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Extract from the Register of European Patents

EP About this file: EP3897971

EP3897971 - LITHIUM EXTRACTION WITH CROWN ETHERS [Right-click to bookmark this link]
Status	The application is deemed to be withdrawn Status updated on 08.09.2023 Database last updated on 11.09.2024
Former	Request for examination was made Status updated on 24.09.2021
Former	The international publication has been made Status updated on 02.07.2020
Most recent event Tooltip	08.09.2023	Application deemed to be withdrawn	published on 11.10.2023 [2023/41]
Applicant(s)	For all designated states 6th Wave Innovations Corp. 907 Golden Eye Court Arnold, Maryland 21012 / US
	[2021/43]
Inventor(s)	01 / GLUCKMAN, Jonathan P. c/o 6th Wave Innovations Corp. 907 Golden Eye Court Arnold, Maryland 21012 / US
	02 / KRAFT, Garrett c/o 6th Wave Innovations Corp. 907 Golden Eye Court Arnold, Maryland 21012 / US
	03 / SOUTHARD, Glen c/o 6th Wave Innovations Corp. 907 Golden Eye Court Arnold, Maryland 21012 / US
	[2021/43]
Representative(s)	Cooley (UK) LLP 22 Bishopsgate London EC2N 4BQ / GB
	[2021/43]
Application number, filing date	19900275.9	17.12.2019
	[2021/43]
	WO2019US66985
Priority number, date	US201862780686P	17.12.2018 Original published format: US 201862780686 P
	[2021/43]
Filing language	EN
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO2020131964
	Date:	25.06.2020
	Language:	EN
	[2020/26]
	Type:	A1 Application with search report
	No.:	EP3897971
	Date:	27.10.2021
	Language:	EN
	The application published by WIPO in one of the EPO official languages on 25.06.2020 takes the place of the publication of the European patent application.
	[2021/43]
Search report(s)	International search report - published on:	US	25.06.2020
	(Supplementary) European search report - dispatched on:	EP	15.09.2022
Classification	IPC:	B01J20/26, C07D323/00, C07F9/655, B01J20/28, B01J20/32, C22B3/26, C22B26/12, B01D11/04, C22B3/24	[2022/42]
	CPC:	C07F9/65527 (EP,US); C07D323/00 (EP,US); B01D11/0492 (EP); B01J20/28057 (EP); B01J20/3204 (EP); B01J20/3255 (EP); (+) C22B26/12 (EP,US); C22B3/24 (EP); C22B3/304 (EP,US); Y02P10/20 (EP) (-)
	Former IPC [2021/43]	B01J20/26, C07D323/00
Designated contracting states	AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2021/43]
Title	German:	EXTRAKTION VON LITHIUM MIT KRONENETHERN	[2021/43]
	English:	LITHIUM EXTRACTION WITH CROWN ETHERS	[2021/43]
	French:	EXTRACTION DE LITHIUM AVEC DES ÉTHERS COURONNES	[2021/43]
Entry into regional phase	13.07.2021	National basic fee paid
	13.07.2021	Search fee paid
	13.07.2021	Designation fee(s) paid
	13.07.2021	Examination fee paid
Examination procedure	13.07.2021	Examination requested [2021/43]
	07.02.2022	Amendment by applicant (claims and/or description)
	18.04.2023	Application deemed to be withdrawn, date of legal effect [2023/41]
	12.05.2023	Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [2023/41]
Fees paid	Renewal fee
	10.11.2021	Renewal fee patent year 03
	14.11.2022	Renewal fee patent year 04
Opt-out from the exclusive Tooltip competence of the Unified Patent Court	See the Register of the Unified Patent Court for opt-out data
	Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:	Search	[X]JPS61260078 (NIPPON OILS & FATS CO LTD) [X] 1 * compound II page 568 *;
		[X]WO2009088281 (MIMOS BERHAD [MY], et al) [X] 1 * page 8 compound IV n=0 *;
		[XI] - TORREJOS REY ELISEO C ET AL, "Design of lithium selective crown ethers: Synthesis, extraction and theoretical binding studies", CHEMICAL ENGENEERING JOURNAL, ELSEVIER, AMSTERDAM, NL, (20170603), vol. 326, doi:10.1016/J.CEJ.2017.06.005, ISSN 1385-8947, pages 921 - 933, XP085129088 [X] 1,15-18 * compound 3a page 927 * [I] 1-18 DOI: http://dx.doi.org/10.1016/j.cej.2017.06.005
		[X] - GREENAWALT PETER J. ET AL, "Voltammetric Mechanism of Multiion Detection with Thin Ionophore-Based Polymeric Membrane", ANALYTICAL CHEMISTRY, US, (20160509), vol. 88, no. 11, doi:10.1021/acs.analchem.6b00397, ISSN 0003-2700, pages 5827 - 5834, XP055955661 [X] 1 * page 5828 compound 4 * DOI: http://dx.doi.org/10.1021/acs.analchem.6b00397
		[X] - KEIICHI KIMURA ET AL, "Novel Lithium-selective lonophores bearing an Easily Ionizable Moiety", JOURNAL OF THE CHEMICAL SOCIETY, CHEMICAL COMMUNICATIONS, GB, (19851002), vol. 10, ISSN 0022-4936, pages 669 - 670, XP055955695 [X] 1,15-18 * page 669 compound 1-4 *
		[X] - KITAZAWA S ET AL, "LIPOPHILIC CROWN-4 DERIVATIVES AS LITHIUM IONOPHORES", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, AMERICAN CHEMICAL SOCIETY, (19840101), vol. 106, doi:10.1021/JA00335A019, ISSN 0002-7863, page 6978, XP001002383 [X] 1,15-18 * compound 1b page 6978 * DOI: http://dx.doi.org/10.1021/ja00335a019
		[X] - KIMURA K ET AL, "SYNTHESIS AND SELECTIVITY FOR LITHIUM OF LIPOPHILIC 14-CROWN-4 DERIVATIVES BEARING BULKY SUBSTITUENTS OR AN ADDITIONAL BINDING SITE IN THE SIDE ARM", JOURNAL OF THE CHEMICAL SOCIETY , PERKIN TRANSACTIONS 2, CHEMICAL SOCIETY , LETCHWORTH, GB, (19860101), doi:10.1039/P29860001945, ISSN 1472-779X, pages 1945 - 1951, XP001002381 [X] 1,15-18 * page 1947 compounds 14-19 * DOI: http://dx.doi.org/10.1039/p29860001945
		[X] - KEIICHI KIMURA ET AL, "Ion selectivity of 14-crown-4 derivative possessing two potential anionic sites on extraction of alkali and alkaline-earth metal ions", BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, (19870730), vol. 60, no. 8, pages 3068 - 3070, XP055955708 [X] 1,15-18 * compound 7 page 3068 *
		[X] - KATAKY R ET AL, "Comparative study of mono-and di-substituted 14-crown-4 derivatives as lithium lonophores", JOURNAL OF THE CHEMICAL SOCIETY, PERKIN TRANSACTIONS, GB, (19900101), vol. 2, no. 2, ISSN 0300-9580, pages 321 - 327, XP055955734 [X] 1,15-18 * compounds 10-16 page 321 *
		[X] - RYUHEI WAKITA ET AL, "Synthesis of methyl-substituted lariat ethers containing a 13-crown-4 ring", JOURNAL OF HETEROCYCLIC CHEMISTRY, (19900701), vol. 27, no. 5, pages 1337 - 1339, XP055955746 [X] 1 * page 1337 compounds 2a-2c *
		[X] - TOBE YOSHITO ET AL, "Synthesis and lithium ion selectivity of 14-crown-4 derivatives having bulky subunits: cis and trans isomers of 2-phenylcyclohexano- 14-crown-4, 2,3-diphenylcyclohexano-14-crown-4 and 2,3-di-(1-adamantyl)-14-crown-4", J. CHEM. SOC. PERKIN TRANS, (19980302), no. 3, pages 485 - 494, XP055955768 [X] 1 * page 485 compounds 1,2a,2b *
	International search	[A]US4228253 (MARIE GILBERT) [A] 1* ; column 5, lines 15-20 *;
		[A]US2005288346 (CUBE ROWENA V [US], et al) [A] 63/61/59-60, 64/63/61/59-60, 65/61/59-60 * ; paragraph [0206] *;
		[Y]US7230123 (BARRE YVES [FR], et al) [Y] 75 * ; column 3, lines 25-40; column 14, lines 40-45 *;
		[YA]US2007244308 (MORIGUCHI TETSUJI [JP]) [Y] 61/59-60 * ; abstract; paragraphs [0067], [0075] * [A] 63/61/59-60, 64/63/61/59-60, 65/61/59-60;
		[A]US2009239829 (ROSSELLO ARMANDO [IT], et al) [A] 63/61/59-60, 64/63/61/59-60, 65/61/59-60 * ; paragraph [0301] *;
		[XYA]US2016280678 (CHUNG WOOK-JIN [KR], et al) [X] 1-2, 3/1-2, 33-34, 36/33-34, 59-60 * ; abstract, paragraph [0032] * [Y] 61/59-60, 75 [A] 63/61/59-60, 64/63/61/59-60, 65/61/59-60;
		[X]US2018159132 (GONSER ANDREAS [DE], et al) [X] 1-2, 4/1-2, 33, 35, 36/33, 33/35, 37 * ; paragraphs [0149]-[0150] *

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