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ERKRATH, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Reinforced, bendable filter element
Patent number
6,579,337
Issue date
Jun 17, 2003
MHB Filtration GmbH and Co. KG
Tanja Heilmann
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fresh air filter
Patent number
6,402,819
Issue date
Jun 11, 2002
MHB Filtration GmbH & Co. KG
Ernest De Ruiter
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Granular activated carbon from distillation residues
Patent number
6,300,276
Issue date
Oct 9, 2001
MHB Filtration GmbH and Co. KG
Ernest De Ruiter
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Filtering material and process for the production thereof, and adso...
Patent number
6,227,383
Issue date
May 8, 2001
MHB Filtration GmbH & Co., KG
Ernest De Ruiter
B32 - LAYERED PRODUCTS
Information
Patent Grant
Method of producing activated carbon particles from spent granular...
Patent number
6,184,177
Issue date
Feb 6, 2001
MHB Filtration GmbH and Co. KG
Hasso von Blücher
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing granulated activated carbon
Patent number
5,977,016
Issue date
Nov 2, 1999
MHB Filtration GmbH & Co. KG
Hasso Von Blucher
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
76302997 - DUOSORB
Serial number
76302997
Registration number
2665838
Filing date
Aug 21, 2001
MHB Filtration GmbH & Co. KG
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
76302998 - MONOSORB
Serial number
76302998
Registration number
3490854
Filing date
Aug 21, 2001
MHB Filtration GmbH & Co. KG
7 - Machines and machine tools