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Profile: DUCA Gheorghe (Update: 01.12.2024)

Date cumulate

Cumulated data
Total of filed applications, of which for: 162

Patents

151

Short-term patents

10

Utility models

1
Titles of protection granted/issued, of which:

patents (BI)

136/133

short term patents (BISD)

10/10

utitity models (MU)

1/1
2
Applications in which inventor is applicant 2
Total of valid titles of protection 3 (BI:3 BISD:0 MU:0)
Invalid patents with the right of revalidation 0
Total titles of protection being valid more than 5 years 2
Average life of patent (years) 4.5
BI: 4.5
MU: 5.0
BISD: 4.9


AnulBrevete de invenţieTotal
199411
199588
199688
199777
199855
199999
200077
200166
20021212
200377
200499
200555
200666
20071415
20081113
200912
201016
201199
201234
201344
201411
201545
201644
201822
201944
202022
202211




AnulBrevete de invenţieBrevete de invenţie de scurtă duratăModele de utilitate
1995100
1996200
1997900
1998500
1999400
2000500
2001900
20021100
2003300
2004900
2005900
2006700
2007700
2008901
20091400
2010630
2011040
2012310
2013500
2014100
2015110
2016410
2017100
2018300
2019200
2021100
2022200








Top IPC subclasses

Top IPC subclasses
Nr.SubclasăTotalDescrierea
1 C02F 141 Treatment of water, waste water, sewage, or sludge
2 B01D 44 Separation
3 B01J 41 Chemical or physical processes, e.g. catalysis, colloid chemistry; their relevant apparatus
4 C07C 35 Acyclic or carbocyclic compounds
5 A61K 35 Preparations for medical, dental, or toilet purposes
6 A01N 26 Preservation of bodies of humans or animals or plants or parts thereof; biocides, e.g. as disinfectants, as pesticides or as herbicides; pest repellants or attractants; plant growth regulators
7 C25B 23 Electrolytic or electrophoretic processes for the production of compounds or non- metals; apparatus therefor
8 C07D 18 Heterocyclic compounds
9 A61P 17 Specific therapeutic activity of chemical compounds or medicinal preparations
10 C01B 15 non-metallic elementscompounds thereof
11 G01N 15 Investigating or analysing materials by determining their chemical or physical properties
12 A62D 13 chemical means for extinguishing firesprocesses for making harmful chemical substances harmless, or
13 C10N 12 indexing scheme associated with subclass
14 C01G 11 Compounds containing metals not covered by subclasses C01D or C01F
15 B09B 10 disposal of solid waste
16 C10M 9 lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a l
17 C12F 8 recovery of by-products of fermented solutionsdenaturing of, or denatured, alcohol
18 A01P 8 Biocidal, pest repellant, pest attractant or plant growth regulatory activity of chemical compounds or preparations
19 C01C 7 ammoniacyanogencompounds thereof
20 B01F 7 mixing, e.g. dissolving, emulsifying, dispersing


Top IPC subgroups

Top IPC subgroups
Nr.SubgrupăTotal
1 C02F 1/32 15
2 C02F 101/30 11
3 B09B 3/00 10
4 C02F 1/48 10
5 C02F 11/04 10
6 C02F 1/46 8
7 C02F 3/28 8
8 C02F 103/32 8
9 C01C 3/12 6
10 A01N 59/16 5
11 A01P 3/00 5
12 A61P 31/06 5
13 A01N 59/20 4
14 A62D 3/30 4
15 B01J 21/06 4
16 C10M 125/04 4
17 C01G 23/047 4
18 C02F 1/461 4
19 C02F 1/463 4
20 C12F 3/00 4


Cooperarea


Top-10 Inventors/Co-inventors (in the case of inventor profile)

Top-10 Inventors/Co-inventors (in the case of inventor profile)
Nr.NumeTotal
1 COVALIOV Victor 102
2 COVALIOVA Olga 97
3 UNGUREANU Dumitru 26
4 NENNO Vladimir 19
5 CRĂCIUN Alexandru 18
6 GĂINĂ Boris 15
7 MEREUŢĂ Aliona 12
8 MACAEV Fliur 11
9 GONŢA Maria 11
10 SAJIN Tudor 11


Top-10 foreign co-inventors

Top-10 foreign co-inventors
Nr.ŢaraNumeTotal
1 RU IVANOV Mihail 4
2 JO SALEH Riad 3
3 RO CREŢESCU Igor 3
4 FR MAILHOT Jilles 3
5 UA GONCEARUC Vladislav 2
6 RO GABA Aurel 2
7 RO MACOVEANU Matei 2
8 RO ONISCU Corneliu 2
9 FR BOLT Michele 2
10 US MALINA Josef 2


Top patents cited by person

Top patents cited by person
Nr.ŢaraNumărTotal
1 MD 923 4
2 CA 1168248 3
3 RU 2055269 3
4 MD 1010 2
5 MD 1810 2
6 MD 2382 2
7 MD 2795 2
8 MD 1416 2
9 MD 1747 2
10 MD 2867 2


Top patents cited by examiners(in Search Reports)

Top patents cited by examiners(in Search Reports)
Nr.NumărTotal
1 163 9
2 588 8
3 3149 8
4 4189 7
5 3488 6
6 67 5
7 41 5
8 67 5
9 841 5
10 597 5


The most cited person patents(in Description)

The most cited person patents(in Description)
Nr.ŢaraNumărTotalAutocitări
1 MD 1758 5 0
2 MD 1622 4 1
3 MD 2795 4 2
4 MD 1010 3 2
5 MD 2757 3 1
6 MD 2867 3 2
7 MD 1618 3 1
8 MD 806 2 0
9 MD 456 2 0
10 MD 588 2 1


The most longeval person patents

The most longeval person patents
Nr.Număr brevetSolicitantInventatorTitularTitluValabil pînă laValabil (ani)
1 3979 INSTITUTUL DE CHIMIE, MD; LUPAŞCU Tudor, MD; DUCA Gheorghe, MD; LUPAŞCU Lucian, MD; GIURGINCA Maria, RO; MEGHEA Aurelia, RO; INSTITUTUL DE CHIMIE AL ACADEMIEI DE ŞTIINŢE A MOLDOVEI, MD; Compus cu proprietăţi antioxidante 30.09.2018 10
2 1010 TARAN Nicolae, MD; DUCA Gheorghe, MD; GONŢA Maria, MD; URÂTU Dionis, MD; ACHIMOVA Elena, MD; TARAN Nicolae, MD; DUCA Gheorghe, MD; GONŢA Maria, MD; URÂTU Dionis, MD; ACHIMOVA Elena, MD; TARAN Nicolae, MD; DUCA Gheorghe, MD; GONŢA Maria, MD; URÂTU Dionis, MD; ACHIMOVA Elena, MD; Procedeu pentru demetalizarea băuturilor alcoolice şi a sucurilor    01.12.2005 8
3 4009 INSTITUTUL DE CHIMIE, MD; MACAEV Fliur, MD; STÂNGACI Eugenia, MD; DUCA Daniela, MD; DUCA Gheorghe, MD; INSTITUTUL DE CHIMIE AL ACADEMIEI DE ŞTIINŢE A MOLDOVEI, MD; Utilizarea 1-metil-4-(N-metilaminobutil-4)-β-carbolinei  în calitate de remediu antituberculos 15.07.2016 8
4 3347 INSTITUTUL DE TEHNICĂ AGRICOLĂ "MECAGRO", MD; HĂBĂŞESCU Ion, MD; DUCA Gheorghe, MD; CEREMPEI Valerian, MD; SÎSOEVA Lilea, MD; MOLOTCOV Iurii, MD; RUSCHIH Denis, MD; INSTITUTUL DE TEHNICĂ AGRICOLĂ "MECAGRO", MD; Procedeu de obţinere a esterilor metilici din ulei de rapiţă 26.12.2013 7
5 4146 INSTITUTUL DE CHIMIE, MD; MACAEV Fliur, MD; ŞEPELI Felix, MD; ŞEPELI Diana, MD; ZVEAGHINŢEVA Marina, MD; ŞEPELI Oxana, MD; SUCMAN Natalia, MD; BOLDESCU Veaceslav, MD; DUCA Gheorghe, MD; INSTITUTUL DE CHIMIE AL ACADEMIEI DE ŞTIINŢE A MOLDOVEI, MD; Procedeu de obţinere a brevicolinei-bază din  Carex brevicollis D. C. 04.02.2018 7
6 2147 UNIVERSITATEA DE STAT DIN MOLDOVA, MD; DUCA Gheorghe, MD; GONŢA Maria, MD; TARAN Nicolae, MD; MEREUŢĂ Aliona, MD; IAMBARŢEV Viorica, MD; UNIVERSITATEA DE STAT DIN MOLDOVA, MD; Procedeu de obţinere a dihidroxifumaratului acid de sodiu 15.03.2008 6
7 4283 INSTITUŢIA PUBLICĂ UNIVERSITATEA DE STAT DIN MOLDOVA, MD; COVALIOV Victor, MD; GĂINĂ Boris, MD; COVALIOVA Olga, MD; DUCA Gheorghe, MD; STIŢIUC Mihail, MD; NENNO Vladimir, MD; STURZA Rodica, MD; UNIVERSITATEA DE STAT DIN MOLDOVA, MD; Procedeu de tratare a distilatului alcoolic şi dispozitiv de realizare a acestuia 06.01.2018 6
8 4217 INSTITUŢIA PUBLICĂ UNIVERSITATEA DE STAT DIN MOLDOVA, MD; COVALIOV Victor, MD; BOBEICĂ Valentin, MD; COVALIOVA Olga, MD; NENNO Vladimir, MD; UNGUREANU Dumitru, MD; DUCA Gheorghe, MD; UNIVERSITATEA DE STAT DIN MOLDOVA, MD; Procedeu de obţinere anaerobă a biohidrogenului din deşeuri organice 23.01.2018 6
9 4209 INSTITUTUL DE CHIMIE, MD; KULCIŢKI Veaceslav, MD; DUCA Gheorghe, MD; UNGUR Nicon, MD; SÎRBU Tatiana, MD; COLŢA Mihai, MD; GOLOSOV Irina, MD; INSTITUTUL DE CHIMIE AL ACADEMIEI DE ŞTIINŢE A MOLDOVEI, MD; Procedeu de obţinere a sclareoloxidului 30.03.2018 6
10 51 INSTITUŢIA PUBLICĂ INSTITUTUL ŞTIINŢIFICO-PRACTIC DE HORTICULTURĂ ŞI TEHNOLOGII ALIMENTARE, MD; IORGA Eugen, MD; DUCA Gheorghe, MD; VERBANOV Vladimir, MD; SOBOLEVA Inesa, MD; NOJAC Elena, MD; CRUCIRESCU Diana, MD; INSTITUŢIA PUBLICĂ "INSTITUTUL ŞTIINŢIFICO-PRACTIC DE HORTICULTURĂ ŞI TEHNOLOGII ALIMENTARE", MD; Procedeu de prelucrare a seminţelor de struguri 25.03.2015 6


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