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Extract from the Register of European Patents

EP About this file: EP0739384

EP0739384 - LOW COEFFICIENT OF FRICTION SILICONE RELEASE FORMULATIONS INCORPORATING HIGHER ALKENYL-FUNCTIONAL SILICONE GUMS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.09.1999
Database last updated on 13.07.2024
Most recent event   Tooltip17.09.1999No opposition filed within time limitpublished on 03.11.1999 [1999/44]
Applicant(s)For all designated states
MINNESOTA MINING AND MANUFACTURING COMPANY
3M Center, P.O. Box 33427
St. Paul, MN 55133-3427 / US
[N/P]
Former [1996/44]For all designated states
MINNESOTA MINING AND MANUFACTURING COMPANY
3M Center, P.O. Box 33427
St. Paul, Minnesota 55133-3427 / US
Inventor(s)01 / BOARDMAN, Larry, D.
P.O. Box 33427
Saint Paul, MN 55133-3427 / US
02 / MELANCON, Kurt, C.
P.O. Box 33427
Saint Paul, MN 55133-3427 / US
03 / CHAU, Trang, D.
P.O. Box 33427
Saint Paul, MN 55133-3427 / US
04 / ERICKSON, John, J.
P.O. Box 33427
Saint Paul, MN 55133-3427 / US
[1996/44]
Representative(s)Vossius & Partner Patentanwälte Rechtsanwälte mbB
Siebertstrasse 3
81675 München / DE
[N/P]
Former [1996/44]VOSSIUS & PARTNER
Postfach 86 07 67
81634 München / DE
Application number, filing date95903629.429.11.1994
[1996/44]
WO1994US13698
Priority number, dateUS1994018021212.01.1994         Original published format: US 180212
[1996/44]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9519394
Date:20.07.1995
Language:EN
[1995/31]
Type: A1 Application with search report 
No.:EP0739384
Date:30.10.1996
Language:EN
The application published by WIPO in one of the EPO official languages on 20.07.1995 takes the place of the publication of the European patent application.
[1996/44]
Type: B1 Patent specification 
No.:EP0739384
Date:11.11.1998
Language:EN
[1998/46]
Search report(s)International search report - published on:EP20.07.1995
ClassificationIPC:C08L83/07, C08G77/20, C09D183/04, C09J183/07
[1996/44]
CPC:
C09D183/04 (EP,US); C08L83/04 (KR); C08G77/20 (KR);
Y10T428/1481 (EP,US); Y10T428/2839 (EP,US); Y10T428/2848 (EP,US);
Y10T428/31663 (EP,US) (-)
C-Set:
C09D183/04, C08L83/00 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT,   NL [1996/44]
TitleGerman:NIEDRIGE REIBUNGSKOEFFIZIENTEN UND GUTE ABLÖSBARKEIT AUFWEISENDE SILIKONMASSEN, ENTHALTEND MIT HÖHEREN ALKENYLGRUPPEN FUNKTIONALISIERTEN SILIKONGUMMI[1998/50]
English:LOW COEFFICIENT OF FRICTION SILICONE RELEASE FORMULATIONS INCORPORATING HIGHER ALKENYL-FUNCTIONAL SILICONE GUMS[1996/44]
French:FORMULATION SILICONEE DE LIBERATION A COEFFICIENT DE FRICTION BAS RENFERMANT DES GOMMES DE SILICONE RICHES EN FONCTIONS ALCENYLE[1996/44]
Former [1996/44]NIEDRIGE REIBUNGSKOEFFIZIENTEN UND GUTE ABLESBARKEIT AUFWEISENDE SILIKONMASSEN, DIE SILIKONGUMMI MIT HÖHEREN ALKENYLGRUPPEN ALS FUNKTIONELLE GRUPPEN ENTHALTEN
Entry into regional phase07.08.1996National basic fee paid 
07.08.1996Designation fee(s) paid 
07.08.1996Examination fee paid 
Examination procedure18.07.1995Request for preliminary examination filed
International Preliminary Examining Authority: EP
07.08.1996Examination requested  [1996/44]
06.12.1996Despatch of a communication from the examining division (Time limit: M04)
16.04.1997Reply to a communication from the examining division
13.10.1997Despatch of communication of intention to grant (Approval: No)
15.04.1998Despatch of communication of intention to grant (Approval: later approval)
11.05.1998Communication of intention to grant the patent
12.08.1998Fee for grant paid
12.08.1998Fee for publishing/printing paid
Opposition(s)12.08.1999No opposition filed within time limit [1999/44]
Fees paidRenewal fee
28.10.1996Renewal fee patent year 03
29.10.1997Renewal fee patent year 04
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Cited inInternational search[X]US5264499  (HAYASHI MASUSHI [JP], et al) [X] 1-14;
 [X]US5145932  (SASAKI SHOSAKU [JP], et al) [X] 1-14;
 [A]US5064916  (SASAKI SHOSAKU [JP], et al) [A] 1-14;
 [A]US4609574  (KERYK JOHN R [US], et al) [A] 1-14;
 [A]EP0446030  (MINNESOTA MINING & MFG [US]) [A] 1-14
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.