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EP0275801
European procedure
Extract from the Register of European Patents
EP About this file: EP0275801
| EP0275801 - Method of making thick composite polyester films with improved adhesion, and films obtained [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 23.04.1992 Database last updated on 28.06.2024 | Most recent event Tooltip | 23.04.1992 | No opposition filed within time limit | published on 10.06.1992 [1992/24] | Applicant(s) | For all designated states RHONE-POULENC FILMS 25, quai Paul Doumer 92408 Courbevoie / FR | [N/P] |
| Former [1988/30] | For all designated states RHONE-POULENC FILMS 25, quai Paul Doumer F-92408 Courbevoie / FR | Inventor(s) | 01 /
Grosjean, Pierre 14, rue Alexandre Berthier F-69110 Sainte-Foy-Les-Lyon / FR | [1988/30] | Representative(s) | Rioufrays, Roger, et al RHONE-POULENC INTERSERVICES Service Brevets Chimie Centre de Recherches des Carrières B.P. 62 F-69192 Saint-Fons Cédex / FR | [1988/30] | Application number, filing date | 87420335.9 | 14.12.1987 | [1988/30] | Priority number, date | FR19860018230 | 23.12.1986 Original published format: FR 8618230 | [1988/30] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0275801 | Date: | 27.07.1988 | Language: | FR | [1988/30] | Type: | B1 Patent specification | No.: | EP0275801 | Date: | 19.06.1991 | Language: | FR | [1991/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.06.1988 | Classification | IPC: | B32B27/36, C08G63/68 | [1988/30] | CPC: |
C08G63/6886 (EP,US);
B32B27/36 (EP,KR,US);
B29C48/18 (KR);
B32B27/08 (KR);
B32B37/06 (KR);
B32B37/08 (KR);
B32B37/153 (KR);
G03C1/7954 (EP,US);
G03C1/93 (EP,US);
B32B2367/00 (KR);
Y10T428/24967 (EP,US);
Y10T428/26 (EP,US);
| Designated contracting states | BE, DE, GB, IT, LU, NL [1988/30] | Title | German: | Verfahren zum Herstellen von dicken, zusammengestellten Polyesterfilmen mit verbesserter Haftung und die erhaltenen Filme | [1988/30] | English: | Method of making thick composite polyester films with improved adhesion, and films obtained | [1988/30] | French: | Procédé d'obtention de films polyester composites épais à adhérence améliorée et nouveaux films composites | [1988/30] | Examination procedure | 21.12.1988 | Examination requested [1989/08] | 01.03.1990 | Despatch of a communication from the examining division (Time limit: M04) | 02.04.1990 | Reply to a communication from the examining division | 13.07.1990 | Despatch of communication of intention to grant (Approval: Yes) | 08.11.1990 | Communication of intention to grant the patent | 15.01.1991 | Fee for grant paid | 15.01.1991 | Fee for publishing/printing paid | Opposition(s) | 20.03.1992 | No opposition filed within time limit [1992/24] | Fees paid | Renewal fee | 10.11.1989 | Renewal fee patent year 03 | 10.12.1990 | 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. | Cited in | Examination | JP54153883 | - PATENT ABSTRACTS OF JAPAN, vol. 4, no. 19 (C-73), 16 février 1980, page 1 C 73; & JP-A-54 153 883 (TOYO BOSEKI K.K.) 12-04-79, & JAPANESE PATENTS REPORT, vol. 86, no. 23, "examined" 29 mai - 4 juin 1986, édité 4 juillet 1986, section CH: Chemical J8-A, page 2, Derwent Publications LTD, Londres, GB; & JP-B-86 021 830 (TOYOBO K.K.) 29-05-1986, & JP54153883 A 00000000 |