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EP0113071
European procedure
Extract from the Register of European Patents
EP About this file: EP0113071
| EP0113071 - Coextrusion feedblock for making lightweight, rigid thermoplastic pipe [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 15.03.1989 Database last updated on 08.04.2026 | Most recent event Tooltip | 15.03.1989 | No opposition filed within time limit | published on 03.05.1989 [1989/18] | Applicant(s) | For all designated states BORG-WARNER CHEMICALS INC. International Center Parkersburg West Virginia 26101 / US | [N/P] |
| Former [1984/28] | For all designated states BORG-WARNER CHEMICALS INC. International Center Parkersburg West Virginia 26101 / US | Inventor(s) | 01 /
Hornbeck, Robert Lee 53 Oakbrook Mineral Wells West Virginia 26150 / US | [1984/28] | Representative(s) | Vossius & Partner Patentanwälte Rechtsanwälte mbB Siebertstrasse 3 81675 München / DE | [N/P] |
| Former [1984/28] | VOSSIUS & PARTNER Postfach 86 07 67 D-81634 München / DE | Application number, filing date | 83112214.8 | 05.12.1983 | [1984/28] | Priority number, date | US19820447352 | 06.12.1982 Original published format: US 447352 | [1984/28] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0113071 | Date: | 11.07.1984 | Language: | EN | [1984/28] | Type: | B1 Patent specification | No.: | EP0113071 | Date: | 11.05.1988 | Language: | EN | [1988/19] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 02.05.1984 | Classification | IPC: | B29C47/22 | [1988/19] | CPC: |
B29C44/22 (EP,US);
B29C48/09 (EP,US);
B29C48/21 (EP,US);
B29C48/327 (EP,US);
B29C48/335 (EP,US);
B29C48/00 (EP,US)
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| Former IPC [1984/28] | B29D27/00, B29D23/04 | Designated contracting states | DE, FR, GB, IT [1984/28] | Title | German: | Mehrfach-Spritzkopf zur Herstellung leichter, steifer Rohre | [1984/28] | English: | Coextrusion feedblock for making lightweight, rigid thermoplastic pipe | [1984/28] | French: | Tête de co-extrusion pour la fabrication de tuyaux rigides et légers | [1984/28] | Examination procedure | 26.10.1984 | Examination requested [1985/01] | 21.10.1985 | Despatch of a communication from the examining division (Time limit: M06) | 03.03.1986 | Reply to a communication from the examining division | 18.08.1986 | Despatch of a communication from the examining division (Time limit: M04) | 29.12.1986 | Reply to a communication from the examining division | 07.08.1987 | Despatch of communication of intention to grant (Approval: ) | 16.11.1987 | Communication of intention to grant the patent | 22.01.1988 | Fee for grant paid | 22.01.1988 | Fee for publishing/printing paid | Opposition(s) | 14.02.1989 | No opposition filed within time limit [1989/18] | Fees paid | Renewal fee | 17.09.1985 | Renewal fee patent year 03 | 20.09.1986 | Renewal fee patent year 04 | 23.09.1987 | Renewal fee patent year 05 |
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