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Legal status
Patent not validated
| (51) | INT.CL. | B01D 39/00 |
| (11) | Number of the document | 2566598 |
| (13) | Kind of document | T |
| (96) | European patent application number | 11777762.3 |
| Date of filing the European patent application | 2011-04-01 | |
| (97) | Date of publication of the European application | 2013-03-13 |
| (45) | Date of publication and mention of the grant of the patent | 2020-06-03 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/US2011/030966 |
| Date | 2011-04-01 |
| (87) | Number | WO 2011/139445 |
| Date | 2011-11-10 |
| (30) | Number | Date | Country code |
| 377797 P | 2010-08-27 | US | |
| 330819 P | 2010-05-03 | US |
| (72) |
MAKAROVA, Olga V., US
TANG, Cha-Mei, US
AMSTUTZ, Platte T, US
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| (73) |
Creatv Microtech, Inc.,
11609 Lake Potomac Drive, Potomac, MD 20854,
US
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| (54) | POLYMER MICROFILTERS |
| POLYMER MICROFILTERS |