Extract from the Register of European Patents

EP About this file: EP0466744

EP0466744 - PROCESS FOR SEPARATING GLYCERINE USING A FIBRE BED AS AN AID TO COALESCENCE [Right-click to bookmark this link]
Former [1992/04]PROCESS FOR SEPARATING TWO NON-MISCIBLE ORGANIC LIQUIDS USING A FIBRE BED AS AN AID TO COALESCENCE
[1996/15]
StatusPatent maintained as amended
Status updated on  23.02.1996
Database last updated on 08.04.2026
Most recent event   Tooltip27.06.2008Change - opposition data/opponents data or that of the opponents representativepublished on 30.07.2008  [2008/31]
Applicant(s)For all designated states
Henkel KGaA
Henkelstrasse 67
40190 Düsseldorf / DE
[N/P]
Former [1992/04]For all designated states
Henkel Kommanditgesellschaft auf Aktien
D-40191 Düsseldorf / DE
Inventor(s)01 / ASSMANN, Georg
Lingenstrasse 13
D-4053 Jüchen / DE
02 / GUTSCHE, Bernhard
Lessingstrasse 5a
D-4010 Hilden / DE
03 / JOHANNISBAUER, Wilhelm
Erich-Kästner-Strasse 26
D-4006 Erkrath 1 / DE
04 / RIDINGER, Richard
Morsestrasse 13
D-4000 Düsseldorf / DE
05 / RIGAL, Jean Route de Cassagne
Roquefort-S/Garonne
F-31360 Saint-Martory / FR
06 / ARMENGAUD, René Chemin du Guignon
Boussens
F-31360 Saint-Martory / FR
07 / CORMARY, Bernard Villa Nougue
14, avenue de la Gare
F-31260 Salies-du-Salat / FR
[1992/04]
Application number, filing date90905460.331.03.1990
[1992/04]
WO1990EP00514
Priority number, dateDE1989391153808.04.1989         Original published format: DE 3911538
[1992/04]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9011810
Date:18.10.1990
Language:DE
[1990/24]
Type: A1 Application with search report 
No.:EP0466744
Date:22.01.1992
Language:DE
The application published by WIPO in one of the EPO official languages on 18.10.1990 takes the place of the publication of the European patent application.
[1992/04]
Type: B1 Patent specification 
No.:EP0466744
Date:14.07.1993
Language:DE
[1993/28]
Type: B2 New European patent specification 
No.:EP0466744
Date:10.04.1996
Language:DE
[1996/15]
Search report(s)International search report - published on:EP18.10.1990
ClassificationIPC:B01D17/022, C07C67/00
[1992/04]
CPC:
B01D17/045 (EP,US)
Designated contracting statesAT,   BE,   DE,   FR,   GB,   IT,   NL [1992/04]
TitleGerman:VERFAHREN ZUR ABTRENNUNG VON GLYZERIN MIT EINEM FASERBETT ALS KOALESZENZHILFE[1996/15]
English:PROCESS FOR SEPARATING GLYCERINE USING A FIBRE BED AS AN AID TO COALESCENCE[1996/15]
French:PROCEDE POUR SEPARER GLYCERINE EN UTILISANT EN TANT QU'ADJUVANT DE COALESCENCE UN LIT DE FIBRES[1996/15]
Former [1992/04]VERFAHREN ZUM TRENNEN VON ZWEIER FLÜSSIGEN NICHT MISCHBAREN ORGANISCHEN KOMPONENTEN MIT EINEM FASERBETT ALS KOALESZENZHILFE
Former [1992/04]PROCESS FOR SEPARATING TWO NON-MISCIBLE ORGANIC LIQUIDS USING A FIBRE BED AS AN AID TO COALESCENCE
Former [1992/04]PROCEDE POUR SEPARER DEUX CONSTITUANTS ORGANIQUES LIQUIDES NON MISCIBLES EN UTILISANT EN TANT QU'ADJUVANT DE COALESCENCE UN LIT DE FIBRES
Entry into regional phase30.09.1991National basic fee paid 
30.09.1991Designation fee(s) paid 
30.09.1991Examination fee paid 
Examination procedure30.07.1990Request for preliminary examination filed
International Preliminary Examining Authority: DE
30.09.1991Examination requested  [1992/04]
03.09.1992Despatch of communication of intention to grant (Approval: Yes)
07.01.1993Communication of intention to grant the patent
18.03.1993Fee for grant paid
18.03.1993Fee for publishing/printing paid
Opposition(s)Opponent(s)01  14.04.1994  25.04.1994  ADMISSIBLE
BASF Aktiengesellschaft
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
Opponent's representative
Geissler, Bernhard
Bardehle Pagenberg Partnerschaft mbB
Patentanwälte, Rechtsanwälte
Postfach 86 06 20
81633 München / DE
 [N/P]
Former [2008/31]
Opponent(s)01  14.04.1994  25.04.1994  ADMISSIBLE
BASF Aktiengesellschaft
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
Opponent's representative
Geissler, Bernhard
Patent- und Rechtsanwälte Bardehle . Pagenberg . Dost . Altenburg . Geissler Postfach 86 06 20
81633 München / DE
Former [1994/23]
Opponent(s)01  14.04.1994  25.04.1994  ADMISSIBLE
BASF Aktiengesellschaft
D-67056 Ludwigshafen / DE
Opponent's representative
Geissler, Bernhard, Dr. jur., Dipl.-Phys.
Patent- und Rechtsanwälte Bardehle . Pagenberg . Dost . Altenburg . Frohwitter . Geissler & Partner Postfach 86 06 20
D-81633 München / DE
21.07.1994Invitation to proprietor to file observations on the notice of opposition
17.11.1994Reply of patent proprietor to notice(s) of opposition
22.05.1995Date of oral proceedings
30.05.1995Despatch of a communication from the opposition division (Time limit: M02)
30.05.1995Despatch of minutes of oral proceedings
12.07.1995Reply to a communication from the opposition division
28.07.1995Despatch of interlocutory decision in opposition
07.08.1995Legal effect of interlocutory decision in opposition
15.11.1995Despatch of communication that the patent will be maintained as amended
10.02.1996Fee for printing new specification paid
Fees paidRenewal fee
10.03.1992Renewal fee patent year 03
19.02.1993Renewal fee patent year 04
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Cited inInternational search  Chemie-Ingenieur-Technik, Band 47, Nr. 18, 1975, (Weinheim, DE), S. VIJAYAN et al.: "Drop/Drop and Drop/Interface Coalescence in Primary Liquid/Liquid Dispersion Separators", seiten 748-755
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