Extract from the Register of European Patents

EP About this file: EP1193019

EP1193019 - Method and apparatus for controlling AC pulse ARC welding and welding power source apparatus [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  01.12.2006
Database last updated on 30.03.2026
Most recent event   Tooltip05.10.2007Change - lapse in a contracting state
State(s) deleted from list of lapses: IT
published on 07.11.2007  [2007/45]
Applicant(s)For all designated states
Daihen Corporation
1-11, Tagawa 2-chome, Yodogawa-ku Osaka-shi
Osaka 532-8512 / JP
[2006/04]
Former [2002/14]For all designated states
Daihen Corporation
1-11, Tagawa 2-chome, Yodogawa-ku
Osaka-shi, Osaka 532-8512 / JP
Inventor(s)01 / Tong, Hongjun
6-37-506, Makita-cho
Takatsuki-shi, Osaka 569-0855 / JP
 [2002/14]
Representative(s)Calderbank, Thomas Roger, et al
Mewburn Ellis LLP
City Tower
40 Basinghall Street
London EC2V 5DE / GB
[N/P]
Former [2002/14]Calderbank, Thomas Roger, et al
MEWBURN ELLIS York House 23 Kingsway
London WC2B 6HP / GB
Application number, filing date01307663.310.09.2001
[2002/14]
Priority number, dateJP2000027700012.09.2000         Original published format: JP 2000277000
[2005/19]
Former [2002/14]JP2000002770012.09.2000
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1193019
Date:03.04.2002
Language:EN
[2002/14]
Type: A3 Search report 
No.:EP1193019
Date:30.06.2004
[2004/27]
Type: B1 Patent specification 
No.:EP1193019
Date:25.01.2006
Language:EN
[2006/04]
Search report(s)(Supplementary) European search report - dispatched on:EP17.05.2004
ClassificationIPC:B23K9/09, B23K9/10, B23K9/12
[2002/14]
CPC:
B23K9/09 (EP); B23K9/092 (EP); B23K9/124 (EP)
Designated contracting statesAT,   CH,   DE,   FR,   GB,   IT,   LI [2005/12]
Former [2002/14]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  TR 
TitleGerman:Vorrichtung und Verfahren zum Steuern des impulsförmigen AC Lichtbogenschweissens und Lichtbogenschweissleistungsquelle[2002/14]
English:Method and apparatus for controlling AC pulse ARC welding and welding power source apparatus[2002/14]
French:Procédé et appareil pour le soudage à l'arc AC pulsé et source de puissance pour le soudage[2002/14]
Examination procedure01.10.2001Examination requested  [2002/14]
12.11.2004Despatch of a communication from the examining division (Time limit: M04)
15.02.2005Reply to a communication from the examining division
28.07.2005Communication of intention to grant the patent
24.11.2005Fee for grant paid
24.11.2005Fee for publishing/printing paid
Opposition(s)26.10.2006No opposition filed within time limit [2007/01]
Fees paidRenewal fee
23.09.2003Renewal fee patent year 03
22.09.2004Renewal fee patent year 04
22.09.2005Renewal fee patent year 05
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Lapses during opposition  Tooltipdeleted
[2007/45]
Former [2007/36]IT25.01.2006
Documents cited:Search[X] US4877941  (HONMA MASAHIRO et al.) [X] 1,2,5-7,9,10,13-15,17,19,20 * column 1, lines 8-15 * * column 8, line 60 - column 11, line 2 * * column 11, lines 51-68 *
 [YA] JPH10328837   [A] 4,8,12,16,20
 [Y] JP8318375  
 [Y] JP9201677  
 [A] JP9136162  
 [A] JP2000079479  
 [A] JP1150469  
 [YA]   PATENT ABSTRACTS OF JAPAN vol. 1999, no. 03 31 March 1999 (1999-03-31) [Y] 1-3,5-7,9-11,13-15,17-19 * abstract *[A] 4,8,12,16,20
 [Y]   PATENT ABSTRACTS OF JAPAN vol. 1997, no. 04 30 April 1997 (1997-04-30) [Y] 1-3,5-7,9-11,13-15,17-19 * abstract *
 [Y]   PATENT ABSTRACTS OF JAPAN vol. 1997, no. 12 25 December 1997 (1997-12-25) [Y] 5-7,13-15,19 * abstract *
 [A]   PATENT ABSTRACTS OF JAPAN vol. 1997, no. 09 30 September 1997 (1997-09-30) [A] 1,9,17 * abstract *
 [A]   PATENT ABSTRACTS OF JAPAN vol. 2000, no. 06 22 September 2000 (2000-09-22) [A] 1-20 * abstract *
 [A]   PATENT ABSTRACTS OF JAPAN vol. 0134, no. 11 (M - 869) 11 September 1989 (1989-09-11) [A] 1-3,5-7,9-11,13-15,17 * abstract *
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