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EP0548613
European procedure
Extract from the Register of European Patents
EP About this file: EP0548613
| EP0548613 - Process for the preparatiuon of polyurethane foams employing polyol dispersions containing polyisocyanate polyaddition solids [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 27.03.1998 Database last updated on 02.11.2024 | Most recent event Tooltip | 27.03.1998 | No opposition filed within time limit | published on 13.05.1998 [1998/20] | Applicant(s) | For all designated states BASF Corporation 8 Campus Drive Parsippany New Jersey 07054 / US | [N/P] |
| Former [1993/26] | For all designated states BASF CORPORATION 8 Campus Drive Parsippany, New Jersey 07054 / US | Inventor(s) | 01 /
Wujcik, Steven E. 30190 King Road Romulus, Michigan 48174 / US | 02 /
Christman, Donald Lee 22263 Thorofare Grosse Ile, Michigan 48138 / US | 03 /
Grace, Oscar M. 5396 Ridge Court Troy, Michigan 48098 / US | [1993/26] | Representative(s) | Langfinger, Klaus Dieter, et al BASF Aktiengesellschaft Patentabteilung ZDX - C 6 67056 Ludwigshafen / DE | [N/P] |
| Former [1993/26] | Langfinger, Klaus-Dieter, Dr., et al BASF Aktiengesellschaft, Patentabteilung ZDX - C 6 D-67056 Ludwigshafen / DE | Application number, filing date | 92120610.8 | 03.12.1992 | [1993/26] | Priority number, date | US19910815299 | 27.12.1991 Original published format: US 815299 | [1993/26] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0548613 | Date: | 30.06.1993 | Language: | EN | [1993/26] | Type: | B1 Patent specification | No.: | EP0548613 | Date: | 21.05.1997 | Language: | EN | [1997/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.04.1993 | Classification | IPC: | C08G18/40, C08G18/65, C08G18/28, // (C08G18/40, 101:00) | [1993/26] | CPC: |
C08G18/6541 (EP,US);
C08G18/281 (EP,US);
C08G18/409 (EP,US);
C08G2101/00 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, IT, LI, NL, PT, SE [1993/26] | Title | German: | Verfahren zur Herstellung von Polyurethan-Schaumstoffen unter Verwendung von Polyisocyanat-Polyaddition-Feststoffen enthaltende Polyol-Dispersionen | [1993/26] | English: | Process for the preparatiuon of polyurethane foams employing polyol dispersions containing polyisocyanate polyaddition solids | [1993/26] | French: | Procédé de préparation de mousses de polyuréthane en utilisant des dispersions de polyols contenant des produits solides de polyaddition de polyisocyanates | [1993/26] | Examination procedure | 05.11.1993 | Examination requested [1994/01] | 29.06.1995 | Despatch of a communication from the examining division (Time limit: M04) | 06.11.1995 | Reply to a communication from the examining division | 20.09.1996 | Despatch of communication of intention to grant (Approval: Yes) | 27.11.1996 | Communication of intention to grant the patent | 12.02.1997 | Fee for grant paid | 12.02.1997 | Fee for publishing/printing paid | Opposition(s) | 24.02.1998 | No opposition filed within time limit [1998/20] | Fees paid | Renewal fee | 24.12.1994 | Renewal fee patent year 03 | 18.12.1995 | Renewal fee patent year 04 | 23.12.1996 | Renewal 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]US4734455 (MOBLEY LARRY W [US], et al); | [A]US4758605 (WILLIAMS DAVID J [US]); | [A]US4994503 (HARRIS ROBERT F [US], et al) | Examination | US4374209 |