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Extract from the Register of European Patents

EP About this file: EP0027375

EP0027375 - Modified elastomer and laminate thereof [Right-click to bookmark this link]
StatusOpposition rejected
Status updated on  17.04.1991
Database last updated on 29.03.2025
Most recent event   Tooltip05.10.2005Change: Appeal number 
Applicant(s)For all designated states
TOA NENRYO KOGYO KABUSHIKI KAISHA
1-1 Hitotsubashi, 1-Chome Chiyoda-Ku
Tokyo 100 / JP
[1981/16]
Inventor(s)01 / Inoue, Hiroshi
1902-5, Ooaza Kamekubo
Ooilmachi, Iruma-gun, Saitama-ken / JP
02 / Miyazaki, Makoto
1902-5, Ooaza Kamekubo
Ooi-machi, Iruma-gun, Saitama-ken / JP
03 / Isoi, Masaaki
293-4, Ooaza Nishiwada
Ogose-machi, Iruma-gun, Saitama-ken / JP
04 / Yoda, Makoto
5024-270, Ooaza Kasahata
Kawagoe-shi, Saitama-ken / JP
[1981/16]
Representative(s)Dew, Melvyn John, et al
Exxon Chemical Limited
European Patents and Licences
Exxon Chemical Technology Centre
P.Po. Box 1
Abingdon, Oxfordshire, OX13 6BB / GB
[N/P]
Former [1983/43]Dew, Melvyn John, et al
Exxon Chemical Limited European Patents and Licences Exxon Chemical Technology Centre P.Po. Box 1
Abingdon Oxfordshire, OX13 6BB / GB
Former [1983/23]Dew, Melvyn John
Esso Chemical Research Centre P.O. Box 1
Abingdon Oxon OX13 6BB / GB
Former [1981/16]Bawden, Peter Charles
P.O. Box No.1
Abingdon, Oxfordshire OX13 6BB / GB
Application number, filing date80303591.410.10.1980
[1981/16]
Priority number, dateJP1979013083512.10.1979         Original published format: JP 13083579
[1981/16]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0027375
Date:22.04.1981
Language:EN
[1981/16]
Type: A3 Search report 
No.:EP0027375
Date:02.12.1981
Language:EN
[1981/48]
Type: B1 Patent specification 
No.:EP0027375
Date:27.02.1985
Language:EN
[1985/09]
Search report(s)(Supplementary) European search report - dispatched on:EP28.09.1981
ClassificationIPC:C08F255/00, C08F279/02, B32B25/14
[1981/16]
CPC:
B32B25/14 (EP,US); B32B27/08 (US); B32B15/08 (US);
B32B27/20 (US); B32B27/32 (US); C08F255/02 (EP,US);
C08F279/02 (EP,US); B32B2250/02 (US); B32B2250/03 (US);
Y10T428/31692 (EP,US); Y10T428/31696 (EP,US); Y10T428/3175 (EP,US);
Y10T428/31757 (EP,US); Y10T428/31797 (EP,US); Y10T428/3192 (EP,US);
Y10T428/31931 (EP,US); Y10T428/31935 (EP,US) (-)
Designated contracting statesDE,   FR,   GB,   IT,   SE [1981/16]
TitleGerman:Modifiziertes Elastomer und Laminat daraus[1981/16]
English:Modified elastomer and laminate thereof[1981/16]
French:Elastomère modifié, et stratifié le comprenant[1981/16]
Examination procedure06.11.1980Examination requested  [1981/16]
09.12.1982Despatch of a communication from the examining division (Time limit: M06)
30.05.1983Reply to a communication from the examining division
22.03.1984Despatch of communication of intention to grant (Approval: )
07.08.1984Communication of intention to grant the patent
21.09.1984Fee for grant paid
21.09.1984Fee for publishing/printing paid
Opposition(s)Opponent(s)01  17.10.1985  06.11.1985  ADMISSIBLE
BASF Aktiengesellschaft
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
 02  26.11.1985  12.01.1986  ADMISSIBLE
Naamloze Vennootschap DSM
Het Overloon 1
NL-6411 TE Heerlen / NL
Opponent's representative
Hoogstraten, Willem Cornelis R.
DSM Patents & Trademarks
Office Geleen
Postbus 9
6160 MA Geleen / NL
 [N/P]
Former [1986/06]
Opponent(s)01  17.10.1985  06.11.1985  ADMISSIBLE
BASF Aktiengesellschaft, Ludwigshafen
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
 02  26.11.1985  12.01.1986  ADMISSIBLE
Naamloze Vennootschap DSM
Het Overloon 1
NL-6411 TE Heerlen / NL
Opponent's representative
Hoogstraten, Willem Cornelis Roeland
OCTROOIBUREAU DSM Postbus 9
NL-6160 MA Geleen / NL
Former [1985/52]
Opponent(s)01  17.10.1985  06.11.1985  ADMISSIBLE
BASF Aktiengesellschaft, Ludwigshafen
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
29.07.1986Invitation to proprietor to file observations on the notice of opposition
03.02.1987Reply of patent proprietor to notice(s) of opposition
17.03.1987Communication of observations of patent proprietor (Time limit: M02)
12.05.1987Reply of parties involved to observations of patent proprietor
24.11.1987Despatch of a communication from the opposition division (Time limit: M04)
25.02.1988Reply to a communication from the opposition division
15.03.1989Date of despatch of rejection of opposition
31.01.1991Legal effect of rejection of opposition [1991/23]
Appeal following opposition29.04.1989Appeal received No.  T0299/89
31.01.1991Result of appeal procedure: appeal of the opponent was rejected
Fees paidRenewal fee
15.09.1982Renewal fee patent year 03
20.09.1983Renewal fee patent year 04
24.09.1984Renewal fee patent year 05
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Documents cited:Search[AD]JP54000083  ;
 [AD]JP54000082  ;
 US3450560  [ ] (BACSKAI ROBERT);
 [X]GB1367662  (ICI LTD);
 [X]US3873643  (WU WILLIAM C L, et al);
 [X]GB1441189  (MITSUI PETROCHEMICAL IND);
 FR2328013  [ ] (MITSUI PETROCHEMICAL IND [JP]);
 [A]GB2008492  (CROWN CORK JAPAN)
 [A]  - CHEMICAL ABSTRACTS, vol. 85, no. 20, November 1976, page 69, abstract 144412p, Columbus, Ohio, US, V.A. KOSAREVA et al.: "Adhesion properties of styrene-butadiene latexes modified by methacrylic acid grafting & Kauch. Rezina 1976 (8), 24-6
 [AD]  - CHEMICAL ABSTRACTS, vol. 91, no. 12, 17th September 1979, page 50, abstract 92654w, Columbus, Ohio, US, & JP-A-54 000 083 (MITSUBISHI CHEMICAL INDUSTRIES CO LTD)(05-01-1979), & JP54000083 A 00000000
 [AD]  - CHEMICAL ABSTRACTS, vol. 91, no. 12, 17th September 1979, page 50, abstract 92655x, Columbus, Ohio, US, & JP-A-54 000 082 (MITSUBISHI CHEMICAL INDUSTRIES CO LTD)(05-01-1979), & JP54000082 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.