EURASIAN PATENT REGISTER (INVENTIONS)

Eurasian Patent for Invention № 035356

BIBLIOGRAPHIC DATA

(11) Patent Number	035356
Date of Registration in the Register of Eurasian Patents	2020.05.29
(21) Application Number	201792061
(22) Filling Date	2016.04.13
(51) IPC	*C08L 33/06* (2006.01) *E21B 33/00* (2006.01) *E21B 43/00* (2006.01) *C09K 8/50* (2006.01) *C08F 220/06* (2006.01) *C08F 220/56* (2006.01) C08L 33/26 (2006.01)
(43)(13) Application Publication Date(s), Kind Code(s)	A1 2018.04.30 Issue No 04 title, specification
(45)(13) Patent Publication Date(s), Kind Code(s)	B1 2020.06.01 Issue No 06 title, specification
(31) Number(s) assigned to Priority Application(s)	102015000011666
(32) Date(s) of filing of Priority Application(s)	2015.04.13
(33) Priority Application Office	IT
(86) PCT Application Number	IB2016/052089
(87) PCT Publication Number	2016/166672 2016.10.20
(71) Applicant(s)	ЭНИ С.П.А. (IT)
(72) Inventor(s)	Дель Гаудио Лючилла, Лорефиче Роберто, Морбиделли Массимо Сильвио, Москателли Давиде (IT)
(73) Patent Owner(s)	ЭНИ С.П.А. (IT)
(54) Title	СПОСОБ ИНГИБИРОВАНИЯ ПРОНИКНОВЕНИЯ ВОДЫ В СКВАЖИНУ ДЛЯ ДОБЫЧИ УГЛЕВОДОРОДНОЙ ТЕКУЧЕЙ СРЕДЫ ИЗ ПОДЗЕМНОГО ПЛАСТА

REPRESENTATIVES

Patent Owner's Representative(s)	ПОЛИКАРПОВ Александр Викторович (RU),СОКОЛОВА Марина Владимировна (RU),ПУТИНЦЕВ Алексей Игоревич (RU),ЧЕРКАС Дмитрий Александрович (RU),ИГНАТЬЕВ Алексей Владимирович (RU),БИЛЫК Александр Владимирович (RU)
Correspondence Address	ЗАО "НЕВИНПАТ"пер. Пирогова, д. 7, г. Санкт-Петербург, Россия, 190000

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: 2021-11
Date: 2021.11.10

Code of state, where the patent has lapsed:
AM, AZ, BY, KG, TJ, TM
Lapse date: 2021.04.14.

VALIDITY IN CONTRACTING STATES AND THE REPUBLIC OF MOLDOVA

First annual fee payment due date

2021.04.13

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

Back	New search