blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP3544179

EP3544179 - AMPLIFIER WITH BASE CURRENT REUSE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.12.2022
Database last updated on 09.09.2024
FormerThe patent has been granted
Status updated on  31.12.2021
FormerGrant of patent is intended
Status updated on  05.12.2021
FormerExamination is in progress
Status updated on  25.10.2021
FormerGrant of patent is intended
Status updated on  12.09.2021
FormerExamination is in progress
Status updated on  18.06.2021
FormerRequest for examination was made
Status updated on  06.03.2020
FormerThe application has been published
Status updated on  23.08.2019
Most recent event   Tooltip14.06.2024Lapse of the patent in a contracting state
New state(s): TR		published on 17.07.2024  [2024/29]
Applicant(s)For all designated states
Skyworks Solutions, Inc.
5260 California Avenue
Irvine, CA 92617 / US
[2022/08]
Former [2019/39]For all designated states
Skyworks Solutions, Inc.
20 Sylvan Road
Woburn, MA 01801 / US
Inventor(s)01 / Lehtola, Phillip John
c/o Skyworks Solutions Inc., 20 Sylvan Road
Woburn, MA Massachusetts 01801 / US
 [2019/39]
Representative(s)Isarpatent
Patent- und Rechtsanwälte Barth
Charles Hassa Peckmann & Partner mbB
Friedrichstrasse 31
80801 München / DE
[2022/05]
Former [2019/39]Isarpatent
Patent- und Rechtsanwälte Behnisch Barth Charles
Hassa Peckmann & Partner mbB
Friedrichstrasse 31
80801 München / DE
Application number, filing date19169307.618.09.2015
[2019/39]
Priority number, dateUS201462052956P19.09.2014         Original published format: US 201462052956 P
[2019/39]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3544179
Date:25.09.2019
Language:EN
[2019/39]
Type: B1 Patent specification 
No.:EP3544179
Date:02.02.2022
Language:EN
[2022/05]
Type: B8 Corrected title page of specification 
No.:EP3544179
Date:09.03.2022
[2022/10]
Search report(s)(Supplementary) European search report - dispatched on:EP27.08.2019
ClassificationIPC:H03F1/02, H03F1/30, H03F3/191, H03F3/24
[2019/39]
CPC:
H03F1/0283 (EP,US); H03F1/0222 (US); H03F1/0211 (EP,US);
H03F1/302 (EP,US); H03F1/56 (US); H03F3/19 (US);
H03F3/191 (EP,US); H03F3/21 (US); H03F3/211 (US);
H03F3/245 (EP,US); H03F2200/102 (EP,US); H03F2200/18 (EP,US);
H03F2200/222 (US); H03F2200/24 (EP,US); H03F2200/318 (US);
H03F2200/321 (EP,US); H03F2200/387 (US); H03F2200/411 (EP,US);
H03F2200/451 (US); H03F2200/516 (EP,US); H03F2203/21127 (US);
Y02D30/70 (EP) (-)
Designated contracting statesAL,   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 [2020/15]
Former [2019/39]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 
TitleGerman:VERSTÄRKER MIT BASISSTROMWIEDERVERWENDUNG[2019/39]
English:AMPLIFIER WITH BASE CURRENT REUSE[2019/39]
French:AMPLIFICATEUR AVEC RÉUTILISATION DU COURANT DE BASE[2019/39]
Examination procedure28.02.2020Amendment by applicant (claims and/or description)
28.02.2020Examination requested  [2020/15]
28.02.2020Date on which the examining division has become responsible
22.06.2021Despatch of a communication from the examining division (Time limit: M01)
19.07.2021Reply to a communication from the examining division
13.09.2021Communication of intention to grant the patent
22.10.2021Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
06.12.2021Communication of intention to grant the patent
22.12.2021Fee for grant paid
22.12.2021Fee for publishing/printing paid
22.12.2021Receipt of the translation of the claim(s)
Parent application(s)   TooltipEP15185853.7  / EP2999114
Opposition(s)03.11.2022No opposition filed within time limit [2023/02]
Fees paidRenewal fee
15.04.2019Renewal fee patent year 03
15.04.2019Renewal fee patent year 04
27.09.2019Renewal fee patent year 05
28.09.2020Renewal fee patent year 06
27.09.2021Renewal fee patent year 07
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipHU18.09.2015
AL02.02.2022
AT02.02.2022
CY02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
IT02.02.2022
LT02.02.2022
LV02.02.2022
MC02.02.2022
MK02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
TR02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
IE18.09.2022
LU18.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
[2024/29]
Former [2024/27]HU18.09.2015
AL02.02.2022
AT02.02.2022
CY02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
IT02.02.2022
LT02.02.2022
LV02.02.2022
MC02.02.2022
MK02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
IE18.09.2022
LU18.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
Former [2024/21]HU18.09.2015
AL02.02.2022
AT02.02.2022
CY02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
IT02.02.2022
LT02.02.2022
LV02.02.2022
MC02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
IE18.09.2022
LU18.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
Former [2024/18]HU18.09.2015
AL02.02.2022
AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
IT02.02.2022
LT02.02.2022
LV02.02.2022
MC02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
IE18.09.2022
LU18.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
Former [2023/42]AL02.02.2022
AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
IT02.02.2022
LT02.02.2022
LV02.02.2022
MC02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
IE18.09.2022
LU18.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
Former [2023/35]AL02.02.2022
AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
IT02.02.2022
LT02.02.2022
LV02.02.2022
MC02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
IE18.09.2022
LU18.09.2022
CH30.09.2022
LI30.09.2022
Former [2023/33]AL02.02.2022
AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
MC02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
IE18.09.2022
LU18.09.2022
Former [2023/30]AL02.02.2022
AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
MC02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
LU18.09.2022
Former [2023/22]AL02.02.2022
AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
MC02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
Former [2023/10]AL02.02.2022
AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SI02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
Former [2023/01]AL02.02.2022
AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
Former [2022/49]AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SK02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
Former [2022/48]AT02.02.2022
CZ02.02.2022
DK02.02.2022
EE02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
Former [2022/47]AT02.02.2022
DK02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
NL02.02.2022
PL02.02.2022
RO02.02.2022
RS02.02.2022
SE02.02.2022
SM02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
Former [2022/46]AT02.02.2022
DK02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
NL02.02.2022
PL02.02.2022
RS02.02.2022
SE02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
Former [2022/42]AT02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
NL02.02.2022
PL02.02.2022
RS02.02.2022
SE02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
IS02.06.2022
PT02.06.2022
Former [2022/39]AT02.02.2022
ES02.02.2022
FI02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
NL02.02.2022
PL02.02.2022
RS02.02.2022
SE02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
PT02.06.2022
Former [2022/36]AT02.02.2022
ES02.02.2022
HR02.02.2022
LT02.02.2022
LV02.02.2022
NL02.02.2022
PL02.02.2022
RS02.02.2022
SE02.02.2022
BG02.05.2022
NO02.05.2022
GR03.05.2022
PT02.06.2022
Former [2022/35]ES02.02.2022
HR02.02.2022
LT02.02.2022
NL02.02.2022
RS02.02.2022
SE02.02.2022
BG02.05.2022
NO02.05.2022
PT02.06.2022
Former [2022/34]ES02.02.2022
LT02.02.2022
NL02.02.2022
NO02.05.2022
PT02.06.2022
Former [2022/33]LT02.02.2022
NO02.05.2022
Documents cited:Search[XI]US6020848  (WALLACE JACK E [US], et al) [X] 18 * abstract * * column 5, line 48 - column 7, line 5 * * figures 3,7 * [I] 1,9;
 [XI]US2006145737  (YAMAMOTO KAZUYA [JP], et al) [X] 18 * abstract * * figures 1-2 * * paragraphs [0006] , [0008] - [0011] - [0025] - [0056] * * claim 1 * [I] 1-15,19,20;
 [XI]US2012154054  (KACZMAN DANIEL LEE [US], et al) [X] 9,10,13-19 * paragraphs [0064] - [0157]; figures 2,4A,5A,7,8,10 * * abstract * [I] 1-8,11,12,20;
 [A]  - MARUHASHI K ET AL, "A KA-BAND MONOLITHIC LOW NOISE AMPLIFIER WITH A CURRENT-REUSE BIAS CIRCUIT", NEC RESEARCH AND DEVELOPMENT, NIPPON ELECTRIC LTD. TOKYO, JP, (20011001), vol. 42, no. 4, ISSN 0547-051X, pages 405 - 410, XP001092573 [A] 1-20 * page 405, column L, line 2 - page 409, column R, line 8; figures 6,7 *
 [A]  - DAEHYUN KANG ET AL, "Envelope-tracking two-stage power amplifiers", MICROWAVE INTEGRATED CIRCUITS CONFERENCE (EUMIC), 2011 EUROPEAN, IEEE, (20111010), ISBN 978-1-61284-236-3, pages 644 - 647, XP032073184 [A] 1-20 * abstract * * figures 1a,1b * * I. INTRODUCTION *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.