ClassID:

30192

B01D2239/0442 - page 2 - CPC Classification

Classification description:

Aspects relating to filtering material for liquid or gaseous fluids; Additives and treatments of the filtering material Antimicrobial, antibacterial, antifungal additives

Recent Application in this class:
#301
20070175195
2007-08-02

Tacky allergen trap and filter medium, and method for containing allergens

#302
20070065658
2007-03-22

Functional textile material provided with microcapsules containing an active ingredient and use thereof

#303
20070062862
2007-03-22

Filtration matrix

#304
20070056256
2007-03-15

Electrostatic air filter

#305
20070004301
2007-01-04

Textile composite material comprising activated carbon fibres and production thereof

#306
20060280906
2006-12-14

Adaptive membrane structure with insertable protrusions

#307
20060276576
2006-12-07

Coating composition for chemical grafting

#308
20060260996
2006-11-23

METHOD AND APPARATUS FOR COMBINED FILTRATION AND ANTI-MICROBIAL TREATMENT OF STORM WATER RESIDENT IN STORM WATER SYSTEMS

#309
20060251879
2006-11-09

Electrostatically charged filter media incorporating an active agent

#310
20060191416
2006-08-31

Vacuum cleaner and dust bag for vacuum cleaner

#311
20060163149
2006-07-27

Product for absorption purposes

#312
20060150980
2006-07-13

Anion emission and anti-dust nose mask

#313
20060144403
2006-07-06

Facemask with filtering closure

#314
20060117729
2006-06-08

Microbicidal air filter

#315
20060089072
2006-04-27

Composite filtration media

#316
20060021302
2006-02-02

Anti-microbial air filter

#317
20050279696
2005-12-22

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

#318
20050279211
2005-12-22

Antimicrobial refrigerator air filter

#319
20050258093
2005-11-24

Antimicrobial activated carbon and method of making

#320
20050249917
2005-11-10

Adaptive membrane structure

#321
20050211635
2005-09-29

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

#322
20050079379
2005-04-14

Enhancement of barrier fabrics with breathable films and of face masks and filters with novel fluorochemical electret reinforcing treatment

#323
20050023223
2005-02-03

Composite filter and method and apparatus for producing high purity water using the composite filter

#324
20050011827
2005-01-20

Carbon or activated carbon nanofibers

#325
18744790
2025-12-23

Active force electric field anti-pathogenic fabric and methods of charging and deactivating pathogen particles

#326
17529997
2022-10-18

Antimicrobial metal nanoparticle mesh air filter

#327
17387509
2023-07-25

Corona disinfecting air filter systems

#328
17301954
2024-06-18

Active force electric field anti-pathogenic fabric and methods of charging and deactivating pathogen particles

#329
17229757
2026-06-02

Non-passive anti-viral and nanofilter based respirators

#330
17164735
2021-11-23

Polyurethane-based materials