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Extract from the Register of European Patents

EP About this file: EP0313045

EP0313045 - EPDM rubber seals for hydraulic cylinders [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.10.1995
Database last updated on 14.09.2024
Most recent event   Tooltip19.10.1995No opposition filed within time limitpublished on 06.12.1995 [1995/49]
Applicant(s)For all designated states
NISSAN MOTOR CO., LTD.
No.2, Takara-cho, Kanagawa-ku
Yokohama City / JP
[1989/17]
Inventor(s)01 / Sugawara, Hiroshi
Sasage-haitsu 202 No. 2-14-14, Sasage
Konan-ku Yokohama City / JP
[1989/17]
Representative(s)Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstrasse 4
80802 München / DE
[N/P]
Former [1989/49]Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät
Maximilianstrasse 58
D-80538 München / DE
Former [1989/17]Patentanwälte Grünecker, Kinkeldey, Stockmair & Partner
Maximilianstrasse 58
D-80538 München / DE
Application number, filing date88117487.420.10.1988
[1989/17]
Priority number, dateJP1987026523822.10.1987         Original published format: JP 26523887
[1989/17]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0313045
Date:26.04.1989
Language:EN
[1989/17]
Type: A3 Search report 
No.:EP0313045
Date:27.12.1990
Language:EN
[1990/52]
Type: B1 Patent specification 
No.:EP0313045
Date:14.12.1994
Language:EN
[1994/50]
Search report(s)(Supplementary) European search report - dispatched on:EP09.11.1990
ClassificationIPC:C08F236/02, F16J15/32, C09K3/10, C08L23/16
[1991/01]
CPC:
F16J15/3284 (EP,US); C08K3/04 (EP,US); C08K3/22 (EP,US);
C08K5/14 (EP,US); C08L23/16 (EP,US); C08L2205/025 (EP,US);
C08L2312/00 (EP,US) (-)
C-Set:
C08K3/04, C08L23/16 (EP,US);
C08K5/14, C08L23/16 (US,EP);
C08L23/16, C08K3/04, C08K3/22, C08K5/14, C08L23/16, C08L2205/025, C08L2312/00 (US,EP)
Former IPC [1989/17]C08F236/02, F16J15/32
Designated contracting statesDE,   GB [1989/17]
TitleGerman:EPDM-Gummidichtungen für hydraulische Zylinder[1989/17]
English:EPDM rubber seals for hydraulic cylinders[1989/17]
French:Joints en caoutchouc EPDM pour cylindres hydrauliques[1989/17]
Examination procedure20.10.1988Examination requested  [1989/17]
07.12.1992Despatch of a communication from the examining division (Time limit: M06)
17.06.1993Reply to a communication from the examining division
01.07.1993Despatch of a communication from the examining division (Time limit: M02)
05.07.1993Despatch of a communication from the examining division (Time limit: M02)
31.08.1993Reply to a communication from the examining division
08.12.1993Despatch of communication of intention to grant (Approval: Yes)
20.04.1994Communication of intention to grant the patent
07.07.1994Fee for grant paid
07.07.1994Fee for publishing/printing paid
Opposition(s)15.09.1995No opposition filed within time limit [1995/49]
Fees paidRenewal fee
30.10.1990Renewal fee patent year 03
10.10.1991Renewal fee patent year 04
09.10.1992Renewal fee patent year 05
11.10.1993Renewal fee patent year 06
08.10.1994Renewal fee patent year 07
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Documents cited:Search[Y]JP61103953  ;
 [Y]DE3610279  (TOYODA GOSEI KK [JP]);
 [Y]EP0227206  (EXXON CHEMICAL PATENTS INC [US])
 [Y]  - PATENT ABSTRACTS OF JAPAN, vol. 10, no. 287 (C-375)[2343], 30th September 1986; & JP-A-61 103 953 (JAPAN SYNTHETIC RUBBER) 22-05-1986, & JP61103953 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.