EP0354449 - Semiconductor single crystal substrate [Right-click to bookmark this link] | Status | The application has been refused Status updated on 22.12.1992 Database last updated on 22.08.2024 | Most recent event Tooltip | 22.12.1992 | Refusal of application | published on 10.02.1993 [1993/06] | Applicant(s) | For all designated states Seiko Epson Corporation 4-1, Nishishinjuku 2-chome Shinjuku-ku Tokyo-to / JP | [N/P] |
Former [1990/07] | For all designated states SEIKO EPSON CORPORATION 4-1, Nishishinjuku 2-chome Shinjuku-ku Tokyo-to / JP | Inventor(s) | 01 /
Iwamatsu, Seiichi c/o Seiko Epson Corporation 3-5, Owa 3-chome Suwa-shi Nagano-ken / JP | [1990/07] | Representative(s) | Blumbach Weser Bergen Kramer Zwirner Hoffmann Patentanwälte Radeckestrasse 43 81245 München / DE | [N/P] |
Former [1990/07] | Blumbach Weser Bergen Kramer Zwirner Hoffmann Patentanwälte Radeckestrasse 43 D-81245 München / DE | Application number, filing date | 89114205.1 | 01.08.1989 | [1990/07] | Priority number, date | JP19880197671 | 08.08.1988 Original published format: JP 19767188 | JP19880225717 | 09.09.1988 Original published format: JP 22571788 | [1990/07] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0354449 | Date: | 14.02.1990 | Language: | EN | [1990/07] | Type: | A3 Search report | No.: | EP0354449 | Date: | 02.01.1991 | Language: | EN | [1991/01] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 15.11.1990 | Classification | IPC: | H01L29/04, H01L29/60, H01L29/784, H01L29/812 | [1990/07] | CPC: |
H01L21/02 (KR);
H01L29/045 (EP);
H01L29/42316 (EP);
H01L29/4236 (EP);
H01L29/78 (EP);
H01L29/8128 (EP)
| Designated contracting states | DE, FR, GB [1990/07] | Title | German: | Einkristall-Halbleitersubstrat | [1990/07] | English: | Semiconductor single crystal substrate | [1990/07] | French: | Substrat semi-conducteur monocristallin | [1990/07] | File destroyed: | 12.06.1999 | Examination procedure | 19.12.1990 | Examination requested [1991/09] | 02.07.1991 | Despatch of a communication from the examining division (Time limit: M06) | 04.01.1992 | Reply to a communication from the examining division | 03.06.1992 | Date of oral proceedings | 14.09.1992 | Despatch of communication that the application is refused, reason: substantive examination [1993/06] | 14.09.1992 | Minutes of oral proceedings despatched | 25.09.1992 | Application refused, date of legal effect [1993/06] | Fees paid | Renewal fee | 20.08.1991 | Renewal fee patent year 03 | 21.08.1992 | Renewal fee patent year 04 |
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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]JP61058228 ; | [A]EP0261666 (NEC CORP [JP]); | [A]US4455740 (IWAI HIROSHI [JP]) | [X] - PATENT ABSTRACTS OF JAPAN, vol. 10, no. 221 (E-424)[2277], 2nd August 1986; & JP-A-61 058 228 (OKI ELECTRIC IND. CO., LTD) 25-03-1986, & JP61058228 A 00000000 |