EURASIAN PATENT REGISTER (INVENTIONS)

Eurasian Patent for Invention № 036562

BIBLIOGRAPHIC DATA

(11) Patent Number	036562
Date of Registration in the Register of Eurasian Patents	2020.11.20
(21) Application Number	201990471
(22) Filling Date	2017.08.22
(51) IPC	*C09K 8/508* (2006.01) *C09K 8/512* (2006.01) C09K 8/588 (2006.01)
(43)(13) Application Publication Date(s), Kind Code(s)	A1 2019.07.31 Issue No 07 title, specification
(45)(13) Patent Publication Date(s), Kind Code(s)	B1 2020.11.23 Issue No 11 title, specification
(31) Number(s) assigned to Priority Application(s)	102016000086697
(32) Date(s) of filing of Priority Application(s)	2016.08.23
(33) Priority Application Office	IT
(86) PCT Application Number	IB2017/055061
(87) PCT Publication Number	2018/037340 2018.03.01
(71) Applicant(s)	ЭНИ С.П.А. (IT)
(72) Inventor(s)	Дель Гаудио Лучилла, Москателли Давиде, Альбонико Паола (IT)
(73) Patent Owner(s)	ЭНИ С.П.А. (IT)
(54) Title	СПОСОБ ИНГИБИРОВАНИЯ ПРОНИКНОВЕНИЯ ВОДЫ В СКВАЖИНУ ДЛЯ ДОБЫЧИ НЕФТИ ИЗ ПОДЗЕМНОГО ПЛАСТА

REPRESENTATIVES

Patent Owner's Representative(s)	МЕДВЕДЕВ Валерий Николаевич (RU)
Correspondence Address	ООО "Юридическая фирма Городисский и Партнеры" ул. Большая Спасская, д. 25, стр. 3, г. Москва, Россия, 129090

INFORMATION ON LEGAL STATUS CHANGES

MM4A
Lapse of a Eurasian patent in a Contracting State due to non-payment within the time limit of renewal fees

Issue: 2022-03
Date: 2022.03.11

Code of state, where the patent has lapsed:
AM, AZ, BY, KG, TJ
Lapse date: 2021.08.23.

VALIDITY IN CONTRACTING STATES AND THE REPUBLIC OF MOLDOVA

First annual fee payment due date

2021.08.22

Validity of the patent in the territory of Contracting States and the Republic of Moldova

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