EP3656054 - MULTISTAGE DOHERTY POWER AMPLIFIER AND TRANSMITTER [Right-click to bookmark this link] | Status | The application has been refused Status updated on 06.10.2023 Database last updated on 09.09.2024 | |
Former | Examination is in progress Status updated on 27.08.2021 | ||
Former | Request for examination was made Status updated on 24.04.2020 | ||
Former | The international publication has been made Status updated on 26.01.2019 | Most recent event Tooltip | 06.10.2023 | Refusal of application | published on 08.11.2023 [2023/45] | Applicant(s) | For all designated states Telefonaktiebolaget LM Ericsson (publ) 164 83 Stockholm / SE | [2020/22] | Inventor(s) | 01 /
WANG, Zhancang No. 5 Lize East Street Chaoyang District BEIJING 100102 / CN | [2020/22] | Representative(s) | Laqua, Bernd Christian Kurt Wuesthoff & Wuesthoff Patentanwälte und Rechtsanwalt PartG mbB Schweigerstraße 2 81541 München / DE | [N/P] |
Former [2020/22] | Laqua, Bernd Christian Kurt Wuesthoff & Wuesthoff Patentanwälte PartG mbB Schweigerstraße 2 81541 München / DE | Application number, filing date | 17918391.8 | 21.07.2017 | [2020/22] | WO2017CN93777 | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2019014909 | Date: | 24.01.2019 | Language: | EN | [2019/04] | Type: | A1 Application with search report | No.: | EP3656054 | Date: | 27.05.2020 | Language: | EN | The application published by WIPO in one of the EPO official languages on 24.01.2019 takes the place of the publication of the European patent application. | [2020/22] | Search report(s) | International search report - published on: | CN | 24.01.2019 | (Supplementary) European search report - dispatched on: | EP | 02.02.2021 | Classification | IPC: | H03F3/68, H03F1/02, H03F3/24 | [2021/09] | CPC: |
H03F1/0288 (EP,KR,US);
H04B1/0475 (US);
H03F3/04 (RU);
H03F3/211 (US);
H03F3/245 (EP,KR);
H03F3/68 (EP,KR,RU);
H03F2200/451 (US);
H04B2001/0408 (US);
H04L27/2614 (US);
H04W84/042 (US)
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Former IPC [2020/22] | H03F3/68 | Designated contracting states | AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2020/22] | Title | German: | MEHRSTUFIGER DOHERTY-LEISTUNGSVERSTÄRKER UND SENDER | [2020/22] | English: | MULTISTAGE DOHERTY POWER AMPLIFIER AND TRANSMITTER | [2020/22] | French: | AMPLIFICATEUR DE PUISSANCE DOHERTY À ÉTAGES MULTIPLES ET ÉMETTEUR | [2020/22] | Entry into regional phase | 05.11.2019 | National basic fee paid | 05.11.2019 | Search fee paid | 05.11.2019 | Designation fee(s) paid | 05.11.2019 | Examination fee paid | Examination procedure | 05.11.2019 | Examination requested [2020/22] | 04.08.2021 | Amendment by applicant (claims and/or description) | 30.08.2021 | Despatch of a communication from the examining division (Time limit: M04) | 07.01.2022 | Reply to a communication from the examining division | 08.06.2023 | Cancellation of oral proceeding that was planned for 14.06.2023 | 14.06.2023 | Date of oral proceedings (cancelled) | 20.06.2023 | Despatch of communication that the application is refused, reason: substantive examination [2023/45] | 30.06.2023 | Application refused, date of legal effect [2023/45] | Fees paid | Renewal fee | 30.01.2020 | Renewal fee patent year 03 | 27.07.2020 | Renewal fee patent year 04 | 27.07.2021 | Renewal fee patent year 05 | 27.07.2022 | Renewal fee patent year 06 | Penalty fee | Additional fee for renewal fee | 31.07.2023 | 07   M06   Not yet paid |
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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 | [A]US2006044060 (SHIIKUMA KAZUMI [JP]) [A] 1-14 * paragraph [0029]; figure 2 *; | [A]CN101783652 (XIAOLONG GU) [A] 1-14* abstract *; | [A]EP2608400 (NXP BV [NL]) [A] 1-14 * abstract *; | [XI]CN102355198B (UNIV SHENZHEN) [X] 1,2,12,14 * abstract * [I] 3-11,13; | [A]WO2017036093 (ZTE CORP [CN]) [A] 1-14 * abstract *; | [A]US9667199 (MCLAREN ROY [US]) [A] 1-14 * column 6, line 64 - column 7, line 12; figure 2 *; | [XI] - JINGCHU HE ET AL, "A 500-W high efficiency LDMOS classical three-way Doherty amplifier for base-station applications", 2016 IEEE MTT-S INTERNATIONAL MICROWAVE SYMPOSIUM (IMS), IEEE, (20160522), doi:10.1109/MWSYM.2016.7540133, pages 1 - 4, XP032941157 [X] 1,2,12,14 * abstract * * page 2, column rh, paragraph 2; figure 3 * [I] 3-11,13 DOI: http://dx.doi.org/10.1109/MWSYM.2016.7540133 | International search | [A]US2006044060 (SHIIKUMA KAZUMI [JP]) [A] 1-20 * the whole document *; | [A]CN101783652 (XIAOLONG GU) [A] 1-20* the whole document *; | [A]US2012025915 (UI NORIHIKO [JP]) [A] 1-20 * description, paragraphs [0030]-[0034], FIG. 5 * | by applicant | CN102355198 | - JINGCHU HE, "A 500-W High Efficiency LDMOS Classical Three-way Doherty Amplifier for Base-Station Applications", Transactions on the 2016 IEEE MTT-S International Microwave Symposium, (20160522), doi:10.1109/MWSYM.2016.7540133, pages 1 - 4, XP032941157 DOI: http://dx.doi.org/10.1109/MWSYM.2016.7540133 |