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Extract from the Register of European Patents

EP About this file: EP0789669

EP0789669 - BLENDS OF HYDROXAMATED POLYMER EMULSIONS WITH POLYACRYLATE EMULSIONS [Right-click to bookmark this link]
Status	No opposition filed within time limit Status updated on 26.05.2000 Database last updated on 03.10.2024
Most recent event Tooltip	15.06.2007	Lapse of the patent in a contracting state New state(s): LU	published on 18.07.2007 [2007/29]
Applicant(s)	For all designated states CYTEC TECHNOLOGY CORP. 1105 North Market Street, Suite 1300 Wilmington Delaware 19801 / US
	[N/P]
Former [1997/34]	For all designated states CYTEC TECHNOLOGY CORP. 1105 North Market Street, Suite 1300 Wilmington, Delaware 19801 / US
Inventor(s)	01 / LEWELLYN, Morris, E. 242 Knowlton Street Stratford, CT 06497 / US
	[1997/34]
Representative(s)	Allam, Peter Clerk, et al Lloyd Wise Commonwealth House, 1-19 New Oxford Street London WC1A 1LW / GB
	[N/P]
Former [1997/34]	Allam, Peter Clerk, et al LLOYD WISE, TREGEAR & CO., Commonwealth House, 1-19 New Oxford Street London WC1A 1LW / GB
Application number, filing date	95939547.6	10.10.1995
	[1997/34]
	WO1995US13491
Priority number, date	US19940334300	04.11.1994 Original published format: US 334300
	[1997/34]
Filing language	EN
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO9614271
	Date:	17.05.1996
	Language:	EN
	[1996/22]
	Type:	A1 Application with search report
	No.:	EP0789669
	Date:	20.08.1997
	Language:	EN
	The application published by WIPO in one of the EPO official languages on 17.05.1996 takes the place of the publication of the European patent application.
	[1997/34]
	Type:	B1 Patent specification
	No.:	EP0789669
	Date:	28.07.1999
	Language:	EN
	[1999/30]
Search report(s)	International search report - published on:	EP	17.05.1996
Classification	IPC:	C01F7/06, C08L33/02	[1997/34]
	CPC:	B01D21/01 (EP,US); C01F7/0653 (EP,US)
Designated contracting states	AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LI, LU, NL, PT, SE [1997/34]
Title	German:	MISCHUNGEN VON EMULSIONEN VON HYDROXAMSÄUREGRUPPEENTHALTENDEN POLYMERENUND POLYACRYLATEN	[1997/34]
	English:	BLENDS OF HYDROXAMATED POLYMER EMULSIONS WITH POLYACRYLATE EMULSIONS	[1997/34]
	French:	MELANGES D'EMULSIONS DE POLYMERES HYDROXAMATEES AVEC DES EMULSIONS DE POLYACRYLATE	[1997/34]
Entry into regional phase	22.04.1997	National basic fee paid
	22.04.1997	Designation fee(s) paid
	22.04.1997	Examination fee paid
Examination procedure	24.05.1996	Request for preliminary examination filed International Preliminary Examining Authority: EP
	22.04.1997	Examination requested [1997/34]
	17.10.1997	Despatch of a communication from the examining division (Time limit: M04)
	24.02.1998	Reply to a communication from the examining division
	29.10.1998	Despatch of communication of intention to grant (Approval: Yes)
	14.01.1999	Communication of intention to grant the patent
	13.04.1999	Fee for grant paid
	13.04.1999	Fee for publishing/printing paid
Opposition(s)	29.04.2000	No opposition filed within time limit [2000/28]
Fees paid	Renewal fee
	13.10.1997	Renewal fee patent year 03
	08.10.1998	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.
Lapses during opposition Tooltip	AT	28.07.1999
	BE	28.07.1999
	CH	28.07.1999
	LI	28.07.1999
	NL	28.07.1999
	SE	28.07.1999
	LU	10.10.1999
	DK	28.10.1999
	PT	28.10.1999
	[2007/29]
Former [2003/45]	AT	28.07.1999
	BE	28.07.1999
	CH	28.07.1999
	LI	28.07.1999
	NL	28.07.1999
	SE	28.07.1999
	DK	28.10.1999
	PT	28.10.1999
Former [2003/09]	AT	28.07.1999
	BE	28.07.1999
	CH	28.07.1999
	LI	28.07.1999
	NL	28.07.1999
	SE	28.07.1999
	PT	28.10.1999
Former [2002/23]	AT	28.07.1999
	BE	28.07.1999
	CH	28.07.1999
	LI	28.07.1999
	SE	28.07.1999
	PT	28.10.1999
Former [2000/52]	AT	28.07.1999
	BE	28.07.1999
	CH	28.07.1999
	LI	28.07.1999
	PT	28.10.1999
Former [2000/50]	AT	28.07.1999
	BE	28.07.1999
	PT	28.10.1999
	CH	04.11.1999
	LI	04.11.1999
Former [2000/26]	AT	28.07.1999
	BE	28.07.1999
	PT	28.10.1999
Former [2000/24]	AT	28.07.1999
	BE	28.07.1999
Cited in	International search	[DA]US4767540 (SPITZER DONALD P [US], et al) [DA] 1-12,30-37 * example -; claim - *;
		[A]EP0514648 (AMERICAN CYANAMID CO [US]) [A] 1-12,30-37 * column W *;
		[A]GB2270519 (NALCO CHEMICAL CO [US]) [A] 1-45* the whole document *;
		[A] - SPITZER D P ET AL, "DEVELOPMENT OF NEW BAYER PROCESS FLOCCULANTS", LIGHT METALS, NEW ORLEANS, FEB. 17 - 21, 1991, ROOY E, (19910217), no. MEETING 120, pages 167 - 171, XP000366120 [A] 1-12,30-37
		[A] - ROTHENBERG A S ET AL, "NEW REAGENTS FOR ALUMINA PROCESSING", LIGHT METALS, LAS VEGAS, FEB. 27 - MAR. 3, 1989, MINERALS;METALS & MATERIALS SOCIETY, (19890227), no. MEETING 118, pages 91 - 96, XP000138614 [A] 1-12,30-37

The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.

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