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HEIDELBERGER ZEMENT AG
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69 HEIDELBERG, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Quick-setting, hydraulic binding agent
Patent number
6,238,474
Issue date
May 29, 2001
Heidelberger Zement AG
Joachim Unsin
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for the recycling of residues for the production of portlan...
Patent number
6,146,133
Issue date
Nov 14, 2000
Heidelberger Zement AG
Helmut S. Erhard
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for dry desulfurizing flue gases
Patent number
5,667,582
Issue date
Sep 16, 1997
Heidelberger Zement Aktiengesellschaft
Jochen Ziegler
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Quick-hardening hydraulic bonding agent
Patent number
5,667,581
Issue date
Sep 16, 1997
Heidelberger Zement AG
Joachim Unsin
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Cyclone heat exchanger
Patent number
5,566,467
Issue date
Oct 22, 1996
Heidelberger Zement Aktiengesellschaft
Stefan Hofbauer
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Silo for bulk goods
Patent number
4,899,915
Issue date
Feb 13, 1990
Heidelberger Zement AG
Fritz Toepel
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Tension chord made of hydraulically setting masses
Patent number
4,810,552
Issue date
Mar 7, 1989
Heidelberger Zement AG
Adolf Meyer
E04 - BUILDING
Information
Patent Grant
Device and process for continuous supply of hydraulically setting c...
Patent number
4,778,276
Issue date
Oct 18, 1988
Heidelberger Zement Aktiengesellschaft
Adolf Meyer
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Process and apparatus for the manufacture of tubular hollow bodies...
Patent number
4,657,623
Issue date
Apr 14, 1987
Heidelberger Zement AG
Ludwig Wesch
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for the continuous production of plates of fibre reinforced...
Patent number
4,655,982
Issue date
Apr 7, 1987
Heidelberger Zement AG
Adolf Meyer
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Apparatus for preparing an annular body of a hydraulically setting...
Patent number
4,632,720
Issue date
Dec 30, 1986
Heidelberger Zement AG
Adolf Meyer
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Method for preparing an annular body of a hydraulically setting mass
Patent number
4,472,335
Issue date
Sep 18, 1984
Heidelberger Zement AG
Adolf Meyer
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Fast-hardening hydraulic cement mass and surfacing method using the...
Patent number
4,312,904
Issue date
Jan 26, 1982
Heidelberger Zement AG
Adolf Meyer
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Multi-layer board
Patent number
4,292,364
Issue date
Sep 29, 1981
Heidelberger Zement Aktiengesellschaft
Ludwig Wesch
B32 - LAYERED PRODUCTS
Information
Patent Grant
Method of combining in-the-mill drying and firing of coal with enha...
Patent number
4,280,418
Issue date
Jul 28, 1981
Heidelberger Zement Aktiengesellschaft
Helmut Erhard
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
76430667 - ADDIMENT
Serial number
76430667
Registration number
2907554
Filing date
Jul 12, 2002
Heidelberger Zement Aktiengesellschaft
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
76241624 - FOR BETTER BUILDING
Serial number
76241624
Registration number
2875750
Filing date
Apr 16, 2001
Heidelberger Zement AG
19 - Building materials (non-metallic)
Information
Trademark
76231859 - HEIDELBERGER ZEMENT
Serial number
76231859
Registration number
2715045
Filing date
Mar 28, 2001
HEIDELBERGER ZEMENT AG
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
76232272
Serial number
76232272
Filing date
Mar 28, 2001
HEIDELBERGER ZEMENT AG
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
76216378 - FOR BETTER BUILDING
Serial number
76216378
Registration number
2837642
Filing date
Feb 26, 2001
Heidelberger Zement AG
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74082546 - DEPOCRETE
Serial number
74082546
Registration number
1673935
Filing date
Jul 27, 1990
Heidelberger Zement Aktiengesellschaft
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74031544 - SAECULIT
Serial number
74031544
Filing date
Feb 22, 1990
Heidelberger Zement Aktiengesellschaft
19 - Building materials (non-metallic)
Information
Trademark
73642979 - ADDIFLOOR
Serial number
73642979
Registration number
1484273
Filing date
Feb 5, 1987
HEIDELBERGER ZEMENT AG
19 - Building materials (non-metallic)
Information
Trademark
73567550 - ADDIMENT
Serial number
73567550
Filing date
Nov 8, 1985
Heidelberger Zement Aktiengesellschaft
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
73556423 - SEALCRETE
Serial number
73556423
Filing date
Sep 3, 1985
HEIDELBERGER ZEMENT AG
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
73300361 - ADDIMENT
Serial number
73300361
Registration number
1223746
Filing date
Mar 9, 1981
Heidelberger Zement Aktiengesellschaft
42 - Scientific and technological services and research and design relating thereto