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Extract from the Register of European Patents

EP About this file: EP0050319

EP0050319 - Control System for superhigh pressure generation circuit [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  16.01.1987
Database last updated on 08.10.2024
Most recent event   Tooltip16.01.1987No opposition filed within time limitpublished on 04.03.1987 [1987/10]
Applicant(s)For all designated states
SUMITOMO METAL INDUSTRIES, LTD.
15, Kitahama 5-chome Higashi-ku
Osaka-shi, Osaka, 541 / JP
For all designated states
KAYABA KOGYO KABUSHIKI KAISHA
Sekai Boeki Center Bldg., 4-1 2-chome Hamamatsu-cho Minato-ku
Tokyo / JP
[N/P]
Former [1982/17]For all designated states
SUMITOMO METAL INDUSTRIES, LTD.
15, Kitahama 5-chome Higashi-ku
Osaka-shi, Osaka, 541 / JP
For all designated states
KAYABA KOGYO KABUSHIKI KAISHA
Sekai Boeki Center Bldg., 4-1 2-chome Hamamatsu-cho Minato-ku
Tokyo / JP
Inventor(s)01 / Takigawa, Toshiji c/o Sumitomo Metal Ind. Ltd.
1-109, 5-chome Shimaya
Konohana-ku, Osaka-shi / JP
02 / Sakamoto, Akira
Wasuke Bldg., 768, Izumi
Komae-shi, Tokyo / JP
03 / Takahashi, Ryuji
5-11, 2-chome Kamiuma
Setagaya-ku, Tokyo / JP
[1982/17]
Representative(s)Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstrasse 4
80802 München / DE
[N/P]
Former [1982/17]Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät
Maximilianstrasse 58
D-80538 München / DE
Application number, filing date81108367.415.10.1981
[1982/17]
Priority number, dateJP1980014647220.10.1980         Original published format: JP 14647280
[1982/17]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0050319
Date:28.04.1982
Language:EN
[1982/17]
Type: A3 Search report 
No.:EP0050319
Date:19.01.1983
Language:EN
[1983/03]
Type: B1 Patent specification 
No.:EP0050319
Date:12.03.1986
Language:EN
[1986/11]
Search report(s)(Supplementary) European search report - dispatched on:EP19.11.1982
ClassificationIPC:B21B37/08
[1982/17]
CPC:
B21B37/62 (EP,US)
Designated contracting statesDE,   FR,   GB [1982/17]
TitleGerman:Steuerungseinrichtung für den Druckerzeuger in einem Höchstdruck-Kreis[1982/17]
English:Control System for superhigh pressure generation circuit[1982/17]
French:Dispositif de réglage du générateur de très haute pression dans un circuit[1982/17]
Examination procedure11.05.1983Examination requested  [1983/30]
13.07.1984Despatch of a communication from the examining division (Time limit: M04)
19.11.1984Reply to a communication from the examining division
04.06.1985Despatch of communication of intention to grant (Approval: )
11.09.1985Communication of intention to grant the patent
29.11.1985Fee for grant paid
29.11.1985Fee for publishing/printing paid
Opposition(s)13.12.1986No opposition filed within time limit [1987/10]
Fees paidRenewal fee
26.10.1983Renewal fee patent year 03
30.10.1984Renewal fee patent year 04
30.10.1985Renewal fee patent year 05
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Documents cited:Search[AP]JP56126013  ;
 [A]JP54062153  ;
 [AD]JPS4643978B  ;
 [X]GB1155095  (UNITED ENG FOUNDRY CO [US]);
 [Y]GB1307602  (BRIDGE CO LTD DAVID);
 [A]US4022040  (TURLEY JOHN W);
 [AP]EP0019737  (SUMITOMO METAL IND [JP])
 [Y]  - MEASUREMENT AND CONTROL, vol. 4, no. 3, March 1971, C.D. COLLINSON: "Hydraulic gap control on strip rolling mills", pages T35-T40
 [AP]  - PATENTS ABSTRACTS OF JAPAN, vol. 6, no. 1, January 7, 1982, (M-105) [879] & JP-A-56 126 013 (SUMITOMO KINZOKU KOGYO K.K.) (2-10-1981), & JP56126013 A 00000000
 [A]  - ELEKTROTECHNIK, vol. 50, no. 2, January 24, 1968, F. RUB: "Automatisierung im Walzwerk mit elektrischen Mess und Regeleinrichtungen", pages 13 to 16
 [A]  - PATENTS ABSTRACTS OF JAPAN, vol. 3, no. 83, July 18, 1979, page 162, (C52); & JP-A-54 062 153 (ISHIKAWAJIMA HARIMA JUKOGYO K.K.) (18-5-1979), & JP54062153 A 00000000
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.