]139 Subclass 139 indent level is 1 Fluidized bed
 [List of Pre Grant Publications for class 422 subclass 148][List of Patents for class 422 subclass 148]148 Subclass 148 indent level is 1 Ammonia synthesizer
 [List of Pre Grant Publications for class 422 subclass 149][List of Patents for class 422 subclass 149]149 Subclass 149 indent level is 1 With means simultaneously carrying out conjugated reactions within single reactor
[List of Pre Grant Publications for class 422 subclass 150][List of Patents for class 422 subclass 150]150 Subclass 150 indent level is 1 Pigment or carbon black producer
 [List of Pre Grant Publications for class 422 subclass 159][List of Patents for class 422 subclass 159]159 Subclass 159 indent level is 1 For radioactive reactant or product
[List of Pre Grant Publications for class 422 subclass 160][List of Patents for class 422 subclass 160]160 Subclass 160 indent level is 1 Inorganic sulfur acid or anhydride producing type
 [List of Pre Grant Publications for class 422 subclass 162][List of Patents for class 422 subclass 162]162 Subclass 162 indent level is 1 Inorganic hydrator
 [List of Pre Grant Publications for class 422 subclass 163][List of Patents for class 422 subclass 163]163 Subclass 163 indent level is 1 Explosives synthesizer
[List of Pre Grant Publications for class 422 subclass 164][List of Patents for class 422 subclass 164]164 Subclass 164 indent level is 1 Solid reactant type (i.e., absence of fluid reactants)
[List of Pre Grant Publications for class 422 subclass 168][List of Patents for class 422 subclass 168]168 Subclass 168 indent level is 1 Waste gas purifier
 [List of Pre Grant Publications for class 422 subclass 184.1][List of Patents for class 422 subclass 184.1]184.1 Subclass 184.1 indent level is 1 For chemically destroying or disintegrating solid waste, other than burning alone
 [List of Pre Grant Publications for class 422 subclass 185][List of Patents for class 422 subclass 185]185 Subclass 185 indent level is 1 For chemical recovery of chemicals from waste paper making liquor
[List of Pre Grant Publications for class 422 subclass 186][List of Patents for class 422 subclass 186]186 Subclass 186 indent level is 1 With means applying electromagnetic wave energy or corpuscular radiation to reactants for initiating or perfecting chemical reaction
 [List of Pre Grant Publications for class 422 subclass 187][List of Patents for class 422 subclass 187]187 Subclass 187 indent level is 1 Combined
[List of Pre Grant Publications for class 422 subclass 600][List of Patents for class 422 subclass 600]600 Subclass 600 indent level is 1 Including plural reaction stages
 [List of Pre Grant Publications for class 422 subclass 601][List of Patents for class 422 subclass 601]601 Subclass 601 indent level is 2 Including plural parallel reaction stages with each stage in the form of a plate
 [List of Pre Grant Publications for class 422 subclass 602][List of Patents for class 422 subclass 602]602 Subclass 602 indent level is 2 Plate-type laminated reactor
 [List of Pre Grant Publications for class 422 subclass 603][List of Patents for class 422 subclass 603]603 Subclass 603 indent level is 2 Microscale reactor
 [List of Pre Grant Publications for class 422 subclass 604][List of Patents for class 422 subclass 604]604 Subclass 604 indent level is 2 With gas contact means for degassing or agitating (e.g., sparging, etc.)
 [List of Pre Grant Publications for class 422 subclass 605][List of Patents for class 422 subclass 605]605 Subclass 605 indent level is 2 With draft tube
 [List of Pre Grant Publications for class 422 subclass 606][List of Patents for class 422 subclass 606]606 Subclass 606 indent level is 2 With multiphase mixing means
 [List of Pre Grant Publications for class 422 subclass 607][List of Patents for class 422 subclass 607]607 Subclass 607 indent level is 2 With distributor or collection tray
[List of Pre Grant Publications for class 422 subclass 608][List of Patents for class 422 subclass 608]608 Subclass 608 indent level is 2 With separation or purification means (e.g., rectification, evaporation, ion exchanger, extraction, settler, absorption, recrystallization, etc.)
 [List of Pre Grant Publications for class 422 subclass 619][List of Patents for class 422 subclass 619]619 Subclass 619 indent level is 2 Combined with contact material regenerating means (e.g., regenerating catalyst, etc.)
[List of Pre Grant Publications for class 422 subclass 620][List of Patents for class 422 subclass 620]620 Subclass 620 indent level is 2 Combined with recycling means (e.g., recycling products, reactants, etc.)
 [List of Pre Grant Publications for class 422 subclass 623][List of Patents for class 422 subclass 623]623 Subclass 623 indent level is 2 Including a boiler
 [List of Pre Grant Publications for class 422 subclass 624][List of Patents for class 422 subclass 624]624 Subclass 624 indent level is 2 Including a mechanical means for transportation of material (e.g., conveyor, turntable, truck, etc.)
[List of Pre Grant Publications for class 422 subclass 625][List of Patents for class 422 subclass 625]625 Subclass 625 indent level is 2 Including reformer reactor
[List of Pre Grant Publications for class 422 subclass 630][List of Patents for class 422 subclass 630]630 Subclass 630 indent level is 2 Discrete sequential reaction stages
[List of Pre Grant Publications for class 422 subclass 650][List of Patents for class 422 subclass 650]650 Subclass 650 indent level is 2 Including plural parallel reaction stages with each stage in the form of a reaction tube
[List of Pre Grant Publications for class 422 subclass 198][List of Patents for class 422 subclass 198]198 Subclass 198 indent level is 1 Including heat exchanger for reaction chamber or reactants located therein
[List of Pre Grant Publications for class 422 subclass 209][List of Patents for class 422 subclass 209]209 Subclass 209 indent level is 1 Including means rotating reaction chamber during use
[List of Pre Grant Publications for class 422 subclass 211][List of Patents for class 422 subclass 211]211 Subclass 211 indent level is 1 Including solid, extended surface, fluid contact reaction means; e.g., inert Raschig rings, particulate absorbent, particulate or monolithic catalyst, etc.
[List of Pre Grant Publications for class 422 subclass 224][List of Patents for class 422 subclass 224]224 Subclass 224 indent level is 1 Including internal mixing or stirring means
[List of Pre Grant Publications for class 422 subclass 232][List of Patents for class 422 subclass 232]232 Subclass 232 indent level is 1 Including solid reactant and means charging solids into, or dischanging solids from, reaction chamber
[List of Pre Grant Publications for class 422 subclass 234][List of Patents for class 422 subclass 234]234 Subclass 234 indent level is 1 Including external recycle loop
[List of Pre Grant Publications for class 422 subclass 236][List of Patents for class 422 subclass 236]236 Subclass 236 indent level is 1 Including means separating reaction chamber into plural reactant-containing compartments and means moving reactant therebetween
 [List of Pre Grant Publications for class 422 subclass 239][List of Patents for class 422 subclass 239]239 Subclass 239 indent level is 1 Reaction chamber includes at least one perforated, porous, or semipermeable wall and is adapted for holding solid reactant
[List of Pre Grant Publications for class 422 subclass 240][List of Patents for class 422 subclass 240]240 Subclass 240 indent level is 1 Including specific material of construction
 [List of Pre Grant Publications for class 422 subclass 242][List of Patents for class 422 subclass 242]242 Subclass 242 indent level is 1 Positive pressure type
[List of Pre Grant Publications for class 422 subclass 243][List of Patents for class 422 subclass 243]243 PHYSICAL TYPE APPARATUS
 [List of Pre Grant Publications for class 422 subclass 244][List of Patents for class 422 subclass 244]244 Subclass 244 indent level is 1 Including serially disposed vaporizing heating means (sublimer) and solid material deposition means maintained at a temperature lower than said heating means (condenser)
[List of Pre Grant Publications for class 422 subclass 245.1][List of Patents for class 422 subclass 245.1]245.1 Subclass 245.1 indent level is 1 Crystallizer
[List of Pre Grant Publications for class 422 subclass 255][List of Patents for class 422 subclass 255]255 Subclass 255 indent level is 1 Means separating or dissolving a material constituent
[List of Pre Grant Publications for class 422 subclass 256][List of Patents for class 422 subclass 256]256 Subclass 256 indent level is 2 Liquid-liquid contact means
[List of Pre Grant Publications for class 422 subclass 261][List of Patents for class 422 subclass 261]261 Subclass 261 indent level is 2 Liquid-solid contact means
[List of Pre Grant Publications for class 422 subclass 285][List of Patents for class 422 subclass 285]285 Subclass 285 indent level is 2 And heating means
 [List of Pre Grant Publications for class 422 subclass 291][List of Patents for class 422 subclass 291]291 Subclass 291 indent level is 1 Combined
[List of Pre Grant Publications for class 422 subclass 292][List of Patents for class 422 subclass 292]292 Subclass 292 indent level is 1 Apparatus for treating solid article or material with fluid chemical
 [List of Pre Grant Publications for class 422 subclass 305][List of Patents for class 422 subclass 305]305 Subclass 305 indent level is 1 Including gas generating means
 [List of Pre Grant Publications for class 422 subclass 306][List of Patents for class 422 subclass 306]306 Subclass 306 indent level is 1 Including means for adding a material to a gas
[List of Pre Grant Publications for class 422 subclass 307][List of Patents for class 422 subclass 307]307 Subclass 307 indent level is 1 Heat treating vessel with heating means
[List of Pre Grant Publications for class 422 subclass 310][List of Patents for class 422 subclass 310]310 ELEMENTS OR ADJUNCTS
 
CROSS-REFERENCE ART COLLECTIONS
 
 [List of Pre Grant Publications for class 422 subclass 900][List of Patents for class 422 subclass 900]900 DECREASING POLLUTION OR ENVIRONMENTAL IMPACT
 [List of Pre Grant Publications for class 422 subclass 901][List of Patents for class 422 subclass 901]901 POLYMER DISSOLVER
 [List of Pre Grant Publications for class 422 subclass 902][List of Patents for class 422 subclass 902]902 SODIUM CHLORIDE AND POTASSIUM CHLORIDE DISSOLVER
 [List of Pre Grant Publications for class 422 subclass 903][List of Patents for class 422 subclass 903]903 RADIOACTIVE MATERIAL APPARATUS
 [List of Pre Grant Publications for class 422 subclass 904][List of Patents for class 422 subclass 904]904 NITROGEN FIXATION MEANS
 [List of Pre Grant Publications for class 422 subclass 905][List of Patents for class 422 subclass 905]905 MISCELLANEOUS LIQUID STERILIZATION MEANS
 [List of Pre Grant Publications for class 422 subclass 906][List of Patents for class 422 subclass 906]906 PLASMA OR ION GENERATION MEANS
 [List of Pre Grant Publications for class 422 subclass 907][List of Patents for class 422 subclass 907]907 CORONA OR GLOW DISCHARGE MEANS
E-subclasses in USPC Class 422/908-948 were created as duplicates of EPO groupsin B01L 3/00 and its indents. With the implementation of CPC, these E-subclasses should no longer be used. Instead, use CPC groups in B01L 3/00 and its indents.
 [List of Pre Grant Publications for class 422 subclass 908][List of Patents for class 422 subclass 908]908 CRUCIBLES [B01L 3/04]
 [List of Pre Grant Publications for class 422 subclass 909][List of Patents for class 422 subclass 909]909 CRYSTALLIZING DISHES [B01L 3/06]
 [List of Pre Grant Publications for class 422 subclass 910][List of Patents for class 422 subclass 910]910 FLASKS [B01L 3/08]
 [List of Pre Grant Publications for class 422 subclass 911][List of Patents for class 422 subclass 911]911 WASH BOTTLES [B01L 3/10]
 [List of Pre Grant Publications for class 422 subclass 912][List of Patents for class 422 subclass 912]912 GAS JARS OR CYLINDERS [B01L 3/12]
[List of Pre Grant Publications for class 422 subclass 913][List of Patents for class 422 subclass 913]913 TEST TUBES [B01L 3/14]
[List of Pre Grant Publications for class 422 subclass 919][List of Patents for class 422 subclass 919]919 BURETTES; PIPETTES [B01L 3/02]
[List of Pre Grant Publications for class 422 subclass 935][List of Patents for class 422 subclass 935]935 FLUID TRANSFERRING GLASSWARE [B01L 3/00B]
[List of Pre Grant Publications for class 422 subclass 939][List of Patents for class 422 subclass 939]939 CONTAINERS FOR THE PURPOSE OF RETAINING A MATERIAL TO BE ANALYZED [B01L 3/00C]
 
FOREIGN ART COLLECTIONS
 
      FOR000          CLASS-RELATED FOREIGN DOCUMENTS
     ANALYZER, STRUCTURED INDICATOR, OR MANIPULATIVE LABORATORY DEVICE
     CHEMICAL REACTOR