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EP0112716
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EP About this file: EP0112716
| EP0112716 - Secondary channel method and apparatus [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 05.07.1988 Database last updated on 22.01.2025 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states GENERAL DATACOMM INDUSTRIES, INC. One Kennedy Avenue Danbury Connecticut 06810 / US | [N/P] |
| Former [1984/27] | For all designated states GENERAL DATACOMM INDUSTRIES, INC. One Kennedy Avenue Danbury Connecticut 06810 / US | Inventor(s) | 01 /
Goldberg, Hugh Michael One Dunnsinane Road Brookfield Connecticut / US | 02 /
Dombrowski, Lawrence Charles 135 Barn Hill Road Monroe Connecticut / US | [1984/27] | Representative(s) | McCallum, William Potter, et al Marks & Clerk 19 Royal Exchange Square Glasgow G1 3AE / GB | [N/P] |
| Former [1984/27] | McCallum, William Potter, et al Cruikshank & Fairweather 19 Royal Exchange Square Glasgow G1 3AE Scotland / GB | Application number, filing date | 83307793.6 | 21.12.1983 | [1984/27] | Priority number, date | US19820452143 | 22.12.1982 Original published format: US 452143 | [1984/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0112716 | Date: | 04.07.1984 | Language: | EN | [1984/27] | Type: | A3 Search report | No.: | EP0112716 | Date: | 24.06.1987 | Language: | EN | [1987/26] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.05.1987 | Classification | IPC: | H04L5/20, H04L1/24 | [1984/27] | CPC: |
H04L5/20 (EP);
H04B17/0087 (EP);
H04L1/24 (EP)
| Designated contracting states | DE, FR, GB, IT [1984/27] | Title | German: | Sekundärkanalverfahren und Vorrichtung | [1984/27] | English: | Secondary channel method and apparatus | [1984/27] | French: | Procédé et dispositif pour un canal secondaire | [1984/27] | File destroyed: | 03.08.1994 | Examination procedure | 29.12.1987 | Application deemed to be withdrawn, date of legal effect [1988/34] | 28.03.1988 | Despatch of communication that the application is deemed to be withdrawn, reason: examination fee not paid in time [1988/34] | Fees paid | Renewal fee | 30.12.1985 | Renewal fee patent year 03 | 17.12.1986 | Renewal fee patent year 04 | Penalty fee | Penalty fee Rule 85b EPC 1973 | 28.12.1987 | M02 Not yet paid | Additional fee for renewal fee | 04.01.1988 | 05 M06 Not yet paid |
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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 | [X]FR962116 ; | [X]US2203316 | [X] - TELCOM REPORT (SIEMENS), vol. 2, 1979, pages 90-93, PassauDE; J. D\MER: "Digitalsignal}bertragung mit 2Mbit/s auf Fernkabeln" | [X] - TELECOMMUNICATIONS & RADIO ENGINEERING, vol. 35/36, no. 4, April 1981, pages 1-8, Scripta Publishing Co., Silver Spring, MarylandUS; G.A. ABRAMOV et al.: "The trunk line of the IKM-15 digital transmission system" |