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EP0887922
European procedure
Extract from the Register of European Patents
EP About this file: EP0887922
| EP0887922 - Predistortion to improve linearity of an amplifier [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 12.08.2005 Database last updated on 26.07.2024 | Most recent event Tooltip | 12.08.2005 | No opposition filed within time limit | published on 28.09.2005 [2005/39] | Applicant(s) | For all designated states THE WHITAKER CORPORATION 4550 New Linden Hill Road, Suite 450 Wilmington, Delaware 19808 / US | [N/P] |
| Former [2004/41] | For all designated states THE WHITAKER CORPORATION 4550 New Linden Hill Road, Suite 450 Wilmington, Delaware 19808 / US | ||
| Former [1999/01] | For all designated states THE WHITAKER CORPORATION 4550 New Linden Hill Road, Suite 450 Wilmington, Delaware 19808 / US | Inventor(s) | 01 /
Zhang, Xiangdong 25 Royal Crest Drive, No. 12 Nashua, New Hampshire 03060 / US | [1999/01] | Representative(s) | Johnstone, Douglas Ian, et al Baron Warren Redfern 1000 Great West Road Brentford TW8 9DW / GB | [N/P] |
| Former [1999/01] | Johnstone, Douglas Ian, et al Baron & Warren, 18 South End Kensington, London W8 5BU / GB | Application number, filing date | 98305003.0 | 25.06.1998 | [1999/01] | Priority number, date | US19970884424 | 27.06.1997 Original published format: US 884424 | [1999/01] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0887922 | Date: | 30.12.1998 | Language: | EN | [1998/53] | Type: | B1 Patent specification | No.: | EP0887922 | Date: | 06.10.2004 | Language: | EN | [2004/41] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 02.09.1998 | Classification | IPC: | H03F1/32 | [1999/01] | CPC: |
H03F1/22 (EP,US);
H03F1/3276 (EP,US)
| Designated contracting states | DE, FR, GB [1999/36] |
| Former [1999/01] | AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE | Title | German: | Vorverzerrung zur Linearitätsverbesserung eines Verstärkers | [1999/01] | English: | Predistortion to improve linearity of an amplifier | [1999/01] | French: | Prédistorsion pour améliorer la linéarité d'un ampflicateur | [1999/01] | Examination procedure | 29.06.1999 | Examination requested [1999/34] | 05.02.2002 | Despatch of a communication from the examining division (Time limit: M06) | 02.08.2002 | Reply to a communication from the examining division | 05.09.2002 | Despatch of a communication from the examining division (Time limit: M04) | 03.01.2003 | Reply to a communication from the examining division | 24.02.2004 | Communication of intention to grant the patent | 29.07.2004 | Fee for grant paid | 29.07.2004 | Fee for publishing/printing paid | Opposition(s) | 07.07.2005 | No opposition filed within time limit [2005/39] | Fees paid | Renewal fee | 05.06.2000 | Renewal fee patent year 03 | 05.06.2001 | Renewal fee patent year 04 | 07.06.2002 | Renewal fee patent year 05 | 04.06.2003 | Renewal fee patent year 06 | 04.06.2004 | 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 | [X]US4156283 (GILBERT BARRIE [US]) [X] 1-5 * the whole document *; | [X]US4075574 (GILBERT BARRIE) [X] 1-5 * the whole document *; | [A]FR2136214 (PHILIPS NV) [A] 1-3,5 * page 7, line 7 - page 8, line 9; figure 2 *; | [A]GB2263034 (HARRIS CORP [US]) [A] 1-3,5 * page 5, line 11 - page 7, line 31; figures 1,2 *; | [A]DE2203632 (SIEMENS AG) [A] 1-3 * the whole document * |