ClassID:

30518

B01D2257/91 - page 2 - CPC Classification

Classification description:

Components to be removed Bacteria; Microorganisms

Recent Application in this class:
#301
20110064607
2011-03-17

METHOD FOR REMOVING OR TREATING HARMFUL BIOLOGICAL ORGANISMS AND CHEMICAL SUBSTANCES

#302
20110064605
2011-03-17

METHOD FOR TREATING AN OBJECT CONTAMINATED WITH HARMFUL BIOLOGICAL ORGANISMS OR CHEMICAL SUBSTANCES UTILIZING ELECTROMAGNETIC WAVES

#303
20110061538
2011-03-17

Method of altering a fluid-borne contaminant

#304
20110045218
2011-02-24

DYNAMIC INKS AND COATINGS

#305
20110044846
2011-02-24

REGISTER VENT FILTER

#306
20110031186
2011-02-10

CALCIUM CARBONATE AND CALCIUM CARBONATE-CONTAINING MATERIALS FOR REMOVING BIOAGENTS FROM WATER

#307
20110023581
2011-02-03

Gas collection and analysis system with front-end and back-end pre-concentrators and moisture removal

#308
20100307974
2010-12-09

PREPARATION AND USE OF NOVEL POLYANILINES FOR WATER TREATMENT

#309
20100296966
2010-11-25

Multi-functional cabin air filter

#310
20100279850
2010-11-04

Chemically-resistant coating composition

#311
20100254868
2010-10-07

PURIFICATION OF A FLUID USING OZONE WITH AN ADSORBENT AND/OR A PARTICLE FILTER

#312
20100254852
2010-10-07

Modular ductwork decontamination assembly

#313
20100178196
2010-07-15

Sterilizer

#314
20100119409
2010-05-13

Home Biological Defense System

#315
20100116135
2010-05-13

Method and apparatus for pollution control of confined spaces

#316
20100101413
2010-04-29

METHOD AND APPARATUS FOR CONTROL AND ELIMINATION OF UNDESIRABLE SUBSTANCES

#317
20100086436
2010-04-08

Onsite chemistry air filtration system

#318
20100047117
2010-02-25

PROCESS FOR AIR PURIFICATION AND AIR PURIFIER DEVICE FOR ITS IMPLEMENTATION

#319
20100047116
2010-02-25

Method of sterilizing

#320
20100028369
2010-02-04

Hazardous substance removing material and method for removing hazardous substance

#321
20100020462
2010-01-28

Ion generating element, and ion generating apparatus equipped with same

#322
20100001205
2010-01-07

Ion generating apparatus

#323
20090311138
2009-12-17

SANITIZATION OF AIRCRAFT OR VEHICLE CABIN

#324
20090305879
2009-12-10

PHOTOCATALYST DISPERSION LIQUID AND PROCESS FOR PRODUCING THE SAME

#325
20090288561
2009-11-26

Operating room smoke evacuator with integrated vacuum motor and filter

#326
20090263890
2009-10-22

METHOD AND EQUIPMENT FOR REDUCING ENVIRONMENTAL POLLUTION

#327
20090205664
2009-08-20

ULTRA-VIOLET GERMICIDAL PERSONAL PROTECTION APPARATUS

#328
20090175770
2009-07-09

Auto-Lampe portable

#329
20090158936
2009-06-25

Gas treatment system

#330
20090148378
2009-06-11

Apparatus and Delivery of Oxygen

#331
20090139399
2009-06-04

Apparatus and method for collecting and detecting airborne particles

#332
20090136388
2009-05-28

Air purification apparatus

#333
20090123769
2009-05-14

VISIBLE LIGHT RESPONSE-TYPE TITANIUM OXIDE PHOTOCATALYST, METHOD FOR MANUFACTURING THE VISIBLE LIGHT RESPONSE-TYPE TITANIUM OXIDE PHOTOCATALYST, AND USE OF THE VISIBLE LIGHT RESPONSE-TYPE TITANIUM OXIDE PHOTOCATALYST

#334
20090123343
2009-05-14

Air handler and purifier

#335
20090110918
2009-04-30

Microbicidal substrate

#336
20090100850
2009-04-23

Air conditioning apparatus

#337
20090098014
2009-04-16

Structure and Method of Air Purification

#338
20090093361
2009-04-09

PHOTOCATALYST DISPERSION LIQUID AND PROCESS FOR PRODUCING THE SAME

#339
20090071062
2009-03-19

Method of treating for pests

#340
20090018668
2009-01-15

Sorption method, device, and system

#341
20090000257
2009-01-01

System and method for removing pollutants from a roadway

#342
20080305018
2008-12-11

Photosterilization Reactor

#343
20080260601
2008-10-23

Uv Sterilizing Wand

#344
20080260574
2008-10-23

Filtration and Purification Systems

#345
20080253754
2008-10-16

Sterilising Filter Arrangement Apparatus & Method

#346
20080251081
2008-10-16

Systems for removing dimethyl sulfoxide (DMSO) or related compounds or odors associated with same

#347
20080190287
2008-08-14

Apparatus for the uninterruptible filtering of gas

#348
20080179258
2008-07-31

METHOD OF ALTERING A FLUID-BORNE CONTAMINANT

#349
20080178738
2008-07-31

Absorbent and/or filter materials comprising open cell foams coated with photocatalytic titanium dioxide, and methods of making and using the same

#350
20080173178
2008-07-24

Modular ductwork decontamination assembly

#351
20080152567
2008-06-26

GAS ABSORPTION SYSTEM, COMPOSITION, AND METHOD

#352
20080148941
2008-06-26

Iodinated anion exchange resin and process for preparing same

#353
20080142435
2008-06-19

Surface Emitting Device

#354
20080102136
2008-05-01

Reactive nanoparticles as destructive adsorbents for biological and chemical contamination

#355
20080063577
2008-03-13

IN SITU STERILIZATION AND DECONTAMINATION SYSTEM USING A NON-THERMAL PLASMA DISCHARGE

#356
20080031783
2008-02-07

Photocatalytic fabric

#357
20080014111
2008-01-17

Method for removing or treating harmful biological organisms and chemical substances

#358
20080011662
2008-01-17

Compositions and methods for fluid purification

#359
20070253860
2007-11-01

Process and device for sterilising ambient air

#360
20070246419
2007-10-25

Compositions and methods for fluid purification

#361
20070181509
2007-08-09

Device for the treatment of a liquid or gaseous medium by means of UV radiation

#362
20070181001
2007-08-09

Adsorptive filtering material having biological and chemical protective function and use thereof

#363
20070145291
2007-06-28

Air sterilizing system

#364
20070144122
2007-06-28

Air cleaner

#365
20070113741
2007-05-24

Detachable filtering apparatus for an air conditioning system and an installment method thereof

#366
20070109711
2007-05-17

Ion generating element, ion generating apparatus, and electric appliance

#367
20070102280
2007-05-10

Air supply apparatus

#368
20070095647
2007-05-03

Method and apparatus for producing reactive oxidizing species

#369
20070086932
2007-04-19

Air filtration device

#370
20070084350
2007-04-19

Self-cleaning and sterilizing apparatus for the concentrated purification of air

#371
20070068391
2007-03-29

Biological home defense system

#372
20070041882
2007-02-22

Onsite chemistry air filtration system

#373
20070039858
2007-02-22

Nanocarpets for trapping particulates, bacteria and spores

#374
20070039465
2007-02-22

Method and apparatus for improving the air quality within an enclosed space

#375
20070031302
2007-02-08

Method and apparatus for purifying a gas

#376
20070028770
2007-02-08

Apparatus and process for air cleaning

#377
20070028769
2007-02-08

Method and apparatus for producing potable water from air including severely arid and hot climates

#378
20070028766
2007-02-08

Method for removing impurities from a gas

#379
20060283786
2006-12-21

Fluid purification system with ultra violet light emitters

#380
20060182672
2006-08-17

Air cleaning device

#381
20060182670
2006-08-17

Light-mediated air purification system and method

#382
20060159598
2006-07-20

Air cleaner

#383
20060144026
2006-07-06

Air cleanness filter

#384
20060144025
2006-07-06

Device for collecting and separating particles and microorganisms present in ambient air

#385
20060133975
2006-06-22

Adsorbent, porous filter, air cleaning device, method of cleaning air, and method of manufacturing porous filter

#386
20060131161
2006-06-22

Air sanitation with hydrogen peroxide

#387
20060130663
2006-06-22

System and method of air quality control for air-conditioning devices

#388
20060130451
2006-06-22

Impregnated filter element, and methods

#389
20060115388
2006-06-01

Dispersal air scrubber

#390
20060112823
2006-06-01

Boundary layer propulsion and turbine apparatus

#391
20060079168
2006-04-13

Method and apparatus for decontamination of automotive HVAC systems

#392
20060076507
2006-04-13

Air sterilizing system

#393
20060075894
2006-04-13

Bioagent air filtration systems

#394
20060070952
2006-04-06

Charge-based water filtration systems

#395
20060032376
2006-02-16

Air purifier

#396
20060024217
2006-02-02

Air cleaner filter system capable of nano-confined catalytic oxidation

#397
20060021302
2006-02-02

Anti-microbial air filter

#398
20060018807
2006-01-26

Air conditioner device with enhanced germicidal lamp

#399
20060018804
2006-01-26

Enhanced germicidal lamp

#400
20060011945
2006-01-19

Photocatalyst and process for purifying gas effluent by photocatalytic oxidation

#401
20050287051
2005-12-29

Photo-electronic air purifying and conditioning system

#402
20050279211
2005-12-22

Antimicrobial refrigerator air filter

#403
20050265903
2005-12-01

Apparatus and delivery of medically pure oxygen

#404
20050249646
2005-11-10

Gas treatment apparatus

#405
20050223902
2005-10-13

Self-powered, wearable personal air purifier

#406
20050223584
2005-10-13

Device for absorbing water vapour

#407
20050220662
2005-10-06

Method for removing or treating harmful biological and chemical substances within structures and enclosures

#408
20050211415
2005-09-29

Integrated air processing devices and isolation containment systems using such devices

#409
20050145108
2005-07-07

Air cleaning system

#410
20050139071
2005-06-30

Air environment control system and technique

#411
20050124286
2005-06-09

Method and apparatus for decontamination for automotive HVAC systems

#412
20050121393
2005-06-09

Meso-frequency traveling wave electro-kinetic continuous adsorption system

#413
20050060974
2005-03-24

Operating room smoke evacuator with integrated vacuum motor and filter

#414
20050034946
2005-02-17

System and method for removing pollutants from a roadway

#415
20050000197
2005-01-06

System and method for removing pollutants from a roadway

#416
19022458
2025-09-09

Refrigerator to reduce the deterioration rate of stored items using plasma and photocatalyst

#417
18916452
2025-03-25

Carbon dioxide gas capture system

#418
18218695
2024-07-30

Apparatus and method for air treatment

#419
18208842
2024-10-22

Supervisory control and pathogen-destroying electrostatic precipitator system

#420
17351953
2025-02-11

Decentralized airborne contaminant capture and neutralization system

#421
15947335
2020-10-27

Hybrid full spectrum air purifier devices, systems, and methods

#422
13720643
2018-12-18

Functionalized surfaces for the destruction of pathogens and organics