EP0540052 - Ripple-free phase detector using two sample-and-hold circuits [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 04.06.1999 Database last updated on 31.08.2024 | Most recent event Tooltip | 04.06.1999 | No opposition filed within time limit | published on 21.07.1999 [1999/29] | Applicant(s) | For all designated states NEC Corporation 7-1, Shiba 5-chome Minato-ku Tokyo 108-8001 / JP | [N/P] |
Former [1993/18] | For all designated states NEC CORPORATION 7-1, Shiba 5-chome Minato-ku Tokyo / JP | Inventor(s) | 01 /
Ichihara, Masaki, c/o NEC CORPORATION 7-1, Shiba 5-chome, Minato-ku Tokyo / JP | [1993/18] | Representative(s) | Vossius & Partner Patentanwälte Rechtsanwälte mbB Siebertstrasse 3 81675 München / DE | [N/P] |
Former [1995/52] | VOSSIUS & PARTNER Postfach 86 07 67 D-81634 München / DE | ||
Former [1993/18] | VOSSIUS & PARTNER P.O. Box 86 07 67 D-81634 München / DE | Application number, filing date | 92118718.3 | 02.11.1992 | [1993/18] | Priority number, date | JP19910313437 | 31.10.1991 Original published format: JP 31343791 | [1993/18] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0540052 | Date: | 05.05.1993 | Language: | EN | [1993/18] | Type: | B1 Patent specification | No.: | EP0540052 | Date: | 29.07.1998 | Language: | EN | [1998/31] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 26.02.1993 | Classification | IPC: | H03D13/00 | [1993/18] | CPC: |
H03D13/006 (EP,US)
| Designated contracting states | DE, ES, FR, GB, IT, NL, SE [1993/18] | Title | German: | Brummspannungsfreier Phasendetektor unter Verwendung von zwei Abtast-Halteschaltungen | [1998/31] | English: | Ripple-free phase detector using two sample-and-hold circuits | [1993/18] | French: | Détecteur de phase sans ondulation, utilisant deux circuits à échantillonnage | [1993/18] |
Former [1993/18] | Störspannungsfreier Phasendetektor unter Verwendung von zwei Abtast-Halteschaltungen | Examination procedure | 05.03.1993 | Examination requested [1993/18] | 27.12.1995 | Despatch of a communication from the examining division (Time limit: M06) | 08.07.1996 | Reply to a communication from the examining division | 25.03.1997 | Despatch of communication of intention to grant (Approval: No) | 01.10.1997 | Despatch of communication of intention to grant (Approval: later approval) | 28.01.1998 | Communication of intention to grant the patent | 04.03.1998 | Fee for grant paid | 04.03.1998 | Fee for publishing/printing paid | Opposition(s) | 30.04.1999 | No opposition filed within time limit [1999/29] | Fees paid | Renewal fee | 29.11.1994 | Renewal fee patent year 03 | 29.11.1995 | Renewal fee patent year 04 | 29.11.1996 | Renewal fee patent year 05 | 28.11.1997 | 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 | [X]EP0414392 (PLESSEY OVERSEAS [GB]); | [A]GB2054298 (PHILIPS NV); | [A]US5006819 (BUCHAN WILLIAM A [US], et al) |