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C.D. WÄLZHOLZ GMBH
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58093 HAGEN, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method and device for the continuous creation of a bainite structur...
Patent number
8,652,396
Issue date
Feb 18, 2014
C.D. Wälzholz GmbH
Werner Kaiser
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for the continuous creation of a bainite structur...
Patent number
7,972,452
Issue date
Jul 5, 2011
C.D. Wälzholz GmbH
Werner Kaiser
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
79166396 - TWIPWAEL
Serial number
79166396
Registration number
4890990
Filing date
Dec 23, 2014
C.D. Wälzholz GmbH
6 - Common metals and their alloys
Information
Trademark
79157964 - WAELZHOLZ
Serial number
79157964
Registration number
4766622
Filing date
Jul 23, 2014
C.D. Wälzholz GmbH
6 - Common metals and their alloys
Information
Trademark
79161565 - C.D. WAELZHOLZ
Serial number
79161565
Registration number
4797481
Filing date
Jul 23, 2014
C.D. Wälzholz GmbH
6 - Common metals and their alloys
Information
Trademark
79145364 - C.D. WÄLZHOLZ
Serial number
79145364
Registration number
4686425
Filing date
Jan 20, 2014
C.D. Wälzholz GmbH
6 - Common metals and their alloys
Information
Trademark
79146150 - WÄLZHOLZ
Serial number
79146150
Registration number
4697709
Filing date
Jan 20, 2014
C.D. Wälzholz GmbH
6 - Common metals and their alloys