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Extract from the Register of European Patents

EP About this file: EP0941212

EP0941212 - ENANTIOSELECTIVE CATALYTIC REDUCTION OF KETONES [Right-click to bookmark this link]
Status	No opposition filed within time limit Status updated on 25.01.2002 Database last updated on 17.09.2024
Most recent event Tooltip	01.08.2008	Change - applicant	published on 03.09.2008 [2008/36]
Applicant(s)	For all designated states Degussa GmbH Bennigsenplatz 1 40474 Düsseldorf / DE
	For all designated states Forschungszentrum Jülich GmbH 52425 Jülich / DE
	[N/P]
Former [2008/36]	For all designated states Degussa AG Bennigsenplatz 1 40474 Düsseldorf / DE
	For all designated states Forschungszentrum Jülich GmbH 52425 Jülich / DE
Former [2001/18]	For all designated states Degussa AG Bennigsenplatz 1 40474 Düsseldorf / DE
	For all designated states FORSCHUNGSZENTRUM JÜLICH GMBH Leo-Brandt-Strasse 52425 Jülich / DE
Former [1999/37]	For all designated states Degussa-Hüls Aktiengesellschaft 60287 Frankfurt am Main / DE
	For all designated states FORSCHUNGSZENTRUM JÜLICH GMBH Leo-Brandt-Strasse 52425 Jülich / DE
Inventor(s)	01 / GIFFELS, Guido Kirchstrasse 44 D-53757 St. Augustin-Menden / DE
	02 / FELDER, Marcel Buhlweg 2 D-5605 Dottikon / DE
	03 / KRAGL, Udo Artilleriestrasse 48 D-52428 Jülich / DE
	04 / WANDREY, Christian Wolfshovener Strasse 139 D-52428 Jülich / DE
	05 / DRAUZ, Karlheinz Zur Marienruhe 13 D-63579 Freigericht / DE
	06 / BOMMARIUS, Andreas Waidmannstrasse 7-9 D-60596 Frankfurt / DE
	07 / BOLM, Carsten Nizzaallee 44 D-52072 Aachen / DE
	08 / DERRIEN, Nadine Flat 2,17 Norwich Road Liverpool L15 9HL / GB
	[1999/37]
Application number, filing date	97952786.8	20.11.1997
	[1999/37]
	WO1997EP06479
Priority number, date	DE1996147892	20.11.1996 Original published format: DE 19647892
	[1999/37]
Filing language	DE
Procedural language	DE
Publication	Type:	A1 Application with search report
	No.:	WO9822415
	Date:	28.05.1998
	Language:	DE
	[1998/21]
	Type:	A1 Application with search report
	No.:	EP0941212
	Date:	15.09.1999
	Language:	DE
	The application published by WIPO in one of the EPO official languages on 28.05.1998 takes the place of the publication of the European patent application.
	[1999/37]
	Type:	B1 Patent specification
	No.:	EP0941212
	Date:	21.03.2001
	Language:	DE
	[2001/12]
Search report(s)	International search report - published on:	EP	28.05.1998
Classification	IPC:	C07C29/143, C07C33/20	[1999/37]
	CPC:	C07C29/143 (EP,US); C07B2200/07 (EP,US)
	C-Set:	C07C29/143, C07C33/22 (EP,US)
Designated contracting states	AT, CH, DE, FR, GB, LI, NL [1999/37]
Title	German:	VERFAHREN ZUR KATALYTISCHEN, ENANTIOSELEKTIVEN REDUKTION VON KETONEN	[1999/37]
	English:	ENANTIOSELECTIVE CATALYTIC REDUCTION OF KETONES	[1999/37]
	French:	REDUCTION CATALYTIQUE ENANTIOSELECTIVE DE KETONES	[1999/37]
Entry into regional phase	23.04.1999	National basic fee paid
	23.04.1999	Designation fee(s) paid
	23.04.1999	Examination fee paid
Examination procedure	03.06.1998	Request for preliminary examination filed International Preliminary Examining Authority: EP
	23.04.1999	Examination requested [1999/37]
	29.08.2000	Despatch of communication of intention to grant (Approval: Yes)
	29.09.2000	Communication of intention to grant the patent
	08.11.2000	Fee for grant paid
	08.11.2000	Fee for publishing/printing paid
Opposition(s)	22.12.2001	No opposition filed within time limit [2002/11]
Fees paid	Renewal fee
	12.10.1999	Renewal fee patent year 03
	13.10.2000	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.
Cited in	International search	[DA] - FRANOT C ET AL, "A Polymer-Bound Oxazaborolidine Catalyst: Enantioselective Borane Reductions of Ketones", TETRAHEDRON: ASYMMETRY, (199511), vol. 11, no. 6, page 2755-2766, XP004047982 [DA] 1 DOI: http://dx.doi.org/10.1016/0957-4166(95)00365-V
		[PX] - FELDER M ET AL, "A polymer-enlarged homogeneously soluble oxazaborolidine catalyst for the asymmetric reduction of ketones by borane", TETRAHEDRON: ASYMMETRY, (19970627), vol. 12, no. 8, page 1975-1977, XP004081466 [PX] 1-7 * the whole document * DOI: http://dx.doi.org/10.1016/S0957-4166(97)00192-4

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