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Extract from the Register of European Patents

EP About this file: EP0083832

EP0083832 - Process for separating carbonic acid gas from methane-rich gas [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.05.1987
Database last updated on 14.09.2024
Most recent event   Tooltip28.02.1989Lapse of the patent in a contracting state
New state(s): SE
published on 19.04.1989 [1989/16]
Applicant(s)For all designated states
SEITETSU KAGAKU CO., LTD.
346-1, Miyanishi Harimacho, Kako-gun
Hyogo-ken 673-01 / JP
[N/P]
Former [1983/29]For all designated states
SEITETSU KAGAKU CO., LTD.
346-1, Miyanishi Harimacho, Kako-gun
Hyogo-ken 673-01 / JP
Inventor(s)01 / Uno, Masaru
849-1, Nishifutami Futami-cho
Akashi-shi Hyogo-ken / JP
02 / Ihara, Satoshi
11-13, Uenomaru 3-chome
Akashi-shi Hyogo-ken / JP
03 / Tanabe, Takeo
23-2, Torimi-cho 3-chome
Nara-shi Nara-ken / JP
04 / Hiraoka, Masakatsu
39-763, Kowataokurayama
Uji-shi Kyoto / JP
[1983/29]
Representative(s)Bond, Bentley George, et al
Haseltine Lake & Co., Imperial House, 15-19 Kingsway
London WC2B 6UD / GB
[N/P]
Former [1983/29]Bond, Bentley George, et al
Haseltine Lake & Co. 28 Southampton Buildings Chancery Lane
London WC2A 1AT / GB
Application number, filing date82301989.819.04.1982
[1983/29]
Priority number, dateJP1982000359512.01.1982         Original published format: JP 359582
JP1982004419418.03.1982         Original published format: JP 4419482
[1983/29]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0083832
Date:20.07.1983
Language:EN
[1983/29]
Type: B1 Patent specification 
No.:EP0083832
Date:23.07.1986
Language:EN
[1986/30]
Search report(s)(Supplementary) European search report - dispatched on:EP07.10.1982
ClassificationIPC:B01D53/04, C02F11/04
[1983/29]
CPC:
C12M47/18 (EP,US); B01D53/047 (EP,US); C02F3/28 (EP,US);
C12M21/04 (EP,US); B01D2253/102 (EP,US); B01D2253/104 (EP,US);
B01D2253/106 (EP,US); B01D2253/108 (EP,US); B01D2253/116 (EP,US);
B01D2253/25 (EP,US); B01D2253/308 (EP,US); B01D2256/245 (EP,US);
B01D2257/504 (EP,US); B01D2259/40037 (EP,US); B01D2259/40064 (EP,US);
B01D2259/402 (EP,US); B01D2259/403 (EP,US); B01D2259/4062 (EP,US);
B01D53/0476 (EP,US); Y02C20/40 (EP,US); Y02E50/30 (EP,US);
Y02P20/59 (EP,US); Y02W10/10 (EP,US); Y10S95/903 (EP,US) (-)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   NL,   SE [1983/29]
TitleGerman:Verfahren zur Abtrennung von de CO2 aus einem methanreichen Gas[1983/29]
English:Process for separating carbonic acid gas from methane-rich gas[1983/29]
French:Procédé de séparation de CO2 d'un gaz riche en méthane[1983/29]
Examination procedure28.11.1983Examination requested  [1984/05]
20.07.1984Despatch of a communication from the examining division (Time limit: M04)
12.10.1984Reply to a communication from the examining division
17.12.1984Despatch of a communication from the examining division (Time limit: M04)
26.03.1985Reply to a communication from the examining division
14.05.1985Despatch of a communication from the examining division (Time limit: M04)
22.08.1985Reply to a communication from the examining division
15.10.1985Despatch of communication of intention to grant (Approval: )
23.01.1986Communication of intention to grant the patent
26.03.1986Fee for grant paid
26.03.1986Fee for publishing/printing paid
Opposition(s)24.04.1987No opposition filed within time limit [1987/29]
Fees paidRenewal fee
11.04.1984Renewal fee patent year 03
18.04.1985Renewal fee patent year 04
11.04.1986Renewal fee patent year 05
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Lapses during opposition  TooltipNL23.07.1986
SE31.07.1986
[1989/16]
Former [1988/34]NL23.07.1986
Documents cited:Search[A]JP56065690  ;
 [A]JP56065689  ;
 [X]US4077779  (SIRCAR SHIVAJI, et al);
 [X]DE2827969
 [A]  - Patent Abstracts of Japan, Vol. 5, No. 132, 22 August 1981; & JP-A-56 065 690, & JP56065690 A 19810822
 [A]  - Patent Abstracts of Japan, Vol. 5, No. 132, 22 August 1981; & JP-A-56 065 689, & JP56065689 A 19810822
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.