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Extract from the Register of European Patents

EP About this file: EP0159643

EP0159643 - Process for the manufacture of alkoxylation products of organic carboxylic acids containing hydroxyl groups. [Right-click to bookmark this link]
Former [1985/44]Process for the manufacture of alkoxylation products of organic carboxylic acids containing hydroxyl groups and their use in the manufacture of polyurethane synthetic resins
[1989/28]
StatusNo opposition filed within time limit
Status updated on  11.05.1990
Database last updated on 05.10.2024
Most recent event   Tooltip11.05.1990No opposition filed within time limitpublished on 27.06.1990 [1990/26]
Applicant(s)For all designated states
BAYER AG
51368 Leverkusen / DE
[N/P]
Former [1985/44]For all designated states
BAYER AG
D-51368 Leverkusen / DE
Inventor(s)01 / Probst, Joachim, Dr.
Humperdinckstrasse 42
D-5090 Leverkusen 1 / DE
02 / Sonntag, Michael, Dr.
Gartenstrasse 27a
D-5068 Odenthal / DE
03 / Richter, Roland, Dr.
Roggendorfstrasse 53
D-5000 Köln 80 / DE
04 / Müller, Hans Peter, Dr.
Im Kerberich 6
D-5068 Odenthal / DE
[1985/44]
Application number, filing date85104528.615.04.1985
[1985/44]
Priority number, dateDE1984341553126.04.1984         Original published format: DE 3415531
[1985/44]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0159643
Date:30.10.1985
Language:DE
[1985/44]
Type: A3 Search report 
No.:EP0159643
Date:16.06.1987
Language:DE
[1987/25]
Type: B1 Patent specification 
No.:EP0159643
Date:12.07.1989
Language:DE
[1989/28]
Search report(s)(Supplementary) European search report - dispatched on:EP29.04.1987
ClassificationIPC:C08F8/00, C08G18/62
[1985/44]
CPC:
C08G65/2645 (EP,US); C08F8/00 (EP,US); C08G18/6258 (EP,US);
C08G65/105 (EP,US); C08G65/2615 (EP,US); C08G65/2669 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   NL,   SE [1985/44]
TitleGerman:Verfahren zur Herstellung von Hydroxylgruppen aufweisenden Alkoxylierungsprodukten von organischen Carbonsäuren.[1989/28]
English:Process for the manufacture of alkoxylation products of organic carboxylic acids containing hydroxyl groups.[1989/28]
French:Procédé de fabrication de produits d'alkoxylation d'acides carboxyliques organiques renfermant des groupes hydroxyles.[1989/28]
Former [1985/44]Verfahren zur Herstellung von Hydroxylgruppen aufweisenden Alkoxylierungsprodukten von organischen Carbonsäuren und ihre Verwendung zur Herstellung von Polyurethankunststoffen
Former [1985/44]Process for the manufacture of alkoxylation products of organic carboxylic acids containing hydroxyl groups and their use in the manufacture of polyurethane synthetic resins
Former [1985/44]Procédé de fabrication de produits d'alkoxylation d'acides carboxyliques organiques renfermant des groupes hydroxyles et leur application pour la fabrication de résines synthétiques de polyuréthanes
Examination procedure15.04.1985Examination requested  [1985/44]
07.07.1988Despatch of a communication from the examining division (Time limit: M04)
06.10.1988Reply to a communication from the examining division
16.12.1988Despatch of communication of intention to grant (Approval: Yes)
04.01.1989Communication of intention to grant the patent
10.02.1989Fee for grant paid
10.02.1989Fee for publishing/printing paid
Opposition(s)13.04.1990No opposition filed within time limit [1990/26]
Fees paidRenewal fee
18.03.1987Renewal fee patent year 03
14.03.1988Renewal fee patent year 04
21.03.1989Renewal fee patent year 05
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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[A]GB771569  (DISTILLERS CO YEAST LTD);
 [X]FR1259128  (CANADIAN IND);
 [X]BE648451  ;
 [AD]GB1002343  (CANADIAN IND);
 [X]EP0040789  (HOECHST AG [DE])
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.