Extract from the Register of European Patents

EP About this file: EP0402801

EP0402801 - Method for the preparation of crystalline and zeolitic aluminosilicates [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  05.11.1994
Database last updated on 18.03.2026
Most recent event   Tooltip22.02.1995Change - lapse in a contracting state
State(s) deleted from list of lapses: DE
published on 12.04.1995 [1995/15]
Applicant(s)For all designated states
VAW aluminium AG
Georg-von-Boeselager-Strasse 25
53117 Bonn / DE
[N/P]
Former [1992/34]For all designated states
VAW Aluminium AG
Georg-von-Boeselager-Strasse 25
D-53117 Bonn / DE
Former [1990/51]For all designated states
VEREINIGTE ALUMINIUM-WERKE AKTIENGESELLSCHAFT
Georg-von-Boeselager-Strasse 25
D-53117 Bonn / DE
Inventor(s)01 / Thome, Roland, Dr.
Brüsseler Strasse 58
D-5300 Bonn 1 / DE
02 / Tissler, Arno, Dr.
Adolfstrasse 100
D-5300 Bonn 1 / DE
[1990/51]
Representative(s)Müller-Wolff, Thomas
Patentanwalt
Bachstrasse 32
53115 Bonn / DE
[N/P]
Former [1993/46]Müller-Wolff, Thomas
HARWARDT NEUMANN, Patent- und Rechtsanwälte, Postfach 14 55
D-53704 Siegburg / DE
Former [1990/51]Müller-Wolff, Thomas, Dipl.-Ing.
Georg-von-Boeselager-Strasse 25 Postfach 2468
D-53014 Bonn / DE
Application number, filing date90110932.209.06.1990
[1990/51]
Priority number, dateDE1989391940014.06.1989         Original published format: DE 3919400
[1990/51]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0402801
Date:19.12.1990
Language:EN
[1990/51]
Type: A3 Search report 
No.:EP0402801
Date:06.02.1991
Language:EN
[1991/06]
Type: B1 Patent specification 
No.:EP0402801
Date:05.01.1994
Language:EN
[1994/01]
Search report(s)(Supplementary) European search report - dispatched on:EP18.12.1990
ClassificationIPC:C01B33/34
[1990/51]
CPC:
C01B39/36 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IT,   LI,   LU,   NL,   SE [1990/51]
TitleGerman:Verfahren zur Herstellung von kristallinen und zeolithischen Aluminosilikaten[1990/51]
English:Method for the preparation of crystalline and zeolitic aluminosilicates[1990/51]
French:Procédé de préparation d'aluminosilicates cristallins et zéolitiques[1990/51]
Examination procedure05.07.1991Examination requested  [1991/36]
31.07.1992Despatch of a communication from the examining division (Time limit: M06)
22.01.1993Reply to a communication from the examining division
08.06.1993Despatch of communication of intention to grant (Approval: Yes)
08.07.1993Communication of intention to grant the patent
24.07.1993Fee for grant paid
24.07.1993Fee for publishing/printing paid
Opposition(s)06.10.1994No opposition filed within time limit [1994/52]
Fees paidRenewal fee
20.06.1992Renewal fee patent year 03
18.06.1993Renewal 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  Tooltipdeleted
[1995/15]
Former [1994/45]DE05.01.1994
Documents cited:Search[AD]   P.A. JACOBS et al.: "Studies in surface science and catalysis", vol. 33, "Synthesis of high-silica aluminosilicate zeolites", 1987, Elsevier, Amsterdam, NL [AD]
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.