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Profile: MESALCHIN Alexei (Update: 01.11.2019)

Date cumulate

Cumulated data
Total of filed applications, of which for: 5

Patents

4

Short-term patents

1

Utility models

0
Titles of protection granted/issued, of which:

patents (BI)

4/4

short term patents (BISD)

1/1

utitity models (MU)

0/0
Total of valid titles of protection 0 (BI:0 BISD:0 MU:0)
Invalid patents with the right of revalidation 0
Total titles of protection being valid more than 5 years 0
Average life of patent (years) 5.2
BI: 5.3
BISD: 5.0


AnulBrevete de invenţieTotal
200622
200822
201001




AnulBrevete de invenţieBrevete de invenţie de scurtă duratăModele de utilitate
2007200
2009200
2011010








Top IPC subclasses

Top IPC subclasses
Nr.SubclasăTotalDescrierea
1 C07D 4 Heterocyclic compounds
2 G02B 3 optical elements, systems, or apparatus
3 G03G 3 Electrography; electrophotography; magnetography
4 C08F 3 macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
5 C08L 2 Compositions of macromolecular compounds
6 C30B 2 single-crystal growthunidirectional solidification of eutectic material or unidirectional demixing o
7 C08G 2 macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsatu
8 G03C 2 photosensitive materials for photographic purposesphotographic processes, e.g. cine, x-ray, colour,
9 C07C 1 Acyclic or carbocyclic compounds
10 C01B 1 non-metallic elementscompounds thereof
11 C08C 1 treatment or chemical modification of rubbers
12 A61K 1 Preparations for medical, dental, or toilet purposes
13 C01G 1 Compounds containing metals not covered by subclasses C01D or C01F
14 A61P 1 Specific therapeutic activity of chemical compounds or medicinal preparations


Top IPC subgroups

Top IPC subgroups
Nr.SubgrupăTotal
1 C30B 31/04 2
2 G02B 5/32 2
3 G03G 5/087 2
4 A61K 31/404 1
5 A61P 9/12 1
6 C01B 19/04 1
7 C01G 28/00 1
8 C07C 19/07 1
9 C07D 209/42 1
10 C07D 209/82 1
11 C07D 209/04 1
12 C07D 209/08 1
13 C08C 23/04 1
14 C08F 210/14 1
15 C08F 226/10 1
16 C08F 226/12 1
17 C08G 65/26 1
18 C08G 75/12 1
19 C08L 29/04 1
20 C08L 39/06 1


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 ROBU Ştefan 4
2 ANDRIEŞ Andrei 4
3 VERLAN Victor 2
4 BIVOL Valeriu 2
5 TRIDUH Ghenadii 2
6 PRISACAR Alexandru 2
7 BUZURNIUC Svetlana 2
8 MACAEV Fliur 1
9 MITCOV Dmitri 1
10 VLAD Liudmila 1


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



Top patents cited by person

Top patents cited by person
Nr.ŢaraNumărTotal
1 SU 729544 2
2 MD 2316 1


Top patents cited by examiners(in Search Reports)

Top patents cited by examiners(in Search Reports)
Nr.NumărTotal
1 3327 9
2 3174 4
3 3895 2
4 352 1


The most cited person patents(in Description)

The most cited person patents(in Description)
Nr.ŢaraNumărTotalAutocitări
1 MD 3174 1 0
2 MD 3327 1 0


The most longeval person patents

The most longeval person patents
Nr.Număr brevetSolicitantInventatorTitularTitluValabil pînă laValabil (ani)
1 3729 INSTITUTUL DE CHIMIE AL ACADEMIEI DE ŞTIINŢE A MOLDOVEI, MD; ŞEPELI Felix, MD; MACAEV Fliur, MD; ŞEPELI Diana, MD; MEŞALCHIN Alexei, MD; INSTITUTUL DE CHIMIE AL ACADEMIEI DE ŞTIINŢE A MOLDOVEI, MD; Procedeu de obţinere a etil-5-hidroxi-1,2-dimetil-1H-3-indolcarboxilatului 28.02.2014 6


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