EP0056576 - Process for producing polyurethanes which may be foamed [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 23.06.1986 Database last updated on 24.08.2024 | Most recent event Tooltip | 23.06.1986 | No opposition filed within time limit | published on 13.08.1986 [1986/33] | Applicant(s) | For all designated states BAYER AG 51368 Leverkusen / DE | [N/P] |
Former [1982/30] | For all designated states BAYER AG D-51368 Leverkusen / DE | Inventor(s) | 01 /
Rasshofer, Werner, Dr. Wolfskaul 10 D-5000 Köln 80 / DE | 02 /
Avar, Geza, Dr. Bamberger Strasse 1 D-5090 Leverkusen 1 / DE | 03 /
Freitag, Hans-Albrecht, Dr. Mülheimer Strasse 135 D-5060 Bergisch-Gladbach / DE | 04 /
Grögler, Gerhard, Dr. von-Diergardt-Strasse 46 D-5090 Leverkusen / DE | 05 /
Kopp, Richard, Dr. Wolfkaul 12 D-5000 Köln 80 / DE | [1982/30] | Application number, filing date | 82100039.5 | 07.01.1982 | [1982/30] | Priority number, date | DE19813100977 | 15.01.1981 Original published format: DE 3100977 | [1982/30] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0056576 | Date: | 28.07.1982 | Language: | DE | [1982/30] | Type: | A3 Search report | No.: | EP0056576 | Date: | 15.12.1982 | Language: | DE | [1982/50] | Type: | B1 Patent specification | No.: | EP0056576 | Date: | 28.08.1985 | Language: | DE | [1985/35] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 11.10.1982 | Classification | IPC: | C08G18/24, C08G18/73, C08G18/75 | [1982/50] | CPC: |
C08G18/246 (EP,US)
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Former IPC [1982/30] | C08G18/24 | Designated contracting states | BE, DE, FR, GB, IT, NL, SE [1982/30] | Title | German: | Verfahren zur Herstellung von gegebenenfalls geschäumten Polyurethanen | [1982/30] | English: | Process for producing polyurethanes which may be foamed | [1982/30] | French: | Procédé pour la fabrication de polyuréthanes éventuellement expansés | [1982/30] | Examination procedure | 07.01.1982 | Examination requested [1982/30] | 22.11.1984 | Despatch of communication of intention to grant (Approval: ) | 15.02.1985 | Communication of intention to grant the patent | 25.02.1985 | Fee for grant paid | 25.02.1985 | Fee for publishing/printing paid | Opposition(s) | 29.05.1986 | No opposition filed within time limit [1986/33] | Fees paid | Renewal fee | 16.12.1983 | Renewal fee patent year 03 | 13.12.1984 | Renewal fee patent year 04 |
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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]JP51117749 ; | [A]JP47022331 ; | [A]DE1595256 (ALLIED CHEM); | [A]DE2455289 (BASF WYANDOTTE CORP) | [A] - PATENT ABSTRACTS OF JAPAN, Band 1, Nr. 9, 17. Maerz 1977, Seite 245, C-76; & JP - A - 51 - 117 749, & JP51117749 A 00000000 | [A] - CHEMICAL ABSTRACTS, Band 77, Nr. 26, 25. Dezember 1972, Columbus, Ohio, (USA) O. ISHIDA et al: "Polymerization catalysts for formaldehyde", Seite 18, Spalte 2, Abstract Nr. 165320g; & JP - A - 47 - 022331, & JP47022331 A 00000000 |