EP0635843 - Differential sample and hold circuit [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 17.05.2002 Database last updated on 22.08.2024 | Most recent event Tooltip | 22.08.2008 | Change - applicant | published on 24.09.2008 [2008/39] | Applicant(s) | For all designated states Koninklijke Philips Electronics N.V. Groenewoudseweg 1 5621 BA Eindhoven / NL | [2008/39] |
Former [2001/28] | For all designated states Koninklijke Philips Electronics N.V. Groenewoudseweg 1 5621 BA Eindhoven / NL | ||
Former [1995/04] | For all designated states PHILIPS ELECTRONICS N.V. Groenewoudseweg 1 NL-5621 BA Eindhoven / NL | Inventor(s) | 01 /
van de Plassche, Rudy Société Civile S.P.I.D., 156, Boulevard Haussmann F-75008 Paris / FR | [1995/04] | Representative(s) | Chaffraix, Jean Société Civile SPID, 156, Boulevard Haussmann 75008 Paris / FR | [N/P] |
Former [1995/04] | Chaffraix, Jean Société Civile S.P.I.D. 156, Boulevard Haussmann F-75008 Paris / FR | Application number, filing date | 94202064.5 | 15.07.1994 | [1995/04] | Priority number, date | FR19930009054 | 22.07.1993 Original published format: FR 9309054 | [1995/04] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0635843 | Date: | 25.01.1995 | Language: | FR | [1995/04] | Type: | B1 Patent specification | No.: | EP0635843 | Date: | 11.07.2001 | Language: | FR | [2001/28] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.11.1994 | Classification | IPC: | G11C27/02 | [1995/04] | CPC: |
G11C27/026 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1995/04] | Title | German: | Differenz-Abtast- und Halteschaltung | [1995/04] | English: | Differential sample and hold circuit | [1995/04] | French: | Circuit échantillonneur differentiel | [1995/04] | Examination procedure | 25.07.1995 | Examination requested [1995/38] | 18.12.1997 | Despatch of a communication from the examining division (Time limit: M06) | 17.06.1998 | Reply to a communication from the examining division | 23.03.1999 | Despatch of a communication from the examining division (Time limit: M06) | 24.09.1999 | Reply to a communication from the examining division | 21.08.2000 | Despatch of communication of intention to grant (Approval: Yes) | 14.12.2000 | Communication of intention to grant the patent | 26.03.2001 | Fee for grant paid | 26.03.2001 | Fee for publishing/printing paid | Opposition(s) | 12.04.2002 | No opposition filed within time limit [2002/27] | Fees paid | Renewal fee | 31.07.1996 | Renewal fee patent year 03 | 31.07.1997 | Renewal fee patent year 04 | 31.07.1998 | Renewal fee patent year 05 | 02.08.1999 | Renewal fee patent year 06 | 31.07.2000 | Renewal fee patent year 07 |
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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 | [Y]EP0446880 (BENGEL DAVID W [US]) [Y] 1 * page 7, line 6 - page 8, line 44; figures 1-5 * * page 12, line 39 - page 13, line 29; figures 12,13 *; | [Y]EP0398778 (THOMSON COMPOSANTS MICROONDES [FR]) [Y] 1 * column 3, line 14 - column 4, line 11; figure 3 *; | [DA] - VORENKAMP ET AL, "Fully Bipolar, 120-Msample/s 10-b Track -and-Hold Circuit", IEEE JOURNAL OF SOLID-STATE CIRCUITS, NEW YORK US, (199207), vol. 27, no. 7, doi:doi:10.1109/4.142593, pages 988 - 992, XP000304436 [DA] 2 * figure 5 * DOI: http://dx.doi.org/10.1109/4.142593 | by applicant | EP0398778 |