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Extract from the Register of European Patents

EP About this file: EP0903421

EP0903421 - Ferritic heat-resistant steel and method for producing it [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  30.09.2005
Database last updated on 14.09.2024
Most recent event   Tooltip30.09.2005No opposition filed within time limitpublished on 16.11.2005  [2005/46]
Applicant(s)For all designated states
NATIONAL RESEARCH INSTITUTE FOR METALS
1-2-1 Sengen Tsukuba-shi
Ibaraki / JP
[N/P]
Former [1999/12]For all designated states
NATIONAL RESEARCH INSTITUTE FOR METALS
1-2-1 Sengen
Tsukuba-shi, Ibaraki / JP
Inventor(s)01 / Fujitsuna, Nobuyuki
c/o National Res. Inst. for Metals, 1-2-1 Sengen
Tsukuba-shi, Ibaraki / JP
02 / Abe, Fujio
c/o National Res. Inst. for Metals, 1-2-1 Sengen
Tsukuba-shi, Ibaraki / JP
03 / Itagaki, Takehiko
c/o National Res. Inst. for Metals, 1-2-1 Sengen
Tsukuba-shi, Ibaraki / JP
04 / Igarashi, Masaaki
c/o National Res. Inst. for Metals, 1-2-1 Sengen
Tsukuba-shi, Ibaraki / JP
05 / Muneki, Masakazu
c/o National Res. Inst. for Metals, 1-2-1 Sengen
Tsukuba-shi, Ibaraki / JP
06 / Kimura, Kazuhiro
c/o National Res. Inst. for Metals, 1-2-1 Sengen
Tsukuba-shi, Ibaraki / JP
07 / Kushima, Hideaki
c/o National Res. Inst. for Metals, 1-2-1 Sengen
Tsukuba-shi, Ibaraki / JP
[1999/12]
Representative(s)Matthews, Derek Peter
Dehns
St Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
[N/P]
Former [1999/12]Matthews, Derek Peter
Frank B. Dehn & Co., European Patent Attorneys, 179 Queen Victoria Street
London EC4V 4EL / GB
Application number, filing date98307629.021.09.1998
[1999/12]
Priority number, dateJP1997025647922.09.1997         Original published format: JP 25647997
JP1997025648022.09.1997         Original published format: JP 25648097
JP1997025648122.09.1997         Original published format: JP 25648197
[1999/12]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0903421
Date:24.03.1999
Language:EN
[1999/12]
Type: B1 Patent specification 
No.:EP0903421
Date:24.11.2004
Language:EN
[2004/48]
Search report(s)(Supplementary) European search report - dispatched on:EP15.01.1999
ClassificationIPC:C22C38/24, C22C38/26, C22C38/22
[1999/12]
CPC:
C21D6/002 (EP,US); C21D1/18 (EP,US); C21D8/005 (EP,US);
C22C38/002 (EP,US); C22C38/005 (EP,US); C22C38/04 (EP,US);
C22C38/22 (EP,US); C22C38/24 (EP,US); C22C38/26 (EP,US);
C22C38/28 (EP,US); F28F19/06 (EP,US); C21D1/28 (EP,US);
C21D2211/005 (EP,US); C21D8/0205 (EP,US) (-)
Designated contracting statesBE,   DE [1999/51]
Former [1999/49]AT,  BE 
Former [1999/12]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Ferritischer,wärmebeständiger Stahl und Verfahren zur Herstellung[1999/12]
English:Ferritic heat-resistant steel and method for producing it[1999/12]
French:Acier ferritique réfractaire et procédé de fabrication[1999/12]
Examination procedure28.07.1999Examination requested  [1999/38]
25.09.1999Loss of particular rights, legal effect: designated state(s)
28.01.2000Despatch of communication of loss of particular rights: designated state(s) AT, CH, CY, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE
26.11.2002Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
03.03.2003Despatch of a communication from the examining division (Time limit: M06)
15.09.2003Reply to a communication from the examining division
10.12.2003Communication of intention to grant the patent
17.06.2004Fee for grant paid
17.06.2004Fee for publishing/printing paid
Divisional application(s)EP03007332.4  / EP1329531
EP03007333.2  / EP1329532
Opposition(s)25.08.2005No opposition filed within time limit [2005/46]
Request for further processing for:06.02.2003Request for further processing filed
06.02.2003Full payment received (date of receipt of payment)
Request granted
25.02.2003Decision despatched
Fees paidRenewal fee
26.09.2000Renewal fee patent year 03
25.09.2001Renewal fee patent year 04
24.09.2002Renewal fee patent year 05
26.09.2003Renewal fee patent year 06
28.09.2004Renewal fee patent year 07
Penalty fee
Penalty fee Rule 85a EPC 1973
11.11.1999AT   M01   Not yet paid
11.11.1999CH   M01   Not yet paid
11.11.1999CY   M01   Not yet paid
11.11.1999DK   M01   Not yet paid
11.11.1999ES   M01   Not yet paid
11.11.1999FI   M01   Not yet paid
11.11.1999FR   M01   Not yet paid
11.11.1999GB   M01   Not yet paid
11.11.1999GR   M01   Not yet paid
11.11.1999IE   M01   Not yet paid
11.11.1999IT   M01   Not yet paid
11.11.1999LU   M01   Not yet paid
11.11.1999MC   M01   Not yet paid
11.11.1999NL   M01   Not yet paid
11.11.1999PT   M01   Not yet paid
11.11.1999SE   M01   Not yet paid
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Documents cited:Search[X]DE3130179  (NIPPON STEEL CORP [JP]) [X] 1-3 * the whole document *;
 [X]EP0384433  (HITACHI METALS LTD [JP]) [X] 1-4 * the whole document *;
 [A]JPH0353047  ;
 [A]JPH0633198  ;
 [A]JPS6425915  ;
 [A]EP0199046  (NIPPON STEEL CORP [JP]) [A] 3,8,11 * claims 1-4 *;
 [A]DE2042394  (NIPPON KOKAN KK) [A] 3,8,11 * claims 1-5 *;
 [A]JPH04354855
 [A]  - PATENT ABSTRACTS OF JAPAN, (19910521), vol. 15, no. 197, Database accession no. (C - 0833), & JP03053047 A 19910307 (NIPPON STEEL CORP.) [A] 1,4 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19940513), vol. 18, no. 251, Database accession no. (C - 1199), & JP06033198 A 19940208 (KAWASAKI STEEL CORP.) [A] 1,3,4 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19890516), vol. 13, no. 208, Database accession no. (C - 596), & JP01025915 A 19890127 (POWER REACTOR & NUCLEAR FUEL DEV.CORP.) [A] 3,12 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19930428), vol. 17, no. 216, Database accession no. (C - 1053), & JP04354855 A 19921209 (MITSUBISHI MOTORS CORP.) [A] 11 * abstract *
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.