EP0430049 - Interpolation circuit of chrominance signal of a pal color television signal [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 10.01.1997 Database last updated on 09.09.2024 | Most recent event Tooltip | 10.01.1997 | No opposition filed within time limit | published on 26.02.1997 [1997/09] | Applicant(s) | For all designated states Hitachi, Ltd. 6, Kanda Surugadai 4-chome Chiyoda-ku Tokyo 101 / JP | [N/P] |
Former [1991/23] | For all designated states HITACHI, LTD. 6, Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 101 / JP | Inventor(s) | 01 /
Kudo, Koji Hitachi Owadaryo, 48-18 Akatsukicho-1-chome, Hachioji-shi / JP | 02 /
Achiha, Masahiko 19-16, Higashicho-7-chome Iruma-shi / JP | [1991/23] | Representative(s) | Strehl Schübel-Hopf & Partner Maximilianstrasse 54 80538 München / DE | [N/P] |
Former [1991/23] | Strehl Schübel-Hopf Groening & Partner Maximilianstrasse 54 D-80538 München / DE | Application number, filing date | 90122227.3 | 20.11.1990 | [1991/23] | Priority number, date | JP19890300797 | 21.11.1989 Original published format: JP 30079789 | [1991/23] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0430049 | Date: | 05.06.1991 | Language: | EN | [1991/23] | Type: | A3 Search report | No.: | EP0430049 | Date: | 08.07.1992 | Language: | EN | [1992/28] | Type: | B1 Patent specification | No.: | EP0430049 | Date: | 06.03.1996 | Language: | EN | [1996/10] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.05.1992 | Classification | IPC: | H04N9/78 | [1991/23] | CPC: |
H04N9/78 (EP);
H04N9/646 (EP)
| Designated contracting states | DE, GB [1991/23] | Title | German: | Chrominanzsignalinterpolationsschaltung eines PAL-Farbfernsehsignals | [1991/23] | English: | Interpolation circuit of chrominance signal of a pal color television signal | [1991/23] | French: | Circuit d'interpolation de signal de chrominance pour un signal de télévision couleur du type PAL | [1991/23] | Examination procedure | 12.12.1990 | Examination requested [1991/23] | 08.02.1995 | Despatch of communication of intention to grant (Approval: Yes) | 28.08.1995 | Communication of intention to grant the patent | 27.11.1995 | Fee for grant paid | 27.11.1995 | Fee for publishing/printing paid | Opposition(s) | 07.12.1996 | No opposition filed within time limit [1997/09] | Fees paid | Renewal fee | 27.11.1992 | Renewal fee patent year 03 | 29.11.1993 | Renewal fee patent year 04 | 28.11.1994 | Renewal fee patent year 05 | 27.11.1995 | Renewal fee patent year 06 |
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