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Extract from the Register of European Patents

EP About this file: EP0685715

EP0685715 - Method for measuring temperature using optical fiber and apparatus therefor [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.05.2002
Database last updated on 09.09.2024
Most recent event   Tooltip09.05.2002No opposition filed within time limitpublished on 26.06.2002  [2002/26]
Applicant(s)For all designated states
NKK CORPORATION
1-2, 1-chome Marunouchi, Chiyoda-ku
Tokyo 100 / JP
[N/P]
Former [2001/27]For all designated states
NKK CORPORATION
1-2, 1-chome Marunouchi, Chiyoda-ku
Tokyo 100 / JP
Former [1995/49]For all designated states
NKK CORPORATION
1-2, 1-chome Marunouchi, Chiyoda-ku
Tokio 100 / JP
Inventor(s)01 / Takayama, Takamitsu, c/o Int. Prop. Dep. NKK Corp.
1-1, Minamiwatarida-cho, Kawasaki-ku
Kawasaki 210 / JP
02 / Yamada, Yoshiro, c/o Int. Prop. Dep. NKK Corp.
1-1, Minamiwatarida-cho, Kawasaki-ku
Kawasaki 210 / JP
[1995/49]
Representative(s)Lehn, Werner, et al
Hoffmann Eitle, Patent- und Rechtsanwälte, Arabellastrasse 4
81925 München / DE
[N/P]
Former [1995/49]Lehn, Werner, Dipl.-Ing., et al
Hoffmann, Eitle & Partner, Patentanwälte, Arabellastrasse 4
D-81925 München / DE
Application number, filing date95106264.526.04.1995
[1995/49]
Priority number, dateJP1994011717230.05.1994         Original published format: JP 11717294
JP1994011717330.05.1994         Original published format: JP 11717394
[1995/49]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0685715
Date:06.12.1995
Language:EN
[1995/49]
Type: B1 Patent specification 
No.:EP0685715
Date:04.07.2001
Language:EN
[2001/27]
Search report(s)(Supplementary) European search report - dispatched on:EP11.09.1995
ClassificationIPC:G01J5/04, G01J5/08
[1995/49]
CPC:
G01J5/041 (EP,US); G01J5/08 (KR); G01J5/004 (EP,US);
G01J5/602 (EP,US)
Designated contracting statesDE,   FR,   GB [1995/49]
TitleGerman:Verfahren zur Temperaturmessung mittels einer optischen Fiber und Vorrichtung dafür[1995/49]
English:Method for measuring temperature using optical fiber and apparatus therefor[1995/49]
French:Méthode pour la mesure de la température en utilisant une fibre optique et appareil pour cette méthode[1995/49]
Examination procedure26.04.1995Examination requested  [1995/49]
19.09.1997Despatch of a communication from the examining division (Time limit: M04)
16.01.1998Reply to a communication from the examining division
08.06.1998Despatch of a communication from the examining division (Time limit: M04)
08.10.1998Reply to a communication from the examining division
02.03.1999Despatch of a communication from the examining division (Time limit: M06)
02.09.1999Reply to a communication from the examining division
20.07.2000Despatch of communication of intention to grant (Approval: Yes)
20.11.2000Communication of intention to grant the patent
15.02.2001Fee for grant paid
15.02.2001Fee for publishing/printing paid
Divisional application(s)EP98102597.6  / EP0846939
Opposition(s)05.04.2002No opposition filed within time limit [2002/26]
Fees paidRenewal fee
22.04.1997Renewal fee patent year 03
22.04.1998Renewal fee patent year 04
28.04.1999Renewal fee patent year 05
27.04.2000Renewal fee patent year 06
23.04.2001Renewal fee patent year 07
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Documents cited:Search[A]JPS6219727  ;
 [DA]JPH05142049  ;
 [A]US4576486  (DILS RAY R [US]) [A] 1,4,7,9,11,16,22,25 * abstract *;
 [A]EP0218157  (INTERATOM [DE]) [A] 12-14,17,18,22,23,26,27* abstract *;
 [A]  - PATENT ABSTRACTS OF JAPAN, (19870623), vol. 011, no. 194, Database accession no. (P - 588), & JP62019727 A 19870128 (JAPAN SENSAA CORP:KK;OTHERS: 01) [A] 1,4,7,9,11,16,22,25 * abstract *
 [DA]  - PATENT ABSTRACTS OF JAPAN, (19930920), vol. 017, no. 522, Database accession no. (P - 1616), & JP05142049 A 19930608 (NKK CORP) [DA] 1,4,7,9,11,16,22,25 * abstract *
 [A]  - TSAI B K ET AL, "APPLICATION OF DUAL-WAVELENGTH RADIATION THERMOMETRY TO THE ALUMINUM INDUSTRY", MEASUREMENTS, (19930601), vol. 11, no. 3, pages 211 - 221, XP000396976 [A] 1,4,7,9,11,16,22,25 * the whole document *

DOI:   http://dx.doi.org/10.1016/0263-2241(93)90040-O
by applicantJPH05248960
    - SHIMADA; HAYASHIDA, Optical fiber cable, OHM CO., LTD., (1987), page 52
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.