For comments, suggestions
Created with Raphaël 2.1.0 21.02.1996 Formal examination (assignment of filing date) 31.10.1996 Publication of the decision of grant (F1) 30.04.1997 Completion of the opposition filing period 31.05.1997 Issuance of patent (G2) 21.02.1999 Valid until 31.12.2000 Publication of the decision of forfeiture, the term of re-establishment has expired

Patent expired


(11)Number of the document488
(21)Number of the application96-0033
(22)Filing date of the application1996.02.21
 Date of filing the request for examination (pe raspunderea solicitantului) 21.02.1996
(71)Name(s) of applicant(s), code of the countryUNIVERSITATEA DE STAT DIN MOLDOVA, MD;
(72)Name(s) of inventor(s), code of the countryCOVALIOVA Olga, MD; COVALIOV Victor, MD; PELIPEŢCAIA Carolina, MD; IVANOV Mihail, RU;
(73)Name(s) of owner(s), code of the countryUNIVERSITATEA DE STAT DIN MOLDOVA, MD;
(54)Title of the inventionProcess of extraction of heavy metals from the drainage water precipitations
(13)Kind-of-document code
G2, BOPI 06/1997
F1, BOPI 10/1996
(51)International Patent Classification C02F 11/14 (2006.01);
(19)CountryMD
(45)Date of publication of patent granting decision:1996.10.31
(47)Date of issuance of patent1997.05.31
 Payment for maintenance up to the date1999.02.21
 Date of patent termination1999.02.21
 Date of publication of the termination of patent, with the right of restoration2000.03.31
 Date of publication of the termination of patent, without the right of restoration2000.12.31
Up
/inventions/details/96-0033