| (11) | Number of the document | 4288 |
| (21) | Number of the application | a 2013 0017 |
| (22) | Filing date of the application | 2013.04.02 |
| | Date of filing the request for examination | (de fond) 02.04.2013 |
| (71) | Name(s) of applicant(s), code of the country | INSTITUTUL DE CHIMIE, MD; |
| (72) | Name(s) of inventor(s), code of the country | LUPASCU Tudor, MD; CIOBANU Mihail, MD; BOTAN Victor, MD; CATER Raisa, MD; |
| (73) | Name(s) of owner(s), code of the country | INSTITUTUL DE CHIMIE AL ACADEMIEI DE STIINTE A MOLDOVEI, MD; |
| (54) | Title of the invention | Process for groundwater treatment from hydrogen sulfide, iron (II) and manganese (II) ions |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | C02F 1/64 (2006.01); C02F 1/72 (2006.01); C02F 1/52 (2006.01); C02F 9/04 (2006.01); C02F 9/08 (2006.01); C02F 103/06 (2006.01); |
| (19) | Country | MD |
| (45) | Date of publication of patent granting decision: | 2014.06.30 |
| (47) | Date of issuance of patent | 2015.01.31 |
| | Substantive examiner(s) | BODRUG Viorica, LEVIŢCHI Svetlana |
| | Payment for maintenance up to the date | 2020.04.02 |
| | Date of patent termination | 2020.04.02 |
| | Date of publication of the termination of patent, with the right of restoration | 2020.10.31 |
| | Date of publication of the termination of patent, without the right of restoration | 2021.10.31 |