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EP0880989

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Extract from the Register of European Patents

EP About this file: EP0880989

EP0880989 - Process for the separation of a gas stream with pressure swing adsorption [Right-click to bookmark this link]
Status	Patent revoked Status updated on 03.04.2009 Database last updated on 29.03.2025
Most recent event Tooltip	03.04.2009	Revocation of patent	published on 06.05.2009 [2009/19]
Applicant(s)	For all designated states L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude 75, Quai d'Orsay 75007 Paris / FR
	[N/P]
Former [2007/26]	For all designated states L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude 75, quai d'Orsay 75007 Paris / FR
Former [2007/17]	For all designated states L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude 75, Quai d'Orsay 75321 Paris Cedex 07 / FR
Former [2002/17]	For all designated states L'air Liquide, S.A. à Directoire et Conseil de Surveillance pour l'Etude et l'Exploitation des Procédés Georges Claude 75, Quai d'Orsay 75321 Paris Cedex 07 / FR
Former [1998/49]	For all designated states L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 75, Quai d'Orsay 75321 Paris Cédex 07 / FR
Inventor(s)	01 / Labasque, Jacques 67, rue Jean de la Fontaine 78000 Versailles / FR
	02 / Moreau, Serge 22, rue du Général Exelmans 78140 Velizy-Villacoublay / FR
	03 / Marot, Christine Résidence Val de Biévre, 2, rue Huguier 78530 Buc / FR
	[1998/49]
Representative(s)	Pittis, Olivier, et al L'Air Liquide, S.A. Direction de la Propriété Intellectuelle 75, Quai d'Orsay 75321 Paris Cedex 07 / FR
	[N/P]
Former [2002/19]	Pittis, Olivier, et al L'Air Liquide, S.A., Direction de la Propriété Intellectuelle, 75, Quai d'Orsay 75321 Paris Cedex 07 / FR
Former [1998/49]	Le Moenner, Gabriel, et al Societé l'Air Liquide Service Brevets et Marques 75, Quai d'Orsay 75321 Paris Cédex 07 / FR
Application number, filing date	98401598.2	26.06.1998
	[1998/49]
Priority number, date	FR19970008590	07.07.1997 Original published format: FR 9708590
	[1998/49]
Filing language	FR
Procedural language	FR
Publication	Type:	A1 Application with search report
	No.:	EP0880989
	Date:	02.12.1998
	Language:	FR
	[1998/49]
	Type:	B1 Patent specification
	No.:	EP0880989
	Date:	17.12.2003
	Language:	FR
	[2003/51]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	21.10.1998
Classification	IPC:	B01D53/02, B01D53/04	[1998/49]
	CPC:	B01D53/02 (EP,US); B01D53/0407 (EP,US); B01D2253/108 (EP,US); B01D2253/304 (EP,US); B01D2253/308 (EP,US); B01D2256/12 (EP,US); (+) B01D2257/102 (EP,US); B01D53/047 (EP,US); Y10S95/902 (EP,US) (-)
Designated contracting states	DE, ES, FR, IT, NL [1999/32]
Former [1998/49]	AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE
Title	German:	Verfahren zur Trennung von einer Gasströmung mittels Druckwechseladsorption	[1998/49]
	English:	Process for the separation of a gas stream with pressure swing adsorption	[1998/49]
	French:	Procédé de séparation d'un flux gazeux par un procédé PSA	[1998/49]
Examination procedure	02.06.1999	Examination requested [1999/30]
	13.11.2002	Despatch of a communication from the examining division (Time limit: M06)
	20.02.2003	Reply to a communication from the examining division
	04.07.2003	Communication of intention to grant the patent
	13.10.2003	Fee for grant paid
	13.10.2003	Fee for publishing/printing paid
Opposition(s)	Opponent(s)	01 17.09.2004 28.09.2004 ADMISSIBLE Grace GmbH In der Hollerhecke 1 D-67547 Worms / DE Opponent's representative van Heesch, Helmut Werner Uexküll & Stolberg Partnerschaft von Patent- und Rechtsanwälten mbB Beselerstrasse 4 22607 Hamburg / DE
		02 17.09.2004 28.09.2004 ADMISSIBLE Chemiewerk Bad Köstritz GmbH Heinrichshall 2 07586 Bad Köstritz / DE Opponent's representative Kruspig, Volkmar Meissner Bolte Patentanwälte Rechtsanwälte Partnerschaft mbB Postfach 86 06 24 81633 München / DE
		03 17.09.2004 01.10.2004 ADMISSIBLE Tricat Zeolites GmbH Chemiepark (Tricatstrasse) 06749 Bitterfeld / DE Opponent's representative Heyner, Klaus Mittelweg 1h 01728 Bannewitz/Dresden / DE
		04 17.09.2004 30.09.2004 ADMISSIBLE UOP 25 East Algonquin Road Des Plaines, Illinois 60017-5017 / US Opponent's representative Dossmann, Gérard Casalonga & Partners Bayerstrasse 71-73 80335 München / DE
		[N/P]
	Former [2008/45]
	Opponent(s)	01 17.09.2004 28.09.2004 ADMISSIBLE Grace GmbH In der Hollerhecke 1 D-67547 Worms / DE Opponent's representative van Heesch, Helmut Werner Uexküll & Stolberg Patentanwälte Beselerstrasse 4 D-22607 Hamburg / DE
		02 17.09.2004 28.09.2004 ADMISSIBLE Chemiewerk Bad Köstritz GmbH Heinrichshall 2 07586 Bad Köstritz / DE Opponent's representative Kruspig, Volkmar, Dipl.-Ing. Patentanwälte Meissner, Bolte & Partner Postfach 86 06 24 81633 München / DE
		03 17.09.2004 01.10.2004 ADMISSIBLE Tricat Zeolites GmbH Chemiepark (Tricatstrasse) 06749 Bitterfeld / DE Opponent's representative Heyner, Klaus Mittelweg 1h 01728 Bannewitz/Dresden / DE
		04 17.09.2004 30.09.2004 ADMISSIBLE UOP 25 East Algonquin Road Des Plaines, Illinois 60017-5017 / US Opponent's representative Dossmann, Gérard Bureau D.A. Casalonga-Josse Paul-Heyse-Strasse 33 80336 München / DE
	Former [2004/47]
	Opponent(s)	01 17.09.2004 28.09.2004 ADMISSIBLE Grace GmbH In der Hollerhecke 1 D-67547 Worms / DE Opponent's representative van Heesch, Helmut Werner Uexküll & Stolberg Patentanwälte Beselerstrasse 4 D-22607 Hamburg / DE
		02 17.09.2004 28.09.2004 ADMISSIBLE Chemiewerk Bad Köstritz GmbH Heinrichshall 2 07586 Bad Köstritz / DE Opponent's representative Kruspig, Volkmar, Dipl.-Ing. Patentanwälte Meissner, Bolte & Partner Postfach 86 06 24 81633 München / DE
		03 17.09.2004 Tricat Zeolites GmbH Chemiepark (Tricatstrasse) 06749 Bitterfeld / DE Opponent's representative Heyner, Klaus, Dr. Niederwaldstrasse 27 01277 Dresden / DE
		04 17.09.2004 30.09.2004 ADMISSIBLE UOP 25 East Algonquin Road Des Plaines, Illinois 60017-5017 / US Opponent's representative Dossmann, Gérard Bureau D.A. Casalonga-Josse Paul-Heyse-Strasse 33 80336 München / DE
	22.10.2004	Invitation to proprietor to file observations on the notice of opposition
	01.04.2005	Reply of patent proprietor to notice(s) of opposition
	12.10.2005	Despatch of minutes of oral proceedings
	07.03.2006	Date of oral proceedings
	22.06.2006	Date of oral proceedings
	04.08.2006	Despatch of minutes of oral proceedings
	04.08.2006	Despatch of communication that the patent will be revoked
	09.12.2008	Legal effect of revocation of patent [2009/19]
Appeal following opposition	04.09.2006	Appeal received No. T1407/06
	10.11.2006	Statement of grounds filed
	09.12.2008	Result of appeal procedure: appeal of the proprietor was rejected
	09.12.2008	Date of oral proceedings
	12.12.2008	Minutes of the oral proceedings despatched
Fees paid	Renewal fee
	22.05.2000	Renewal fee patent year 03
	17.05.2001	Renewal fee patent year 04
	21.05.2002	Renewal fee patent year 05
	19.05.2003	Renewal fee patent year 06
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	NL	01.01.2005
	[2006/14]
Documents cited:	Search	[DX]US5174979 (CHAO CHIEN C [US], et al) [DX] 1-10 * column 8, line 28 - line 46; example 1 *;
		[DA]US4194892 (JONES RUSSELL L [US], et al) [DA] 1-10 * the whole document *;
		[A]EP0067404 (ASAHI CHEMICAL IND [JP]) [A] 1-6 * example 1 *

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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