| (84) |
Designated Contracting States: |
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AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL
NO PL PT RO SE SI SK SM TR |
| (30) |
Priority: |
27.08.2009 US 237593 P
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| (43) |
Date of publication of application: |
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04.07.2012 Bulletin 2012/27 |
| (60) |
Divisional application: |
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19208378.0 |
| (73) |
Proprietors: |
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- Birla Carbon U.S.A., Inc.
Marietta, GA 30062 (US)
- ARLANXEO Deutschland GmbH
41540 Dormagen (DE)
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| (72) |
Inventors: |
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- HERD, Charles
Woodstock, 30188, Georgia (US)
- EDWARDS, Charles
Roswell, 30075, Georgia (US)
- CURTIS, John
Kennesaw, 30152 Georgia (US)
- CROSSLEY, Steve
Marietta, 30062, Georgia (US)
- SCHOMBERG, K., Cory
Magnolia TX 77354-4411 (US)
- GROSS, Thomas
42789 Wulfrath (DE)
- STEINHAUSER, Norbert
40789 Monheim (DE)
- KLOPPENBERG, Heike
40625 Düsseldorf (DE)
- HARDY, David
41541 Dormagen (NL)
- LUCASSEN, Alex
41540 Dormagen (DE)
|
| (74) |
Representative: Leißler-Gerstl, Gabriele |
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Hoefer & Partner
Patentanwälte mbB
Pilgersheimer Strasse 20 81543 München 81543 München (DE) |
| (56) |
References cited: :
EP-A1- 1 400 560 US-A- 5 248 722 US-A- 5 977 238 US-A- 6 071 995 US-A1- 2006 178 467 US-B2- 7 199 176
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DE-A1-102007 044 174 US-A- 5 248 722 US-A- 6 013 718 US-A1- 2003 144 401 US-B1- 6 503 311
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