Extract from the Register of European Patents

EP About this file: EP0131158

EP0131158 - Rotary compressor [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  07.09.1988
Database last updated on 08.04.2026
Most recent event   Tooltip07.09.1988No opposition filed within time limitpublished on 26.10.1988 [1988/43]
Applicant(s)For all designated states
NIPPON PISTON RING CO., Ltd.
2-6 Kudankita 4-chome Chiyoda-Ku
Tokyo 102 / JP
[N/P]
Former [1985/03]For all designated states
NIPPON PISTON RING CO., Ltd.
2-6 Kudankita 4-chome
Chiyoda-Ku Tokyo 102 / JP
Inventor(s)01 / Sakamaki, Hiroshi
7-12, Izumicho
Utsunomiya-shi Tochigi-ken / JP
02 / Sugishita, Susumu
4-4-28, Minami
Hanyu-shi Saitama-ken / JP
03 / Horikoshi, Yukio
1892, Mizubuka
Kazo-shi Saitama-ken / JP
04 / Yanagihashi, Kikujy
844, Yono
Yono-shi Saitama-ken / JP
[1985/03]
Representative(s)Bardehle, Heinz, et al
Bardehle Pagenberg Partnerschaft mbB
Patentanwälte, Rechtsanwälte
Prinzregentenplatz 7
81675 München / DE
[N/P]
Former [1987/13]Bardehle, Heinz, Dipl.-Ing., et al
Patent- und Rechtsanwälte Bardehle . Pagenberg . Dost . Altenburg . Frohwitter . Geissler & Partner Galileiplatz 1
D-81679 München / DE
Former [1985/03]Bardehle, Heinz, Dipl.-Ing.
Patent- und Rechtsanwälte Bardehle-Pagenberg-Dost-Altenburg & Partner Postfach 86 06 20
D-8000 München 86 / DE
Application number, filing date84106435.506.06.1984
[1985/03]
Priority number, dateJP1983010171309.06.1983         Original published format: JP 10171383
[1985/03]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0131158
Date:16.01.1985
Language:EN
[1985/03]
Type: A3 Search report 
No.:EP0131158
Date:10.04.1985
Language:EN
[1985/15]
Type: B1 Patent specification 
No.:EP0131158
Date:28.10.1987
Language:EN
[1987/44]
Search report(s)(Supplementary) European search report - dispatched on:EP07.02.1985
ClassificationIPC:F04C18/344
[1985/03]
CPC:
F04C18/348 (EP,US)
Designated contracting statesDE,   FR,   GB [1985/03]
TitleGerman:Rotationskompressor[1985/03]
English:Rotary compressor[1985/03]
French:Compresseur rotatif[1985/03]
File destroyed:15.01.2000
Examination procedure02.01.1985Examination requested  [1985/13]
10.04.1986Despatch of a communication from the examining division (Time limit: M04)
20.08.1986Reply to a communication from the examining division
03.10.1986Despatch of a communication from the examining division (Time limit: M02)
15.12.1986Reply to a communication from the examining division
11.03.1987Despatch of communication of intention to grant (Approval: )
05.05.1987Communication of intention to grant the patent
13.08.1987Fee for grant paid
13.08.1987Fee for publishing/printing paid
Opposition(s)29.07.1988No opposition filed within time limit [1988/43]
Fees paidRenewal fee
26.06.1986Renewal fee patent year 03
26.06.1987Renewal fee patent year 04
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