ClassID:

86272

C02F1/505 - page 2 - CPC Classification

Classification description:

Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment by oligodynamic treatment

Recent Application in this class:
#301
20080283466
2008-11-20

Microbial control system

#302
20080264258
2008-10-30

Filter for Removing of Physical and/or Biological Impurities

#303
20080251443
2008-10-16

SYSTEMS HAVING NANOSTRUCTURED ADSORPTION MATERIAL AND METHODS FOR PURIFICATION OF FLUID

#304
20080233205
2008-09-25

Organic compound and metal ion synergistic disinfection and purification system and method of manufacture

#305
20080226494
2008-09-18

Sterilization system for sterilizing and/or neutralizing the activity of microorganisms in liquids and gases, and sterilization and/or neutralization process

#306
20080197069
2008-08-21

Ceramic Filter Element for Water Purification

#307
20080175773
2008-07-24

Process for the dissolution of copper metal

#308
20080169232
2008-07-17

Functional water purifier

#309
20080156739
2008-07-03

Ion enhancement

#310
20080142452
2008-06-19

APPARATUS AND METHOD FOR PREVENTING BIOLOGICAL REGROWTH IN WATER

#311
20080128363
2008-06-05

Method and apparatus for purifying water

#312
20080116150
2008-05-22

Algaecidal Buffer System For Swimming Pools and Related Structures

#313
20080116142
2008-05-22

Process to maintain large clean recreational water bodies

#314
20080105615
2008-05-08

Membrane-cleaning method for membrane bioreactor process

#315
20080095862
2008-04-24

Biocide

#316
20080093310
2008-04-24

ANTI-MICROBIAL MEDIA AND METHODS FOR MAKING AND UTILIZING THE SAME

#317
20080087600
2008-04-17

Thread system for installing in drinking water systems and other liquid-guiding systems

#318
20080087598
2008-04-17

Method of making a dual filter

#319
20080067134
2008-03-20

Dispenser for a tablet, and methods of use

#320
20080050471
2008-02-28

Active antiseptic water or active water-based fluid, and production method and apparatus for the same

#321
20080035547
2008-02-14

METHODS AND APPARATUS FOR FILTERING WATER

#322
20080029252
2008-02-07

CLOSED LOOP FLUID TREATMENT SYSTEM

#323
20080026041
2008-01-31

NON-WOVEN MEDIA INCORPORATING ULTRAFINE OR NANOSIZE POWDERS

#324
20080011662
2008-01-17

Compositions and methods for fluid purification

#325
20080011378
2008-01-17

Sanitary Hose Produced from Flexible Plastic, Having an Antibacterial Finish

#326
20080006582
2008-01-10

Method for preparing a composition for control of microbial contamination in drinking water

#327
20080000838
2008-01-03

Method for cleaning contained bodies of water

#328
20070298064
2007-12-27

Structures that inhibit microbial growth

#329
20070295657
2007-12-27

WATER-CIRCULATING STERILIZER

#330
20070295653
2007-12-27

Particles with silver carried and producing method thereof

#331
20070290144
2007-12-20

Device for treating a flowing fluid

#332
20070289914
2007-12-20

Filter with at least one membrane sputtering-coated with silver particles

#333
20070278160
2007-12-06

User friendly dispensers

#334
20070272622
2007-11-29

SANITIZING METHODS AND SYSTEMS

#335
20070264398
2007-11-15

ANTIMICROBIAL COMPOSITION FOR PRE-HARVEST AND POST-HARVEST TREATMENT OF PLANTS AND ANIMALS

#336
20070264357
2007-11-15

Dendrimer fluid purification agent and article

#337
20070251887
2007-11-01

Purification device, insert and method of purifying a liquid

#338
20070246419
2007-10-25

Compositions and methods for fluid purification

#339
20070245702
2007-10-25

Honeycomb structure and manufacturing method thereof, and air cleaner and water purifier containing the honeycomb structure

#340
20070241051
2007-10-18

Nanocrystal-containing filtration media

#341
20070237296
2007-10-11

Decontamination using planar X-ray sources

#342
20070235381
2007-10-11

Water filter

#343
20070235379
2007-10-11

Fluid treatment apparatus

#344
20070193958
2007-08-23

Composition and method for enhanced sanitation and oxidation of aqueous systems

#345
20070175811
2007-08-02

Filter for drinking water

#346
20070175196
2007-08-02

Drinking water filtration device

#347
20070172527
2007-07-26

Environmentally compatible processes compositions and materials treated thereby

#348
20070138071
2007-06-21

Water distribution system

#349
20070131617
2007-06-14

Container having fluid purification system

#350
20070119787
2007-05-31

Water cleaning method and apparatus using trace quantities of zinc and at least one other biocide

#351
20070119761
2007-05-31

Dual dispenser

#352
20070114186
2007-05-24

METHOD OF AERATING WATER TO PROMOTE OXIDATION OF AN IODINE-RELATED SPECIES

#353
20070084803
2007-04-19

Method for purifying water

#354
20070068875
2007-03-29

COMBINING WATERBORNE BIONUTRIENTS WITH SCALE PARTICLES AND USE OF A WATERBORNE PARTICLE REMOVER TO REMOVE THE COMBINED PARTICLES FROM THE WATER

#355
20070065519
2007-03-22

Copper ion-producing composition

#356
20070065333
2007-03-22

Treatment of chloraminated water

#357
20070045187
2007-03-01

Biofouling control of membrane water-purification systems

#358
20070045176
2007-03-01

Antimicrobial filter with metallic threads

#359
20070039859
2007-02-22

Activity enhanced dispensers

#360
20070029262
2007-02-08

Combining waterborne bionutrients with scale particles and use of a waterborne particle remover to remove the combined particles from the water

#361
20070023364
2007-02-01

Tetrasilver Tetraoxide as Disinfective Agent for Cryptosporidium

#362
20070023335
2007-02-01

Recycling cool water filter

#363
20070023278
2007-02-01

Apparatus for automatically feeding the silver wire into the solution

#364
20070017878
2007-01-25

System for providing a chemical to a fluid

#365
20060283811
2006-12-21

Method of water treatment

#366
20060276338
2006-12-07

Weekly floater pool sanitizer

#367
20060272088
2006-12-07

Shower head

#368
20060266682
2006-11-30

Vessel and method for water treatment

#369
20060254989
2006-11-16

Process for preparing silver deposited carbon covered alumina catalyst

#370
20060254988
2006-11-16

Methods and compositions for the treatment of water

#371
20060254968
2006-11-16

Universal dispenser

#372
20060249465
2006-11-09

Removal of microorganisms and disinfection byproduct precursors using elemental iron or aluminum

#373
20060243675
2006-11-02

Composite for inhibiting algae growth and use therof

#374
20060226064
2006-10-12

Multiple cartridge carafe filtration

#375
20060219641
2006-10-05

Anti-microbial compositions and methods of making and using the same

#376
20060201863
2006-09-14

Sterilization water tank

#377
20060191849
2006-08-31

Dental unit water system treatment

#378
20060180552
2006-08-17

Anti-biofilm forming structure and method of manufacturing the same

#379
20060175266
2006-08-10

Generation of free radicals, analytical methods, bacterial disinfections, and oxidative destruction of organic chemicals using zero valent iron and other metals

#380
20060169626
2006-08-03

Dispensing system

#381
20060163136
2006-07-27

Method and device incorporating granular particles and disc-shaped plastic pellets for filtering water

#382
20060163135
2006-07-27

Apparatus for treating wash water supplied

#383
20060157427
2006-07-20

Dendrimer fluid purification method

#384
20060151381
2006-07-13

Water filtering device

#385
20060124517
2006-06-15

Compact personal water purification device

#386
20060060530
2006-03-23

Systems having nanostructured adsorption material and methods for purification of fluid

#387
20060060258
2006-03-23

Filter assembly for inhibiting microbial growth in liquid nutrients

#388
20060043011
2006-03-02

Biocide

#389
20060032803
2006-02-16

Method and apparatus for purifying water

#390
20060000495
2006-01-05

Novel methods and compositions for remediating submerged deposits

#391
20050284822
2005-12-29

Environmentally compatible processes compositions and materials treated thereby

#392
20050284803
2005-12-29

Water purification apparatus and method of using the same

#393
20050279686
2005-12-22

Multifunctional oxygenaged water generation system

#394
20050279685
2005-12-22

Super oxygenated electrolised ozonated water generation system

#395
20050279684
2005-12-22

Water flow rate self-tuning device for pressurized gas-water mixer

#396
20050263453
2005-12-01

Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles

#397
20050263445
2005-12-01

Water filter with integrated treatment media

#398
20050252844
2005-11-17

Water treatment unit for bottle or pitcher

#399
20050242041
2005-11-03

Silver Impregnated, Alumina Coated Materials and Filtration Systems Implementing Same

#400
20050227016
2005-10-13

Method for inhibiting microbial growth in liquid nutrients

#401
20050224425
2005-10-13

Container for inhibiting microbial growth in liquid nutrients

#402
20050224423
2005-10-13

Container for inhibiting microbial growth in liquid nutrients

#403
20050224419
2005-10-13

Use of derivatized nanoparticles to minimize growth of micro-organisms in hot filled drinks

#404
20050211635
2005-09-29

Anti-microbial media and methods for making and utilizing the same

#405
20050211613
2005-09-29

Activity enhanced dispensers

#406
20050194297
2005-09-08

Water treatment apparatus and components

#407
20050191395
2005-09-01

Hangover remedy and alcohol abatement composition

#408
20050191394
2005-09-01

Antimicrobial composition for pre-harvest and post-harvest treatment of plants and animals

#409
20050161408
2005-07-28

Method and apparatus for purifying-water

#410
20050155939
2005-07-21

Process for producing a sterilization system

#411
20050147691
2005-07-07

Catalytic oxidation of peroxy salts

#412
20050139535
2005-06-30

Dual filter

#413
20050133461
2005-06-23

Composition for cleaning contained bodies of water

#414
20050130866
2005-06-16

Dissolution of copper metal in aqueous alkanolamine to form copper containing aqueous solution

#415
20050126970
2005-06-16

Particles with silver carried and producing method thereof

#416
20050124482
2005-06-09

Silver chloride treated water purification device containing the porous grog and method for making same

#417
20050121399
2005-06-09

Method of producing hydrogen rich water and hydrogen rich water generator

#418
20050121395
2005-06-09

Alum pellets

#419
20050121387
2005-06-09

Bacteriostatic fluid filter

#420
20050089805
2005-04-28

Material and method for treating photographic effluents

#421
20050082229
2005-04-21

Compositions for treating phosphate in water

#422
20050077374
2005-04-14

Dual dispenser

#423
20050077244
2005-04-14

Method and composition for control of microbial contamination in drinking water produced by condensation

#424
20050034563
2005-02-17

Process for the dissolution of copper metal

#425
20050029300
2005-02-10

Bottled liquid dispensers

#426
20050011839
2005-01-20

Water treatment apparatus and method

#427
20050011824
2005-01-20

Filter cartridge for a water tank of a coffee machine

#428
20050000909
2005-01-06

Alum pellets

#429
18775198
2025-05-20

Field-deployable antimicrobial product assemblies for air and water purification and methods of fabrication of the same

#430
17989450
2026-02-03

Reduction of cyanuric acid in a body of recreational water

#431
15957666
2019-01-22

Synthesis of silver-PMMA nanocomposite film

#432
15396694
2019-11-12

Electronic water filter assembly with faucet connectors and dissimilar, upstream frusto-conical, downstream tubular-shaped, media

#433
15282550
2020-01-07

Continuous water filtration, disinfection and conservation system

#434
14834891
2018-05-08

Filter containing cleaned burdock root for purifying drinking water

#435
14207097
2016-12-27

Mollusk repellant and methods of water treatment

#436
13730808
2017-09-05

Water treatment dispensing apparatus