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EP0116529

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Extract from the Register of European Patents

EP About this file: EP0116529

EP0116529 - Process and plant for producing ammonium nitrate [Right-click to bookmark this link]
Status	Patent maintained as amended Status updated on 28.02.1992 Database last updated on 11.04.2026
Most recent event Tooltip	19.06.2009	Change - opposition data/opponents data or that of the opponents representative	published on 22.07.2009 [2009/30]
Applicant(s)	For all designated states Pouilliart, Roger Victor Avenue de la Réforme, 32 B-1080 Bruxelles / BE
	For all designated states van Hecke, Francis Charles Avenue de Tervuren, 183 B-1040 Bruxelles / BE
	[1984/34]
Inventor(s)	01 / see applicant ...
	[1984/34]
Representative(s)	Vanderperre, Robert, et al Gevers Livornostraat 7 1060 Brussel / BE
	[N/P]
Former [1992/13]	Vanderperre, Robert, et al Bureau Vander Haeghen S.A. Rue Colonel Bourg 108 A B-1040 Bruxelles / BE
Former [1988/45]	Fobe, Edouard Bureau Vander Haeghen S.A. Rue Colonel Bourg 108 A B-1040 Bruxelles / BE
Former [1984/34]	De Brabanter, Maurice Bureau VANDER HAEGHEN 63 Avenue de la Toison d'Or B-1060 Bruxelles / BE
Application number, filing date	84870013.4	31.01.1984
	[1984/34]
Priority number, date	LU19830084636	08.02.1983 Original published format: LU 84636
	[1984/34]
Filing language	FR
Procedural language	FR
Publication	Type:	A1 Application with search report
	No.:	EP0116529
	Date:	22.08.1984
	Language:	FR
	[1984/34]
	Type:	B1 Patent specification
	No.:	EP0116529
	Date:	21.01.1987
	Language:	FR
	[1987/04]
	Type:	B2 New European patent specification
	No.:	EP0116529
	Date:	15.04.1992
	Language:	FR
	[1992/16]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	28.06.1984
Classification	IPC:	C01C1/18	[1984/34]
	CPC:	C01C1/185 (EP,US); Y02P20/129 (EP,US)
Designated contracting states	AT, BE, CH, DE, FR, GB, IT, LI, NL, SE [1984/34]
Title	German:	Verfahren und Anlage zur Erzeugung von Ammoniumnitrat	[1984/34]
	English:	Process and plant for producing ammonium nitrate	[1984/34]
	French:	Procédé et appareillage pour la production de nitrate d'ammonium	[1984/34]
Examination procedure	11.08.1984	Examination requested [1984/42]
	07.06.1985	Despatch of a communication from the examining division (Time limit: M06)
	15.11.1985	Reply to a communication from the examining division
	12.03.1986	Despatch of communication of intention to grant (Approval: )
	06.06.1986	Despatch of a communication from the examining division (Time limit: M02)
	04.07.1986	Reply to a communication from the examining division
	25.07.1986	Communication of intention to grant the patent
	16.10.1986	Fee for grant paid
	16.10.1986	Fee for publishing/printing paid
Opposition(s)	Opponent(s)	01 12.10.1987 02.11.1987 ADMISSIBLE Uhde GmbH Deggingstrasse 10-12 D-4600 Dortmund 1 / DE Opponent's representative Meinke, Dabringhaus und Partner GbR, et al, et al Postfach 10 46 45 44046 Dortmund / DE
		02 16.10.1987 05.11.1987 ADMISSIBLE DEUTSCHE ENGINEERING der VOEST-ALPINE INDUSTRIEANLAGENBAU Gesellschaft mit beschränkter Haftung Alfredstrasse 28 D-45130 Essen / DE Opponent's representative Palgen, Peter Patentanwälte P. Palgen & H. Schumacher Mulvanystrasse 2 40239 Düsseldorf / DE
		03 21.10.1987 29.01.1988 ADMISSIBLE Stamicarbon B.V P.O.Box 605 NL-6160 AP Geelen / NL Opponent's representative Hoogstraten, Willem Cornelis R., et al, et al DSM Patents & Trademarks Office Geleen Postbus 9 6160 MA Geleen / NL
		[N/P]
	Former [2009/30]
	Opponent(s)	01 12.10.1987 02.11.1987 ADMISSIBLE Uhde GmbH Deggingstrasse 10-12 D-4600 Dortmund 1 / DE Opponent's representative Patentanwälte Meinke, Dabringhaus und Partner, et al, et al Postfach 10 46 45 D-44046 Dortmund / DE
		02 16.10.1987 05.11.1987 ADMISSIBLE DEUTSCHE ENGINEERING der VOEST-ALPINE INDUSTRIEANLAGENBAU Gesellschaft mit beschränkter Haftung Alfredstrasse 28 D-45130 Essen / DE Opponent's representative Palgen, Peter Patentanwälte P. Palgen & H. Schumacher Mulvanystrasse 2 40239 Düsseldorf / DE
		03 21.10.1987 29.01.1988 ADMISSIBLE Stamicarbon B.V P.O.Box 605 NL-6160 AP Geelen / NL Opponent's representative Hoogstraten, Willem Cornelis Roeland, et al, et al OCTROOIBUREAU DSM Postbus 9 NL-6160 MA Geleen / NL
	Former [1991/28]
	Opponent(s)	01 12.10.1987 02.11.1987 ADMISSIBLE Uhde GmbH Deggingstrasse 10-12 D-4600 Dortmund 1 / DE Opponent's representative Patentanwälte Meinke, Dabringhaus und Partner, et al, et al Postfach 10 46 45 D-44046 Dortmund / DE
		02 16.10.1987 05.11.1987 ADMISSIBLE DEUTSCHE ENGINEERING der VOEST-ALPINE INDUSTRIEANLAGENBAU Gesellschaft mit beschränkter Haftung Alfredstrasse 28 D-45130 Essen / DE Opponent's representative Palgen, Peter, Dr. Dipl.-Phys. Patentanwälte, Dipl.-Phys. Dr. Peter Palgen, Dipl.-Phys. Dr. H. Schumacher, Mulvanystrasse 2 D-40239 Düsseldorf / DE
		03 21.10.1987 29.01.1988 ADMISSIBLE Stamicarbon B.V P.O.Box 605 NL-6160 AP Geelen / NL Opponent's representative Hoogstraten, Willem Cornelis Roeland, et al, et al OCTROOIBUREAU DSM Postbus 9 NL-6160 MA Geleen / NL
	Former [1987/52]
	Opponent(s)	01 12.10.1987 Uhde GmbH Deggingstrasse 10-12 D-4600 Dortmund 1 / DE Opponent's representative Patentanwälte Meinke, Dabringhaus und Partner, et al, et al Postfach 10 46 45 D-44046 Dortmund / DE
		02 16.10.1987 Didier Engineering GmbH Alfredstrasse 28 Postfach 100945 D-4300 Essen 1 / DE Opponent's representative Brückner, Raimund Dipl.-Ing. Lessingstrasse 16-18 D-65189 Wiesbaden / DE
		03 21.10.1987 ADMISSIBLE Stamicarbon B.V P.O.Box 605 NL-6160 AP Geelen / NL Opponent's representative Hoogstraten, Willem Cornelis Roeland, et al, et al OCTROOIBUREAU DSM Postbus 9 NL-6160 MA Geleen / NL
	Former [1987/50]
	Opponent(s)	01 12.10.1987 Uhde GmbH Deggingstrasse 10-12 D-4600 Dortmund 1 / DE Opponent's representative Patentanwälte Meinke, Dabringhaus und Partner, et al, et al Postfach 10 46 45 D-44046 Dortmund / DE
		02 16.10.1987 Didier Engineering GmbH Alfredstrasse 28 Postfach 100945 D-4300 Essen 1 / DE Opponent's representative Brückner, Raimund Dipl.-Ing. Lessingstrasse 16-18 D-65189 Wiesbaden / DE
	Former [1987/49]
	Opponent(s)	01 12.10.1987 ADMISSIBLE Uhde GmbH Deggingstrasse 10-12 D-4600 Dortmund 1 / DE Opponent's representative Patentanwälte Meinke, Dabringhaus und Partner, et al, et al Postfach 10 46 45 D-44046 Dortmund / DE
	02.02.1988	Invitation to proprietor to file observations on the notice of opposition
	03.06.1988	Reply of patent proprietor to notice(s) of opposition
	06.07.1988	Communication of observations of patent proprietor (Time limit: M06)
	17.12.1988	Reply of parties involved to observations of patent proprietor
	03.11.1989	Despatch of a communication from the opposition division (Time limit: M04)
	05.03.1990	Reply to a communication from the opposition division
	19.02.1991	No. 02: Notification indicating deficiencies in the notice of opposition
	06.03.1991	Date of oral proceedings
	17.06.1991	Despatch of interlocutory decision in opposition
	17.06.1991	Despatch of minutes of oral proceedings
	27.08.1991	Legal effect of interlocutory decision in opposition
	23.09.1991	Despatch of communication that the patent will be maintained as amended
	13.12.1991	Fee for printing new specification paid
Fees paid	Renewal fee
	22.01.1986	Renewal fee patent year 03
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	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	GB2096124
		US2089945 (CONVERSE JOHN D et al.)
		FR1356054 (UCB SA et al.)
		US2551569 (SAMUEL STRELZOFF et al.)
		FR715917 (AMMONIAQUE SYNTHETIQUE ET DERI et al.)
		FR730380 (KESTNER APP EVAPORATEURS et al.)
		FR716595
		FR1028427 (BELGE PRODUITS CHIMIQUES SA et al.)
		US3285695 (COOK LUCIEN H et al.)
		DE614324 (THADDAEUS HOBLER et al.)

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.