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Extract from the Register of European Patents

EP About this file: EP0483780

EP0483780 - Split polyethylene stretched material and process for producing the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  16.01.1998
Database last updated on 15.06.2024
Most recent event   Tooltip16.01.1998No opposition filed within time limitpublished on 04.03.1998 [1998/10]
Applicant(s)For all designated states
NIPPON OIL CO. LTD.
3-12, Nishi-Shimbashi 1-chome Minato-ku
Tokyo / JP
For all designated states
NIPPON PETROCHEMICALS COMPANY, LIMITED
3-1, Uchisaiwaicho 1-chome Chiyoda-ku
Tokyo / JP
For all designated states
POLYMER PROCESSING RESEARCH INSTITUTE LIMITED
9-2 Kaga 1-chome Itabashi-ku
Tokyo / JP
[N/P]
Former [1992/19]For all designated states
NIPPON OIL CO. LTD.
3-12, Nishi-Shimbashi 1-chome
Minato-ku Tokyo / JP
For all designated states
NIPPON PETROCHEMICALS COMPANY, LIMITED
3-1, Uchisaiwaicho 1-chome Chiyoda-ku
Tokyo / JP
For all designated states
POLYMER PROCESSING RESEARCH INSTITUTE LIMITED
9-2 Kaga 1-chome Itabashi-ku
Tokyo / JP
Inventor(s)01 / Kobayashi, Seizo
1-28-19, Noshichiri Sakae-ku
Yokohama-shi Kanagawa-ken / JP
02 / Mizoe, Takashi
2-2-9-709, Konandai Konan-ku
Yokohama-shi Kanagawa-ken / JP
03 / Iwanami, Yoshimu
155-72, Ohsatocho Honmoku Naka-ku
Yokohama-shi Kanagawa-ken / JP
04 / Otsu, Osamu
155-72, Ohsatocho Honmoku
Naka-ku Yokohama-shi Kanagawa-ken / JP
05 / Yokoyama, Shigeki
522, Futatsubashimachi Seya-ku
Yokohama-shi Kanagawa-ken / JP
06 / Kurihara, Kazuhiko
3-11-5-1002, Takashimadaira Itabashi-ku
Tokyo / JP
07 / Yazawa, Hiroshi
2-25-15, Higashi Kunitachi-shi
Tokyo / JP
[1992/19]
Representative(s)Mai, Oppermann & Partner i.L.
Patentanwälte
Postfach 3929
65029 Wiesbaden / DE
[N/P]
Former [1997/44]Luderschmidt, Schüler & Partner GbR
Patentanwälte, Postfach 3929
65029 Wiesbaden / DE
Former [1992/19]Schüler, Horst, Dr., et al
Patentanwalt, Kaiserstrasse 69
D-60329 Frankfurt / DE
Application number, filing date91118462.030.10.1991
[1992/19]
Priority number, dateJP1990029362501.11.1990         Original published format: JP 29362590
JP1991011765622.05.1991         Original published format: JP 11765691
[1992/19]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0483780
Date:06.05.1992
Language:EN
[1992/19]
Type: A3 Search report 
No.:EP0483780
Date:02.12.1992
Language:EN
[1992/49]
Type: B1 Patent specification 
No.:EP0483780
Date:12.03.1997
Language:EN
[1997/11]
Search report(s)(Supplementary) European search report - dispatched on:EP14.10.1992
ClassificationIPC:B29C55/18, B29C43/22, B29K23/00
[1997/11]
CPC:
B29C43/228 (EP); B29C55/18 (EP); B29D28/00 (EP);
B30B5/067 (EP); D01D5/426 (EP); B29K2023/0683 (EP);
B29L2028/00 (EP) (-)
Former IPC [1992/49]B29C55/18, B29C43/22, // B29C/, B29K23/00
Former IPC [1992/19]B29C55/18, B29C43/22, // B29K23:00
Designated contracting statesNL [1992/19]
TitleGerman:Geschnittenes gestrecktes Polyethylenmaterial und Verfahren zu dessen Herstellung[1992/19]
English:Split polyethylene stretched material and process for producing the same[1992/19]
French:Matériau en polyéthylène étiré et fendu et procédé pour sa fabrication[1992/19]
Examination procedure20.02.1993Examination requested  [1993/16]
28.03.1995Despatch of a communication from the examining division (Time limit: M06)
21.09.1995Reply to a communication from the examining division
14.06.1996Despatch of communication of intention to grant (Approval: No)
04.09.1996Despatch of communication of intention to grant (Approval: later approval)
10.09.1996Communication of intention to grant the patent
05.12.1996Fee for grant paid
05.12.1996Fee for publishing/printing paid
Opposition(s)13.12.1997No opposition filed within time limit [1998/10]
Fees paidRenewal fee
25.10.1993Renewal fee patent year 03
26.10.1994Renewal fee patent year 04
31.10.1995Renewal fee patent year 05
25.10.1996Renewal fee patent year 06
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Documents cited:Search[A]JP44026980B  ;
 [A]JP63092745  ;
 [XP]JP3049949  ;
 [A]DE2034024  ;
 [A]EP0374785
 [A]  - DATABASE WPI Section Ch, Week 00, Derwent Publications Ltd., London, GB; Class A, AN 68-41317Q & JP-B-44 026 980 (TOYO RAYON), & JP44026980B B 00000000
 [A]  - DATABASE WPIL Section Ch, Week 22, Derwent Publications Ltd., London, GB; Class A, AN 88-151625 & JP-A-63 092 745 (MITSUI PETROCHEM.) 23 April 1988, & JP63092745 A 19880423
 [XP]  - DATABASE WPIL Section Ch, Week 15, Derwent Publications Ltd., London, GB; Class A, AN 91-106922 & JP-A-3 049 949 (MITSUI PETROCHEM.) 4 March 1991, & JP3049949 A 19910304
ExaminationJP3049949
    - DATABASE WPIL Section Ch, Week 15, Derwent Publications Ltd., London, GB; Class A, AN 91-106922 & JP-A-3 049 949 (MITSUI PETROCHEM.) 23 April 1988, & JP3049949 A 19880423
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.