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EP0113074
European procedure
Extract from the Register of European Patents
EP About this file: EP0113074
| EP0113074 - Method of logically combining optical signals [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.03.1989 Database last updated on 31.08.2024 | Most recent event Tooltip | 30.03.1989 | No opposition filed within time limit | published on 17.05.1989 [1989/20] | Applicant(s) | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | [N/P] |
| Former [1984/28] | For all designated states International Business Machines Corporation Old Orchard Road Armonk, N.Y. 10504 / US | Inventor(s) | 01 /
Chappell, Terry Ivan RDF Adele Court Amawalk New York 10501 / US | 02 /
Woodall, Jerry MacPherson 336 Cherry Street Bedford Hills New York 10507 / US | [1984/28] | Representative(s) | Hobbs, Francis John IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester Hampshire SO21 2JN / GB | [N/P] |
| Former [1984/28] | Hobbs, Francis John IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester Hampshire SO21 2JN / GB | Application number, filing date | 83112244.5 | 06.12.1983 | [1984/28] | Priority number, date | US19820454747 | 30.12.1982 Original published format: US 454747 | [1984/28] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0113074 | Date: | 11.07.1984 | Language: | EN | [1984/28] | Type: | A3 Search report | No.: | EP0113074 | Date: | 05.03.1986 | Language: | EN | [1986/10] | Type: | B1 Patent specification | No.: | EP0113074 | Date: | 25.05.1988 | Language: | EN | [1988/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 15.01.1986 | Classification | IPC: | H01L27/14, H01L31/10, H03K19/14 | [1984/28] | CPC: |
H01L27/14643 (EP,US);
H01L31/101 (EP,US);
H03K19/14 (EP,US);
A61M2025/1059 (EP,US)
| Designated contracting states | DE, FR, GB [1984/28] | Title | German: | Verfahren zur logischen Kombination optischer Signale | [1984/28] | English: | Method of logically combining optical signals | [1984/28] | French: | Méthode pour la combinaison logique de signaux optiques | [1984/28] | File destroyed: | 03.03.2001 | Examination procedure | 29.10.1984 | Examination requested [1985/02] | 18.08.1987 | Despatch of communication of intention to grant (Approval: ) | 25.11.1987 | Communication of intention to grant the patent | 04.12.1987 | Fee for grant paid | 04.12.1987 | Fee for publishing/printing paid | Opposition(s) | 28.02.1989 | No opposition filed within time limit [1989/20] | Fees paid | Renewal fee | 13.12.1985 | Renewal fee patent year 03 | 12.12.1986 | Renewal fee patent year 04 | 11.12.1987 | Renewal fee patent year 05 |
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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 | [A]US4127862 (ILEGEMS MARC, et al); | [A]US3040178 (LYMAN RICHARD C, et al); | [A]US3402300 (JUDEA PEARL); | [A]US3519844 (AKMENKALNS IVARS G) | [AD] - ELECTTRONICS, 8th September 1981, pages 42-44, New York, US; "Optical AND gate has current output" | [A] - INTERNATIONAL ELECTRON DEVICES MEETING TECHNICAL DIGEST, 13th-15th December 1982, San Francisco, pages 334-337, IEEE, New York, US; F. CAPASSO et al.: "Superlattice, graded band gap, channeling and staircase avalanche photodiodes towards a solid-state photomultiplier" | [AD] - ELECTRONICS LETTERS, vol. 16, no. 22, 23rd October 1980, pages 836-837, Hitchins, GB; R.J. MALIK et al.: "Planar-doped barriers in GaAs by molecular beam epitaxy" |