| (84) |
Designated Contracting States: |
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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: |
03.03.2009 US 156962 P 02.03.2010 US 715911
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| (43) |
Date of publication of application: |
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11.01.2012 Bulletin 2012/02 |
| (73) |
Proprietor: Ecolab USA Inc. |
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St. Paul, MN 55102-1390 (US) |
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| (72) |
Inventors: |
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- CARROLL, Ryan S.
Blaine
Minnesota 55014 (US)
- CARBONE II, Henry L.
St. Paul
Minnesota 55117 (US)
- WENSMAN, Charles E.
Minneapolis
Minnesota 55406 (US)
- WHITE, Bruce W.
Hugo
Minnesota 55038 (US)
- MOREY, John D.
St. Paul
Minnesota 55108 (US)
|
| (74) |
Representative: Michalski Hüttermann & Partner
Patentanwälte mbB |
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Speditionstraße 21 40221 Düsseldorf 40221 Düsseldorf (DE) |
| (56) |
References cited: :
WO-A1-91/07907 US-A- 3 595 438 US-A- 5 100 032 US-A- 5 928 608 US-A1- 2005 244 315 US-B2- 7 300 196
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DE-A1- 4 336 339 US-A- 4 964 185 US-A- 5 342 587 US-A- 6 143 257 US-A1- 2007 170 102
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