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EP0012814
European procedure
Extract from the Register of European Patents
EP About this file: EP0012814
| EP0012814 - Counter electrode arrangement of an electrochromic display device [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.08.1984 Database last updated on 28.03.2026 | Most recent event Tooltip | 04.04.1985 | Lapse of the patent in a contracting state | published on 05.06.1985 [1985/23] | Applicant(s) | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | [N/P] |
| Former [1980/14] | For all designated states International Business Machines Corporation Old Orchard Road Armonk, N.Y. 10504 / US | Inventor(s) | 01 /
Barclay, Donald John la Broadview Lane Olivers Battery Winchester Hampshire / GB | 02 /
Lowe, Anthony Cyril 2 Wynyards Gap North Baddesley Hampshire / GB | 03 /
Martin, David Hugh 147 Bournemouth Road Chandlers Ford Eastleigh Hampshire / GB | [1980/14] | Representative(s) | Moss, Robert Douglas IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester Hampshire SO21 2JN / GB | [N/P] |
| Former [1981/02] | Moss, Robert Douglas IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester Hampshire SO21 2JN / GB | ||
| Former [1980/14] | DELETED Perry, Lawrence (deceased) 26.08.1980 / GB | Application number, filing date | 79104228.6 | 31.10.1979 | [1980/14] | Priority number, date | GB19490027478 | 20.12.1978 Original published format: GB 4927478 | [1980/14] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0012814 | Date: | 09.07.1980 | Language: | EN | [1980/14] | Type: | B1 Patent specification | No.: | EP0012814 | Date: | 02.11.1983 | Language: | EN | [1983/44] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.04.1980 | Classification | IPC: | G02F1/17 | [1980/14] | CPC: |
G02F1/163 (EP,US);
G02F2201/121 (EP,US)
| Designated contracting states | CH, DE, FR, GB, IT, NL, SE [1980/14] | Title | German: | Gegenelektrodeanordnung einer elektrochromen Anzeigevorrichtung | [1980/14] | English: | Counter electrode arrangement of an electrochromic display device | [1980/14] | French: | Disposition de contre-électrode d'un dispositif d'affichage électrochromique | [1980/14] | Examination procedure | 22.08.1980 | Examination requested [1980/23] | 23.03.1981 | Despatch of a communication from the examining division (Time limit: M04) | 23.07.1981 | Reply to a communication from the examining division | 18.09.1981 | Despatch of a communication from the examining division (Time limit: M04) | 30.11.1981 | Reply to a communication from the examining division | 31.03.1982 | Despatch of a communication from the examining division (Time limit: M04) | 26.07.1982 | Reply to a communication from the examining division | 17.01.1983 | Despatch of communication of intention to grant (Approval: ) | 18.04.1983 | Communication of intention to grant the patent | 02.05.1983 | Fee for grant paid | 02.05.1983 | Fee for publishing/printing paid | Opposition(s) | 03.08.1984 | No opposition filed within time limit [1984/44] | Fees paid | Renewal fee | 27.10.1981 | Renewal fee patent year 03 | 14.10.1982 | Renewal fee patent year 04 | 21.10.1983 | 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. | Stay/Interruption | 26.08.1980 | Interruption of proceedings. Reason: representative has died | 15.09.1980 | Resumption of proceedings | Lapses during opposition Tooltip | NL | 02.11.1983 | [1985/23] | Documents cited: | Search | GB1620877 | GB1625977 | PROCEEDINGS OF THE S.I.D. Vol. 16, No. 3, Third Quarter 1975 Los Angeles, US I.F. CHANG "Performance characteristics of electrochromic display", pages 168-177. * Page 169-170, paragraphe III; figure 1 * |