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Extract from the Register of European Patents

EP About this file: EP0809435

EP0809435 - COMPOSITION CAPABLE OF RELEASING ACRALDEHYDE AND ITS USE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.03.2000
Database last updated on 25.09.2024
Most recent event   Tooltip17.03.2000No opposition filed within time limitpublished on 03.05.2000 [2000/18]
Applicant(s)For all designated states
Degussa GmbH
60287 Frankfurt am Main / DE
[N/P]
Former [1999/36]For all designated states
Degussa-Hüls Aktiengesellschaft
60287 Frankfurt am Main / DE
Former [1999/26]For all designated states
Degussa-Hüls Aktiengesellschaft
45764 Marl / DE
Former [1997/49]For all designated states
DEGUSSA AG
Weissfrauenstrasse 9
60311 Frankfurt / DE
Inventor(s)01 / WERLE, Peter
Im Börner 43
D-63571 Gelnhausen / DE
02 / TRAGESER, Martin
Schulstrasse 1 a
D-63571 Gelnhausen / DE
03 / HELMLING, Oswald
Wiesenstrasse 15
D-63594 Hasselroth / DE
04 / JAKOB, Harald
Meerholzer Strasse 1
D-63594 Hasselroth / DE
[1997/49]
Application number, filing date96901342.401.02.1996
[1997/49]
WO1996EP00415
Priority number, dateDE199510517116.02.1995         Original published format: DE 19505171
[1997/49]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9625040
Date:22.08.1996
Language:DE
[1996/38]
Type: A1 Application with search report 
No.:EP0809435
Date:03.12.1997
Language:DE
The application published by WIPO in one of the EPO official languages on 22.08.1996 takes the place of the publication of the European patent application.
[1997/49]
Type: B1 Patent specification 
No.:EP0809435
Date:12.05.1999
Language:DE
[1999/19]
Search report(s)International search report - published on:EP22.08.1996
ClassificationIPC:A01N35/02, C02F1/50
[1997/49]
CPC:
C02F1/50 (EP); C09K23/42 (EP,US); A01N35/02 (EP);
C07C45/59 (EP); C09K23/00 (EP); C09K23/34 (EP,US)
C-Set:
C07C45/59, C07C47/22 (EP)
Designated contracting statesAT,   BE,   DE,   DK,   ES,   FR,   GB,   IE,   IT,   NL [1997/49]
TitleGerman:ZUR ACROLEINFREISETZUNG BEFÄHIGTE ZUSAMMENSETZUNG UND DEREN VERWENDUNG[1997/49]
English:COMPOSITION CAPABLE OF RELEASING ACRALDEHYDE AND ITS USE[1997/49]
French:COMPOSITION CAPABLE DE LIBERER DE L'ACROLEINE ET SON UTILISATION[1997/49]
Entry into regional phase11.08.1997National basic fee paid 
11.08.1997Designation fee(s) paid 
11.08.1997Examination fee paid 
Examination procedure11.09.1996Request for preliminary examination filed
International Preliminary Examining Authority: EP
11.08.1997Examination requested  [1997/49]
29.07.1998Despatch of communication of intention to grant (Approval: Yes)
28.10.1998Communication of intention to grant the patent
06.11.1998Fee for grant paid
06.11.1998Fee for publishing/printing paid
Opposition(s)15.02.2000No opposition filed within time limit [2000/18]
Fees paidRenewal fee
19.01.1998Renewal fee patent year 03
19.01.1999Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
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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 inInternational searchJPS4540054B  [ ];
 [A]US3690857  (BLAIR CHARLES M JR) [A] 1-14* column 4, line 50 - line 53 *;
 [A]GB2079153  (UNION CARBIDE CORP) [A] 1-14 * page 1, line 15 - line 26 * * page 1, line 50 - line 62 *;
 [Y]EP0066224  (UNION CARBIDE CORP [US]) [Y] 1-14 * page 3, line 37 - page 4, line 12 * * page 4, line 37 - page 5, line 5 * * page 5, line 11 *;
 [DY]US4851583  (BOCKOWSKI EDMUND [US], et al) [DY] 1-14 * column 3, line 67 - column 4, line 28 * * column 4, line 62 - line 66 *;
 [A]EP0493658  (DEGUSSA [DE]) [A] 1-14 * the whole document *;
 [D]US5183944  (WERLE PETER [DE], et al);
 [DA]DE4326575  (DEGUSSA [DE]) [DA] 1-14 * the whole document *;
 [X]  - T.OUCHI ET AL., "POLYMERIZATION OF DIALLYLIDENEPENTAERYTHRITOL. 7. COPOLYMERIZATION OF 2-VINYL-1,3-DIOXOLANE WITH MALEIC ANHYDRIDE", CAPLUS, Database accession no. 1970:510169, XP002004740
    [ ] - KAGAKU ZASSHI, (1970), vol. 73, no. 7, pages 1717 - 1719
 [X]  - CAPLUS, Database accession no. 1971:112779, XP002004741
 [X]  - "POLYMERIZATION OF CYCLIC ACETALS. I. POLYMERIZATION OF 2-VINYL-1,3-DIOXANE AND 2-ISOPROPENYL-1,3-DIOXANE", CAPLUS, Database accession no. 1969:4893
    [ ] - J. POLYM. SCI., (1968), vol. 6, no. 11, pages 3182 - 3184
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.