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Extract from the Register of European Patents

EP About this file: EP1335614

EP1335614 - Improvements in DTMF tone detection [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  12.09.2008
Database last updated on 14.09.2024
Most recent event   Tooltip25.02.2011Lapse of the patent in a contracting state
New state(s): IT		published on 30.03.2011  [2011/13]
Applicant(s)For all designated states
Hewlett-Packard Company
3000 Hanover Street
Palo Alto, CA 94304 / US
[N/P]
Former [2008/38]For all designated states
Hewlett-Packard Company (a Delaware Corporation)
3000 Hanover Street
Palo ALto CA 94304 / US
Former [2007/45]For all designated states
Hewlett Packard Company, a Delaware Corporation
3000 Hanover Street
Palo Alto, CA 94304 / US
Former [2003/33]For all designated states
Hewlett Packard Company, a Delaware Corporation
3000 Hanover Street
Palo Alto, CA 94304 / US
Inventor(s)01 / Sauvage, Pierre
4 Impasse des Gourgy
38450 Notre Dame de Commiers / FR
02 / Morlat, Simon
35 avenue de Vizille, Apt 42
38000 Grenoble / FR
 [2003/33]
Representative(s)Lloyd, Richard Graham, et al
Hewlett Packard Espanola, SL
Legal Department
Cami de Can Graells, 1-21
08174 Saint Cugat del Vallés
Barcelona / ES
[N/P]
Former [2009/26]Lloyd, Richard Graham, et al
Hewlett Packard CCF IP Section - Legal Department 5, Avenue Raymond Chanas-Eybens
38053 Grenoble Cedex 09 / FR
Former [2003/33]Lloyd, Richard Graham, et al
Intellectual Property Section, Legal Department, HEWLETT-PACKARD FRANCE, Etablissement de Grenoble
38053 Grenoble Cedex 9 / FR
Application number, filing date02354026.308.02.2002
[2003/33]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1335614
Date:13.08.2003
Language:EN
[2003/33]
Type: B1 Patent specification 
No.:EP1335614
Date:07.11.2007
Language:EN
[2007/45]
Search report(s)(Supplementary) European search report - dispatched on:EP26.07.2002
ClassificationIPC:H04Q1/453, H04Q1/457
[2003/33]
CPC:
H04Q1/457 (EP,US)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   TR [2003/33]
TitleGerman:Verbesserungen in Beziehung zur Detektion eines Zweitonmehrfrequenzsignales[2003/33]
English:Improvements in DTMF tone detection[2003/33]
French:Améliorations concernant la détéction d'un signal DTMF[2003/33]
Examination procedure09.02.2004Examination requested  [2004/15]
27.01.2006Despatch of a communication from the examining division (Time limit: M06)
12.06.2006Reply to a communication from the examining division
23.06.2006Despatch of a communication from the examining division (Time limit: M06)
18.12.2006Reply to a communication from the examining division
21.05.2007Communication of intention to grant the patent
17.09.2007Fee for grant paid
17.09.2007Fee for publishing/printing paid
Opposition(s)08.08.2008No opposition filed within time limit [2008/42]
Fees paidRenewal fee
23.02.2004Renewal fee patent year 03
22.02.2005Renewal fee patent year 04
27.02.2006Renewal fee patent year 05
27.02.2007Renewal fee patent year 06
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  TooltipAT07.11.2007
BE07.11.2007
CH07.11.2007
CY07.11.2007
DK07.11.2007
FI07.11.2007
LI07.11.2007
NL07.11.2007
TR07.11.2007
SE07.02.2008
GR08.02.2008
IE08.02.2008
LU08.02.2008
ES18.02.2008
MC28.02.2008
IT29.02.2008
PT07.04.2008
[2011/13]
Former [2010/37]AT07.11.2007
BE07.11.2007
CH07.11.2007
CY07.11.2007
DK07.11.2007
FI07.11.2007
LI07.11.2007
NL07.11.2007
TR07.11.2007
SE07.02.2008
GR08.02.2008
IE08.02.2008
LU08.02.2008
ES18.02.2008
MC28.02.2008
PT07.04.2008
Former [2010/32]AT07.11.2007
BE07.11.2007
CH07.11.2007
CY07.11.2007
DK07.11.2007
FI07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
GR08.02.2008
IE08.02.2008
LU08.02.2008
ES18.02.2008
MC28.02.2008
PT07.04.2008
Former [2009/33]AT07.11.2007
BE07.11.2007
CH07.11.2007
CY07.11.2007
DK07.11.2007
FI07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
GR08.02.2008
IE08.02.2008
ES18.02.2008
MC28.02.2008
PT07.04.2008
Former [2009/13]AT07.11.2007
BE07.11.2007
CH07.11.2007
DK07.11.2007
FI07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
GR08.02.2008
IE08.02.2008
ES18.02.2008
MC28.02.2008
PT07.04.2008
Former [2009/08]AT07.11.2007
BE07.11.2007
CH07.11.2007
DK07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
IE08.02.2008
ES18.02.2008
MC28.02.2008
PT07.04.2008
Former [2008/46]AT07.11.2007
BE07.11.2007
CH07.11.2007
DK07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
ES18.02.2008
MC28.02.2008
PT07.04.2008
Former [2008/42]AT07.11.2007
BE07.11.2007
CH07.11.2007
DK07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
ES18.02.2008
PT07.04.2008
Former [2008/40]AT07.11.2007
BE07.11.2007
CH07.11.2007
DK07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
ES18.02.2008
Former [2008/35]AT07.11.2007
CH07.11.2007
DK07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
ES18.02.2008
Former [2008/29]AT07.11.2007
CH07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
ES18.02.2008
Former [2008/23]CH07.11.2007
LI07.11.2007
NL07.11.2007
SE07.02.2008
ES18.02.2008
Documents cited:Search[A]US4689760  (LEE CHIN-HUI [US], et al) [A] 1-10 * column A; figures 1,2 * * column 4, line 51 - column 5, line 68 * * column 11, line 29 - column 12, line 38 *;
 [X]US5119322  (STROOBACH JERRY [CA]) [X] 1 * column A; figures 1,2 *;
 [DA]US5477465  (ZHENG BAOHUA [US]) [DA] 1,9 * column A; figures 1-3 * * column 4, line 30 - line 46 *;
 [DY]US5694466  (XIE ZHENG-YI [US], et al) [DY] 9 * column A; figures 2,4,5 * * column 6, line 6 - line 53 *;
 [XY]US5809133  (BARTKOWIAK JOHN G [US], et al) [X] 1 * column A; figures 2,3,5-7 * * column 13, line 38 - column 14, line 11 * *Idem* [Y] 9;
 [X]US6229889  (CANNON JOSEPH M [US], et al) [X] 1 * column A; figures 1-4 * * column 2, line 46 - line 59 * * column 5, line 1 - line 57 *;
 [A]  - GAY S L ET AL, "ALGORITHMS FOR MULTI-CHANNEL DTMF DETECTION FOR THE WE DSP32 FAMILY", SPEECH PROCESSING 2, DIGITAL SIGNAL PROCESSING. GLASGOW, MAY 23 - 26, 1989, INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH & SIGNAL PROCESSING. ICASSP, NEW YORK, IEEE, US, (19890523), vol. 2 CONF. 14, pages 1134 - 1137, XP000090308 [A] 1-10 * the whole document *
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.