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RWE-DEA AKTIENGESELLSCHAFT FUR MINERALOEL UND CHEMIE
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D-22297 HAMBURG, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Aluminum acetoacetate compounds, the production and use thereof as...
Patent number
6,887,398
Issue date
May 3, 2005
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Peter Finmans
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Single-stage method for producing α-hydroxy ethers by oxidiz...
Patent number
6,380,439
Issue date
Apr 30, 2002
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Mark Rüsch gen. Klaas
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing hydrotalcites by hydrolyzing metal alcoholates
Patent number
6,180,764
Issue date
Jan 30, 2001
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Klaus Noweck
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method of chemically reacting substances in a reaction column
Patent number
6,069,261
Issue date
May 30, 2000
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Ulrich Hoffmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing water-dispersible alumina hydrates having a n...
Patent number
6,030,599
Issue date
Feb 29, 2000
Rwe-Dea Aktiengesellschaft fur Mineraloel und Chemie
Klaus Noweck
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Aluminosilicate carrier for metathesis catalysts
Patent number
5,883,272
Issue date
Mar 16, 1999
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Klaus Noweck
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the continuous production of monocarboxylic acids
Patent number
5,859,269
Issue date
Jan 12, 1999
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Albert Thomas Herrmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production of primary guerbet amines
Patent number
5,808,158
Issue date
Sep 15, 1998
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Martin Conrads
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Homogeneous electroviscous fluids using aluminum compounds
Patent number
5,800,731
Issue date
Sep 1, 1998
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Dietrich Pirck
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for producing urea-modified, highly reactive phenolic resin...
Patent number
5,681,916
Issue date
Oct 28, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Adolf Buschfeld
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Non-polluting shock absorber and level controller fluids
Patent number
5,474,714
Issue date
Dec 12, 1995
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
Dietrich Pirck
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for producing modified phenolic resin bonding agents and us...
Patent number
5,011,886
Issue date
Apr 30, 1991
Rwe-Dea Aktiengesellschaft fur Mineraloel und Chemie
Adolf Buschfeld
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
76047763
Serial number
76047763
Registration number
2539467
Filing date
May 12, 2000
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75672311 - MARLOQUEST
Serial number
75672311
Registration number
2534534
Filing date
Mar 31, 1999
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75626841 - ALNALAT
Serial number
75626841
Filing date
Jan 25, 1999
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75326844 - EMULDAC AS
Serial number
75326844
Registration number
2396693
Filing date
Jul 18, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75326840 - ANFODAC
Serial number
75326840
Registration number
2233498
Filing date
Jul 18, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75326841 - BIODAC
Serial number
75326841
Filing date
Jul 18, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75326843 - DACPON
Serial number
75326843
Registration number
2236497
Filing date
Jul 18, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75326845 - LORODAC
Serial number
75326845
Registration number
2233499
Filing date
Jul 18, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75326846 - NONFIX
Serial number
75326846
Registration number
2233500
Filing date
Jul 18, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75326848 - POLIDAC
Serial number
75326848
Registration number
2205266
Filing date
Jul 18, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75326847 - SOLFODAC
Serial number
75326847
Registration number
2233501
Filing date
Jul 18, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75326842 - DACLOR
Serial number
75326842
Registration number
2231570
Filing date
Jul 18, 1997
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74324659 - ISOCARB
Serial number
74324659
Registration number
1853393
Filing date
Oct 22, 1992
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74313908
Serial number
74313908
Registration number
1810341
Filing date
Sep 15, 1992
RWE-DEA Aktiengesellschaft fur Mineraloelund Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74313917
Serial number
74313917
Filing date
Sep 15, 1992
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
4 - Industrial oils and greases
Information
Trademark
74072468 - DEA
Serial number
74072468
Registration number
1872119
Filing date
Jun 25, 1990
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74072704
Serial number
74072704
Registration number
1693843
Filing date
Jun 25, 1990
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74801690
Serial number
74801690
Registration number
1838343
Filing date
Jun 25, 1990
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
4 - Industrial oils and greases
Information
Trademark
74072705 - DEA
Serial number
74072705
Registration number
1872120
Filing date
Jun 25, 1990
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74072706
Serial number
74072706
Registration number
1865490
Filing date
Jun 25, 1990
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74801688 - DEA
Serial number
74801688
Registration number
1906266
Filing date
Jun 25, 1990
RWE-DEA Aktiengesellschaft fur Mineraloel und Chemie
4 - Industrial oils and greases