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Created with Raphaël 2.1.0 16.05.1997 Formal examination (assignment of filing date) 28.02.1998 Publication of the decision of grant (F1) 31.08.1998 Completion of the opposition filing period 31.01.1999 Issuance of patent (G2) 16.05.2001 Valid until 30.11.2002 Publication of the decision of forfeiture, the term of re-establishment has expired

Patent expired


(11)Number of the document923
(21)Number of the application97-0131
(22)Filing date of the application1997.05.16
 Date of filing the request for examination (pe raspunderea solicitantului) 16.07.1997
(71)Name(s) of applicant(s), code of the countryBOUNEGRU Tudor, MD; CONUNOV Tilea, MD; GUTANU Vasile, MD; BULIMAGA Constantin, MD;
(72)Name(s) of inventor(s), code of the countryBOUNEGRU Tudor, MD; CONUNOV Tilea, MD; GUTANU Vasile, MD; BULIMAGA Constantin, MD;
(73)Name(s) of owner(s), code of the countryBOUNEGRU Tudor, MD; CONUNOV Tilea, MD; GUTANU Vasile, MD; BULIMAGA Constantin, MD;
(54)Title of the inventionProcess for rendering harmless the wastes, obtained by the wines potasium hexacianoferrate(II) demetallisation
(13)Kind-of-document code
G2, BOPI 02/1999
F1, BOPI 02/1998
(51)International Patent Classification C12F 3/00 (2006.01);
(19)CountryMD
(45)Date of publication of patent granting decision:1998.02.28
(47)Date of issuance of patent1999.01.31
 Payment for maintenance up to the date2001.05.16
 Date of patent termination2001.05.16
 Date of publication of the termination of patent, with the right of restoration2002.04.30
 Date of publication of the termination of patent, without the right of restoration2002.11.30
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