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Extract from the Register of European Patents

EP About this file: EP0146756

EP0146756 - Aqueous emulsions of carboxyl-containing silicone fluids and a method for their preparation [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.04.1989
Database last updated on 14.09.2024
Most recent event   Tooltip14.04.1989No opposition filed within time limitpublished on 31.05.1989 [1989/22]
Applicant(s)For all designated states
DOW CORNING CORPORATION
P.O. Box 1767 Midland
Michigan 48640 / US
[N/P]
Former [1985/27]For all designated states
DOW CORNING CORPORATION
P.O. Box 1767
Midland Michigan 48640 / US
Inventor(s)01 / Gee, Ronald Paul
6109 Sturgeon Creek, Parkway
Midland, MI 48640 / US
[1988/22]
Former [1985/27]01 / Gee, Ronald Paul
6109 Sturgeon Creek Parkway
Midland Michigan 48640 / US
Representative(s)Hann, Michael, et al
Patentanwälte Dr. Michael Hann Dr. H.-G. Sternagel Sander Aue 30
D-51465 Bergisch Gladbach / DE
[N/P]
Former [1985/27]Hann, Michael, Dr., et al
Patentanwälte Dr. Michael Hann Dr. H.-G. Sternagel Sander Aue 30
D-51465 Bergisch Gladbach / DE
Application number, filing date84113626.012.11.1984
[1985/27]
Priority number, dateUS1983055162514.11.1983         Original published format: US 551625
[1985/27]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0146756
Date:03.07.1985
Language:EN
[1985/27]
Type: B1 Patent specification 
No.:EP0146756
Date:01.06.1988
Language:EN
[1988/22]
Search report(s)(Supplementary) European search report - dispatched on:EP01.04.1985
ClassificationIPC:C08L83/06, C08L83/08, D06M15/643, C08J3/02
[1985/27]
CPC:
A61K8/893 (EP,US); A61K8/068 (EP,US); A61K8/39 (EP,US);
A61K8/899 (EP,US); A61Q5/12 (EP,US); C08J3/03 (EP,US);
C08J2383/04 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [1985/27]
TitleGerman:Wasserhaltige Emulsionen mit Carboxyl enthaltenden flüssigen Silikonen und ein Verfahren zu deren Herstellung[1988/22]
English:Aqueous emulsions of carboxyl-containing silicone fluids and a method for their preparation[1985/27]
French:Emulsions aqueuses de silicones fluides contenant des groupements carboxy et une méthode de préparation[1985/27]
Former [1985/27]Wasserhaltige Emulsionen mit carboxyl enthaltenden flüssigen Silikonen und ein Verfahren zu deren Herstellung
File destroyed:12.06.1999
Examination procedure16.12.1985Examination requested  [1986/08]
02.01.1987Despatch of a communication from the examining division (Time limit: M04)
30.04.1987Reply to a communication from the examining division
27.07.1987Despatch of communication of intention to grant (Approval: )
06.11.1987Communication of intention to grant the patent
20.01.1988Fee for grant paid
20.01.1988Fee for publishing/printing paid
Opposition(s)02.03.1989No opposition filed within time limit [1989/22]
Fees paidRenewal fee
13.11.1986Renewal fee patent year 03
24.11.1987Renewal fee patent year 04
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Documents cited:SearchUS4146499  [ ] (ROSANO HENRI L);
 US3812201  [ ] (BEY A);
 US4311626  [ ] (ONA ISAO, et al);
 EP0109214  [ ]
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.