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EP1876714
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EP About this file: EP1876714
| EP1876714 - High speed digital to analog converter [Right-click to bookmark this link] | Status | The application has been refused Status updated on 31.05.2013 Database last updated on 17.05.2024 | Most recent event Tooltip | 31.05.2013 | Refusal of application | published on 03.07.2013 [2013/27] | Applicant(s) | For all designated states Ciena Luxembourg S.a.r.l. 560A rue de Neudorf 2220 Luxembourg / LU | [2010/51] |
| Former [2008/02] | For all designated states Nortel Networks Limited 2351 Boulevard Alfred-Nobel St Laurent, Québec H4S 2A9 / CA | Inventor(s) | 01 /
Taraschuk, Terrance 60 Forrest Hill Avenue Ottawa Ontario K2C 1P6 / CA | 02 /
Roberts, Kim 10 Mission Inn Grove Nepean Ontario K2R 1C6 / CA | 03 /
Strawczynski, Leo 479 Highland Avenue Ottawa Ontario K2A 2J5 / CA | [2008/02] | Representative(s) | Mabey, Katherine Frances, et al Dehns St Bride's House 10 Salisbury Square London EC4Y 8JD / GB | [N/P] |
| Former [2012/22] | Mabey, Katherine Frances, et al Dehns St Bride's House 10 Salisbury Square London EC4Y 8JD / GB | ||
| Former [2010/32] | Jeffrey, Philip Michael, et al Dehns St Bride's House 10 Salisbury Square London EC4Y 8JD / GB | ||
| Former [2008/46] | Ertl, Nicholas Justin Elkington and Fife LLP Prospect House 8 Pembroke Road Sevenoaks Kent TN13 1XR / GB | ||
| Former [2008/02] | Hermele, Daniel Stephen Nortel Networks Intellectual Property Law Group London Road Harlow, Essex CM17 9NA / GB | Application number, filing date | 07018472.6 | 25.05.2004 | [2008/02] | Priority number, date | US20030457528 | 10.06.2003 Original published format: US 457528 | [2008/02] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP1876714 | Date: | 09.01.2008 | Language: | EN | [2008/02] | Type: | A3 Search report | No.: | EP1876714 | Date: | 23.01.2008 | [2008/04] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.12.2007 | Classification | IPC: | H03M1/08 | [2008/02] | CPC: |
H03M1/0836 (EP,US);
H01S3/0085 (EP);
H03M1/74 (EP,US)
| Designated contracting states | DE, FR, GB [2008/02] | Title | German: | Schneller Analog-Digital-Wandler | [2008/02] | English: | High speed digital to analog converter | [2008/02] | French: | Convertisseur numérique-analogique à grande vitesse | [2008/02] | Examination procedure | 16.04.2008 | Examination requested [2008/22] | 20.05.2008 | Despatch of a communication from the examining division (Time limit: M06) | 26.11.2008 | Reply to a communication from the examining division | 11.03.2010 | Despatch of a communication from the examining division (Time limit: M04) | 21.07.2010 | Reply to a communication from the examining division | 10.10.2012 | Application refused, date of legal effect [2013/27] | 10.10.2012 | Date of oral proceedings | 04.01.2013 | Minutes of oral proceedings despatched | 07.01.2013 | Despatch of communication that the application is refused, reason: substantive examination [2013/27] | Parent application(s) Tooltip | EP04734648.1 / EP1636905 | Divisional application(s) | The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued (EP20040734648) is 26.03.2007 | Fees paid | Renewal fee | 21.01.2008 | Renewal fee patent year 03 | 21.01.2008 | Renewal fee patent year 04 | 18.04.2008 | Renewal fee patent year 05 | 22.04.2009 | Renewal fee patent year 06 | 07.05.2010 | Renewal fee patent year 07 | 11.05.2011 | Renewal fee patent year 08 | 26.03.2012 | Renewal fee patent year 09 |
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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 | [XY]US4291277 (DAVIS ROBERT C, et al) [X] 1-3 * figure 4 * [Y] 4-7; | [X]US4977403 (LARSON LAWRENCE E [US]) [X] 1 * figure 3 *; | [A]US5394122 (CONWAY PATRICK H [US], et al) [A] 1-7 * figure 3 *; | [Y]JP2000299662 (MITSUBISHI ELECTRIC CORP) [Y] 1,4,6 * abstract *; | [A]EP1047185 (SECURICOR WIRELESS TECHNOLOGY [GB]) [A] 1-7 * figure 1 *; | [XY]WO0108293 (WIRELESS SYSTEMS INT LTD [GB], et al) [X] 2,3 * figure 3 * [Y] 1,4-7; | [XY]WO02067521 (QUELLAN INC [US]) [X] 1-3 * page 11, line 11 - line 13 * * page 17, line 19 - line 25 * * page 21, line 18 - line 20 * * page 20, lines 7-9 - lines 17-20; figure 6 * [Y] 4-7; | [XY] - CATALTEPE T ET AL, "Digitally corrected multi-bit Sigma Delta data converters", ISCAS, (19890508), pages 647 - 650, XP010084892 [X] 1,2 * page 647, column LEFT; figure 2 * [Y] 7 | [A] - KAMOTO T ET AL, "AN 8-BIT 2-NS MONOLITHIC DAC", IEEE JOURNAL OF SOLID-STATE CIRCUITS, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, (19880201), vol. 23, no. 1, ISSN 0018-9200, pages 142 - 146, XP000579903 [A] 1-7 * figure 1 * DOI: http://dx.doi.org/10.1109/4.270 | Examination | EP1876713 |