EP0054764 - A method of trimming the resistance of a semiconductor resistor device [Right-click to bookmark this link] | |||
Former [1982/26] | Semiconductor resistor device | ||
[1987/38] | Status | No opposition filed within time limit Status updated on 19.07.1988 Database last updated on 24.08.2024 | Most recent event Tooltip | 19.07.1988 | No opposition filed within time limit | published on 07.09.1988 [1988/36] | Applicant(s) | For all designated states Kabushiki Kaisha Toshiba 72, Horikawa-cho, Saiwai-ku Kawasaki-shi Kanagawa-ken 210-8572 / JP | [N/P] |
Former [1982/26] | For all designated states KABUSHIKI KAISHA TOSHIBA 72, Horikawa-cho, Saiwai-ku Kawasaki-shi, Kanagawa-ken 210, Tokyo / JP | Inventor(s) | 01 /
Komatsu, Shigeru 3-4-206, Iijima-danchi 527 Iijima-cho Totsuka-ku Yokohama-shi / JP | [1982/26] | Representative(s) | Kador & Partner Part mbB Corneliusstraße 15 80469 München / DE | [N/P] |
Former [1982/26] | Kador & Partner Corneliusstrasse 15 D-80469 München / DE | Application number, filing date | 81110017.1 | 30.11.1981 | [1982/26] | Priority number, date | JP19800181320 | 23.12.1980 Original published format: JP 18132080 | [1982/26] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0054764 | Date: | 30.06.1982 | Language: | EN | [1982/26] | Type: | A3 Search report | No.: | EP0054764 | Date: | 29.06.1983 | Language: | EN | [1983/26] | Type: | B1 Patent specification | No.: | EP0054764 | Date: | 16.09.1987 | Language: | EN | [1987/38] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 27.04.1983 | Classification | IPC: | H01L29/86, H01L21/268 | [1982/26] | CPC: |
H01L21/268 (EP);
H01L29/8605 (EP)
| Designated contracting states | DE, FR, GB [1982/26] | Title | German: | Verfahren zum Einstellen des Widerstandswertes einer Halbleiterwiderstandsanordnung | [1987/38] | English: | A method of trimming the resistance of a semiconductor resistor device | [1987/38] | French: | Procédé d'ajustage d'une résistance á semiconducteur | [1987/38] |
Former [1982/26] | Halbleiterwiderstandsanordnung | ||
Former [1982/26] | Semiconductor resistor device | ||
Former [1982/26] | Dispositif de résistance à semiconducteur | Examination procedure | 30.11.1981 | Examination requested [1982/26] | 09.11.1984 | Despatch of a communication from the examining division (Time limit: M04) | 12.03.1985 | Reply to a communication from the examining division | 04.07.1985 | Despatch of a communication from the examining division (Time limit: M04) | 31.10.1985 | Reply to a communication from the examining division | 31.07.1986 | Despatch of communication of intention to grant (Approval: ) | 07.11.1986 | Communication of intention to grant the patent | 21.01.1987 | Fee for grant paid | 21.01.1987 | Fee for publishing/printing paid | Opposition(s) | 17.06.1988 | No opposition filed within time limit [1988/36] | Fees paid | Renewal fee | 16.08.1983 | Renewal fee patent year 03 | 05.10.1984 | Renewal fee patent year 04 | 26.11.1985 | Renewal fee patent year 05 | 26.11.1986 | Renewal fee patent year 06 |
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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]DE2837315 ; | [A]DE2849716 ; | [A]US4179310 | [A] - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 17, no. 10, March 1975, page 2878, New York (USA); J.A. PARISI: "Integrated resistor trimming". | [A] - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 21, no. 8, January 1979, pages 3271-3272, New York (USA); B.K. AGGARWAL: "Laser-programmable variable-value resistor". | [A] - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 21, no. 3, August 1978, pages 1124-1125, New York (USA); B.K. AGGARWAL: "Laser personalizable resistors". |