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Extract from the Register of European Patents

EP About this file: EP1397024

EP1397024 - Control circuit for small electrodynamic transducers in audio systems depending on the input signal characteristics [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.06.2010
Database last updated on 14.03.2026
Most recent event   Tooltip07.10.2011Lapse of the patent in a contracting state
New state(s): CY, TR		published on 09.11.2011  [2011/45]
Applicant(s)For all designated states
Sony Ericsson Mobile Communications AB
Nya Vattentornet
221 88 Lund / SE
[2009/31]
Former [2004/11]For all designated states
Sony Ericsson Mobile Communications AB
Nya Vattentornet
221 88 Lund / SE
Inventor(s)01 / Lechner, Thomas, Sony Ericsson Mobile Comm.Int.AB
German Branch, Heisenbergbogen 1
85609 Aschheim-Dornach / DE
 [2004/11]
Representative(s)Banzer, Hans-Jörg, et al
Kraus & Weisert
Patentanwälte PartGmbB
Thomas-Wimmer-Ring 15
80539 München / DE
[N/P]
Former [2008/45]Banzer, Hans-Jörg, et al
Kraus & Weisert Patent- und Rechtsanwälte Thomas-Wimmer-Ring 15
80539 München / DE
Former [2004/11]Körber, Martin, Dipl.-Phys., et al
Mitscherlich & Partner Patentanwälte Sonnenstrasse 33
80331 München / DE
Application number, filing date02017613.705.08.2002
[2004/11]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1397024
Date:10.03.2004
Language:EN
[2004/11]
Type: B1 Patent specification 
No.:EP1397024
Date:29.07.2009
Language:EN
[2009/31]
Search report(s)(Supplementary) European search report - dispatched on:EP26.01.2004
ClassificationIPC:H04R25/00, H03G9/02
[2004/11]
CPC:
H03G9/005 (EP,US); H03G9/025 (EP,US); H04R3/00 (EP,US);
H04R25/356 (EP,US)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   SK,   TR [2004/11]
TitleGerman:Schaltung zur Ansteuerung kleiner elektrodynamischer Wandler in Audiosystemen in Abhängigkeit von Merkmalen des Eingangssignals[2009/08]
English:Control circuit for small electrodynamic transducers in audio systems depending on the input signal characteristics[2004/11]
French:Circuit de commande pour petits transducteurs électrodynamiques dans des systèmes audio dépendent des caractéristiques du signal entrant[2004/11]
Former [2004/11]Ansteuerschaltung für Kleine Elektrodynamischen Wandlern in Audiosystemen abhängig von Eingangssignalmerkmale
Examination procedure22.06.2004Examination requested  [2004/35]
10.02.2009Communication of intention to grant the patent
10.06.2009Fee for grant paid
10.06.2009Fee for publishing/printing paid
Opposition(s)03.05.2010No opposition filed within time limit [2010/27]
Fees paidRenewal fee
30.08.2004Renewal fee patent year 03
30.08.2005Renewal fee patent year 04
30.08.2006Renewal fee patent year 05
30.08.2007Renewal fee patent year 06
31.03.2008Renewal 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  TooltipAT29.07.2009
BE29.07.2009
CY29.07.2009
CZ29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
IT29.07.2009
NL29.07.2009
SE29.07.2009
SK29.07.2009
TR29.07.2009
IE05.08.2009
LU05.08.2009
CH31.08.2009
LI31.08.2009
MC31.08.2009
BG29.10.2009
GR30.10.2009
ES09.11.2009
PT29.11.2009
[2011/44]
Former [2011/21]AT29.07.2009
BE29.07.2009
CZ29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
IT29.07.2009
NL29.07.2009
SE29.07.2009
SK29.07.2009
IE05.08.2009
LU05.08.2009
CH31.08.2009
LI31.08.2009
MC31.08.2009
BG29.10.2009
GR30.10.2009
ES09.11.2009
PT29.11.2009
Former [2011/14]AT29.07.2009
BE29.07.2009
CZ29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
IT29.07.2009
NL29.07.2009
SE29.07.2009
SK29.07.2009
IE05.08.2009
CH31.08.2009
LI31.08.2009
MC31.08.2009
BG29.10.2009
GR30.10.2009
ES09.11.2009
PT29.11.2009
Former [2010/47]AT29.07.2009
BE29.07.2009
CZ29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
SK29.07.2009
IE05.08.2009
CH31.08.2009
LI31.08.2009
MC31.08.2009
BG29.10.2009
GR30.10.2009
ES09.11.2009
PT29.11.2009
Former [2010/35]AT29.07.2009
BE29.07.2009
CZ29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
SK29.07.2009
IE05.08.2009
CH31.08.2009
LI31.08.2009
MC31.08.2009
BG29.10.2009
ES09.11.2009
PT29.11.2009
Former [2010/25]AT29.07.2009
BE29.07.2009
CZ29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
SK29.07.2009
CH31.08.2009
LI31.08.2009
MC31.08.2009
BG29.10.2009
ES09.11.2009
PT29.11.2009
Former [2010/24]AT29.07.2009
CZ29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
SK29.07.2009
CH31.08.2009
LI31.08.2009
MC31.08.2009
BG29.10.2009
ES09.11.2009
PT29.11.2009
Former [2010/22]AT29.07.2009
CZ29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
CH31.08.2009
LI31.08.2009
MC31.08.2009
BG29.10.2009
ES09.11.2009
PT29.11.2009
Former [2010/21]AT29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
CH31.08.2009
LI31.08.2009
MC31.08.2009
BG29.10.2009
ES09.11.2009
PT29.11.2009
Former [2010/20]AT29.07.2009
DK29.07.2009
EE29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
MC31.08.2009
BG29.10.2009
ES09.11.2009
PT29.11.2009
Former [2010/18]AT29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
MC31.08.2009
BG29.10.2009
ES09.11.2009
PT29.11.2009
Former [2010/16]AT29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
MC31.08.2009
ES09.11.2009
PT29.11.2009
Former [2010/10]AT29.07.2009
FI29.07.2009
NL29.07.2009
SE29.07.2009
ES09.11.2009
Former [2010/09]AT29.07.2009
FI29.07.2009
SE29.07.2009
ES09.11.2009
Former [2010/08]AT29.07.2009
SE29.07.2009
ES09.11.2009
Documents cited:Search[XA] US5278912  (WALDHAUER FRED et al.) [X] 1,3,4,8,9 * column 4, line 26 - column 5, line 41 * * column 6, line 41 - column 7, line 33 * * column 17, line 38 - line 67; figures 1,2 *[A] 14,26-28
 [XA] US6198830  (HOLUBE INGA et al.) [X] 1,3,4,8,9 * the whole document *[A] 14,26-28
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.