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EP0037139
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EP About this file: EP0037139
| EP0037139 - Loudspeaker enclosure [Right-click to bookmark this link] | Status | The application has been withdrawn Status updated on 12.11.1982 Database last updated on 01.01.2025 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states Stifag Bauplanungs AG. Speichergasse 8 CH-3001 Bern / CH | [1981/40] | Inventor(s) | 01 /
Tobler, Hanspeter Dorfstrasse 5A CH-4705 Walliswil/BE / CH | [1981/40] | Representative(s) | Bovard, Fritz Albert, et al Bovard & Cie Patentanwälte VSP Optingenstrasse 16 CH-3000 Bern 25 / CH | [1981/40] | Application number, filing date | 81200291.3 | 14.03.1981 | [1981/40] | Priority number, date | CH19800002444 | 28.03.1980 Original published format: CH 244480 | [1981/40] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0037139 | Date: | 07.10.1981 | Language: | DE | [1981/40] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 21.07.1981 | Classification | IPC: | H04R1/28 | [1981/40] | CPC: |
H04R1/2888 (EP);
H04R1/227 (EP);
H04R1/26 (EP);
H04R1/288 (EP)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1981/40] | Title | German: | Lautsprecherbox | [1981/40] | English: | Loudspeaker enclosure | [1981/40] | French: | Enceinte acoustique | [1981/40] | File destroyed: | 19.02.1989 | Examination procedure | 22.03.1982 | Examination requested [1982/21] | 28.10.1982 | Application withdrawn by applicant [1983/02] |
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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 | DE561608 [ ]; | US2806547 [ ]; | DE2307146 [ ]; | FR1143609 [ ]; | US3165587 [ ] | [ ] - Wireless World, Band 78, No. 1439, Mai 1972 Sussex (GB) A.R. BAILEY: "The Transmission-Line Loudspeaker Enclosure" seiten 215-217 * seite 216, mittlere spaltezeilen 3-26; figuren 6,7 * |