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EP About this file: EP0540608

EP0540608 - A PROCESS FOR PREPARING SUBDENIER FIBERS, PULP-LIKE SHORT FIBERS, FIBRIDS, ROVINGS AND MATS FROM ISOTROPIC POLYMER SOLUTIONS [Right-click to bookmark this link]
Status	Opposition rejected Status updated on 01.06.2001 Database last updated on 09.09.2024
Most recent event Tooltip	06.06.2008	Change - opposition data/opponents data or that of the opponents representative	published on 09.07.2008 [2008/28]
Applicant(s)	For all designated states E. I. du Pont de Nemours and Company 1007 Market Street Wilmington, DE 19898 / US
	[N/P]
Former [1993/19]	For all designated states E.I. DU PONT DE NEMOURS AND COMPANY 1007 Market Street Wilmington Delaware 19898 / US
Inventor(s)	01 / ALLEN, Steven, R. 5700 Sandstone Ridge Terrace Midlothian, VA 23112 / US
	02 / GALE, David, Mark 2404 Berwyn Road Wilmington, DE 19810 / US
	03 / MIAN, Aziz, Ahmed 2820 Landon Drive Wilmington, DE 19810 / US
	04 / SAMUELS, Sam, L. 3 Hillside Road Claymont, DE 19703 / US
	05 / SHIH, Hsiang 727 Foxdale Road Wilmington, DE 19803 / US
	[1993/19]
Representative(s)	Abitz, Walter, et al Patentanwälte Abitz & Partner Postfach 86 01 09 81628 München / DE
	[N/P]
Former [1994/08]	Abitz, Walter, Dr.-Ing., et al Patentanwälte Abitz & Partner Postfach 86 01 09 D-81628 München / DE
Former [1993/19]	Abitz, Walter, Dr.-Ing. Patentanwälte Abitz & Partner Postfach 86 01 09 D-81628 München / DE
Application number, filing date	91913576.4	19.07.1991
	[1993/19]
	WO1991US05000
Priority number, date	US19900555194	20.07.1990 Original published format: US 555194
	[1993/19]
Filing language	EN
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO9201829
	Date:	06.02.1992
	Language:	EN
	[1992/04]
	Type:	A1 Application with search report
	No.:	EP0540608
	Date:	12.05.1993
	Language:	EN
	The application published by WIPO in one of the EPO official languages on 06.02.1992 takes the place of the publication of the European patent application.
	[1993/19]
	Type:	B1 Patent specification
	No.:	EP0540608
	Date:	28.01.1998
	Language:	EN
	[1998/05]
Search report(s)	International search report - published on:	EP	06.02.1992
Classification	IPC:	D01D5/11, D01F6/60, D01F6/18, D21H13/26, D04H3/16	[1993/19]
	CPC:	D04H13/00 (EP); D01D5/11 (EP); D01F6/18 (EP); D01F6/605 (EP); D04H1/56 (EP); D21H13/26 (EP)
Designated contracting states	AT, CH, DE, FR, GB, IT, LI [1993/19]
Title	German:	VERFAHREN ZUR HERSTELLUNG VON SUBDENIER FASERN, PULPEÄHNLICHEN KURZEN FASERN, FIBRIDEN, VORGARNEN UND MATTEN AUS ISOTROPEN POLYMEREN LÖSUNGEN	[1998/05]
	English:	A PROCESS FOR PREPARING SUBDENIER FIBERS, PULP-LIKE SHORT FIBERS, FIBRIDS, ROVINGS AND MATS FROM ISOTROPIC POLYMER SOLUTIONS	[1993/19]
	French:	PROCEDE DE PREPARATION DE FIBRES DE L'ORDRE DU SOUS-DENIER SOUS FORME DE FIBRES COURTES DE CONSISTANCE PATEUSE, DE FIBRIDES, DE STRATIFILS ET DE NATTES A PARTIR DE SOLUTIONS POLYMERES ISOTROPES	[1993/19]
	Former [1993/19]	VERFAHREN ZUR HERSTELLUNG VON SUBDENIER FASERN, PULPEÄHNLICHEN KURZEN FASERN, FIBRIDEN, ROVINGS UND MATTEN AUS ISOTROPEN POLYMEREN LÖSUNGEN
Entry into regional phase	20.01.1993	National basic fee paid
	20.01.1993	Designation fee(s) paid
	20.01.1993	Examination fee paid
Examination procedure	29.01.1992	Request for preliminary examination filed International Preliminary Examining Authority: DE
	20.01.1993	Examination requested [1993/19]
	25.01.1994	Despatch of a communication from the examining division (Time limit: M07)
	05.09.1994	Reply to a communication from the examining division
	06.04.1995	Despatch of a communication from the examining division (Time limit: M04)
	14.08.1995	Reply to a communication from the examining division
	11.12.1995	Despatch of a communication from the examining division (Time limit: M04)
	17.04.1996	Reply to a communication from the examining division
	02.12.1996	Despatch of communication of intention to grant (Approval: No)
	09.04.1997	Despatch of communication of intention to grant (Approval: later approval)
	10.07.1997	Communication of intention to grant the patent
	20.10.1997	Fee for grant paid
	20.10.1997	Fee for publishing/printing paid
Opposition(s)	Opponent(s)	01 28.10.1998 09.11.1998 ADMISSIBLE Akzo Nobel N.V. Velperweg 76 NL-6824 BM Arnhem / NL Opponent's representative Schalkwijk, Pieter Cornelis Akzo Nobel N.V. Intellectual Property Department P.O. Box 9300 6800 SB Arnhem / NL
		[N/P]
	Former [2008/28]
	Opponent(s)	01 28.10.1998 09.11.1998 ADMISSIBLE Akzo Nobel N.V. Velperweg 76 NL-6824 BM Arnhem / NL Opponent's representative Schalkwijk, Pieter Cornelis AKZO NOBEL N.V. Intellectual Property Department PO Box 9300 6800 SB Arnhem / NL
	Former [1999/46]
	Opponent(s)	01 28.10.1998 09.11.1998 ADMISSIBLE Akzo Nobel N.V. Velperweg 76 NL-6824 BM Arnhem / NL Opponent's representative Schalkwijk, Pieter Cornelis Akzo Patents Department P.O. Box 93 00 Velperweg 76 6800 SB Arnhem / NL
	Former [1998/51]
	Opponent(s)	01 28.10.1998 09.11.1998 ADMISSIBLE Akzo Nobel N.V. Velperweg 76 NL-6824 BM Arnhem / NL Opponent's representative Aalbers, Arnt Reinier Akzo Nobel N.V. Velperweg 76 6824 BM Arnhem / NL
	08.12.1998	Invitation to proprietor to file observations on the notice of opposition
	22.11.1999	Reply of patent proprietor to notice(s) of opposition
	01.12.2000	Legal effect of rejection of opposition [2001/29]
	01.12.2000	Date of oral proceedings
	12.02.2001	Despatch of minutes of oral proceedings
	12.02.2001	Date of despatch of rejection of opposition
Fees paid	Renewal fee
	20.01.1993	Renewal fee patent year 03
	26.07.1994	Renewal fee patent year 04
	26.07.1995	Renewal fee patent year 05
	25.07.1996	Renewal fee patent year 06
	25.07.1997	Renewal fee patent year 07
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	[A]JP61019808 ;
		[Y]JP51112862 ;
		[A]JP52063424 ;
		[A]JP63035900 ;
		[Y]US2988782 (ESPERANZA PARRISH, et al);
		[Y]US3441473 (BRUNDIGE MAURICE M, et al);
		[A]US4187143 (ROPTE ECKHARD [DE], et al);
		[YP]EP0381206 (DU PONT [US]);
		[AP]US5026456 (HESLER LEE J [US], et al)
		[A] - PATENT ABSTRACTS OF JAPAN vol. 10, no. 166 (C-353)(2222) June 13, 1986 & JP-A-61 019 808 (MITSUI TOATSU KAGAKU KK ) January 28, 1986, & JP61019808 A 00000000
		[Y] - DATABASE WPI, accession no. 76-87654X (47), Derwent Publications Ltd., London,GB ; & JP-A-51 112 862 (TEIJIN KK) October 6, 1976., & JP51112862 A 00000000
		[A] - DATABASE WPI, accession no. 77-47889Y (27), Derwent Publicatons Ltd., London, GB; & JP-A-52 063 424 (UNITIKA KK) May 25, 1977, & JP52063424 A 00000000
		[A] - DATABASE WPIL, accession no. 88-082050(12), Derwent Publications Ltd., London,GB ; & JP-A-63 035 900 (MARUBENI KK) July 25, 1986, & JP63035900 A 00000000

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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