EP0215086 - LINE TRANSMISSION SYSTEMS [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 22.02.1989 Database last updated on 29.07.2024 | Most recent event Tooltip | 16.10.2009 | Change - applicant | published on 18.11.2009 [2009/47] | Applicant(s) | For all designated states BRITISH TELECOMMUNICATIONS public limited company 81 Newgate Street London EC1A 7AJ / GB | [2009/47] |
Former [1993/28] | For all designated states BRITISH TELECOMMUNICATIONS public limited company British Telecom Centre, 81 Newgate Street London EC1A 7AJ / GB | ||
Former [1987/13] | For all designated states BRITISH TELECOMMUNICATIONS public limited company British Telecom Centre, 81 Newgate Street London EC1A 7AJ / GB | Inventor(s) | 01 /
SMITH, David, Robert Oakburn, Harriers Walk Easton Woodbridge Suffolk IP3 OHA / GB | 02 /
HOPPER, Raymond, Charles 3 Netherwood Court Eagle Way Martlesham Heath Ipswich IP5 7TT / GB | [1987/13] | Representative(s) | Greenwood, John David, et al British Telecom Intellectual Property Unit 151 Gower Street London WC1 6BA / GB | [N/P] |
Former [1989/06] | Greenwood, John David, et al British Telecom Intellectual Property Unit 151 Gower Street London WC1E 6BA / GB | ||
Former [1988/52] | Pratt, David Martin Intellectual Property Unit British Telecom 151 Gower Street London WC1E 6BA / GB | ||
Former [1987/13] | Wolff, Eric BRITISH TELECOM Intellectual Property Unit 13th Floor 151 Gower Street London WC1E 6BA / GB | Application number, filing date | 86901924.0 | 06.03.1986 | [1987/13] | WO1986GB00128 | Priority number, date | GB19850005940 | 07.03.1985 Original published format: GB 8505940 | GB19850009983 | 18.04.1985 Original published format: GB 8509983 | GB19850009984 | 18.04.1985 Original published format: GB 8509984 | [1987/13] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO8605343 | Date: | 12.09.1986 | Language: | EN | [1986/20] | Type: | A1 Application with search report | No.: | EP0215086 | Date: | 25.03.1987 | Language: | EN | The application published by WIPO in one of the EPO official languages on 12.09.1986 takes the place of the publication of the European patent application. | [1987/13] | Search report(s) | International search report - published on: | EP | 12.09.1986 | Classification | IPC: | H04J3/04, H04B9/00 | [1987/13] | CPC: |
G02B6/2938 (EP,US);
G02B6/2861 (EP,US);
G02B6/29352 (EP,US);
G02B6/29395 (EP,US);
H03M5/145 (EP,US);
H04J14/08 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1987/13] | Title | German: | LEITUNGSÜBERTRAGUNGSSYSTEM | [1987/13] | English: | LINE TRANSMISSION SYSTEMS | [1987/13] | French: | SYSTEMES DE TRANSMISSION PAR LIGNE | [1987/13] | File destroyed: | 21.07.1995 | Entry into regional phase | 04.12.1986 | National basic fee paid | 04.12.1986 | Designation fee(s) paid | 04.12.1986 | Examination fee paid | Examination procedure | 04.12.1986 | Examination requested [1987/13] | 01.10.1988 | Application deemed to be withdrawn, date of legal effect [1989/15] | 11.11.1988 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [1989/15] | Fees paid | Penalty fee | Additional fee for renewal fee | 31.03.1988 | 03   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. | Cited in | International search | US3521068 [ ] (ARMSTRONG JOHN A, et al); | GB1540907 [ ] (STANDARD TELEPHONES CABLES LTD); | FR2450539 [ ] (LYONNAISE TRANSMISS OPTIQUES); | US4507776 [ ] (SMITH PETER W [US]); | WO8504064 [ ] (AMERICAN TELEPHONE & TELEGRAPH [US]) | [X] - IBM Technical Disclosure Bulletin, Volume 24, No. 5, October 1981, New York, (US) M. THEWALT: "Time Domain Multiplexing of Signals on an Optical Fiber using Modelocked Laser Pulses", see page 2474, line 1 - page 2475line 7 | [A] - IEEE Journal of Lightwave Technology, Volume LT-3, No. 1, February 1985, New York, (US) S.K. KOROTKY et al.: "Fully Connectorized High-Speed Ti: LiNb03 Switch/Modulator for Time-Division Multiplexing and Data Encoding", pages 1-6, see page 4paragraph "Time-Division Multiplexing" | [A] - IEEE Transactions on Microwave Theory and Techniques, Volume MTT-30, No. 10, October 1982, New York, (US) M. KONDO et al.: "Integrated Optical Switch Matrix for Single-Mode Fiber Networks", pages 1747-1753see figure 1 |