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Teisinis statusas
Patentas neįsigaliojo (pagal EPK)
| (51) | INT.CL. | C07G 1/00 | |
| C08L 97/02 | |||
| D21C 11/00 |
| (11) | Patento numeris | 3166954 |
| (13) | Dokumento rūšis | T |
| (96) | Europos patento paraiškos numeris | 15819321.9 |
| Europos patento paraiškos padavimo data | 2015-07-07 | |
| (97) | Europos patento paraiškos paskelbimo data | 2017-05-17 |
| (45) | Paskelbimo apie Europos patento išdavimą data | 2019-03-27 |
| (46) | Apibrėžties vertimo paskelbimo data |
| (86) | Numeris | PCT/US2015/039438 |
| Data | 2015-07-07 |
| (87) | Numeris | WO 2016/007550 |
| Data | 2016-01-14 |
| (30) | Numeris | Data | Šalis |
| 201462022644 P | 2014-07-09 | US |
| (72) |
JANSEN, Robert, US
LAWSON, James Alan, US
LAPIDOT, Noa, IL
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| (73) |
Virdia, Inc.,
1319 Highway 182, Raceland, LA 70394,
US
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| (54) | METHODS FOR SEPARATING AND REFINING LIGNIN FROM BLACK LIQUOR AND COMPOSITIONS THEREOF |
| METHODS FOR SEPARATING AND REFINING LIGNIN FROM BLACK LIQUOR AND COMPOSITIONS THEREOF |