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Extract from the Register of European Patents

EP About this file: EP0266729

EP0266729 - Aqueous silicone dispersions [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  16.07.1992
Database last updated on 03.09.2024
Most recent event   Tooltip16.07.1992No opposition filed within time limitpublished on 02.09.1992 [1992/36]
Applicant(s)For all designated states
Wacker-Chemie GmbH
Hanns-Seidel-Platz 4
D-81737 München / DE
[N/P]
Former [1992/05]For all designated states
WACKER-CHEMIE GMBH
Hanns-Seidel-Platz 4
D-81737 München / DE
Former [1988/19]For all designated states
Wacker-Chemie GmbH
Hanns-Seidel-Platz 4
D-81737 München / DE
Inventor(s)01 / Gamon, Norbert, Dr. Dipl.-Chem.
Im Domherrenfeld 1
D-2105 Seevetal 11 / DE
02 / Braunsperger, Karl
Unterhadermark 86
D-8263 Burghausen / DE
03 / Schneider, Otto, Dr. Dipl.-Chem.
Stegerwaldstrasse 5
D-8263 Burghausen / DE
[1988/19]
Application number, filing date87116117.002.11.1987
[1988/19]
Priority number, dateDE1986363783606.11.1986         Original published format: DE 3637836
[1988/19]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0266729
Date:11.05.1988
Language:DE
[1988/19]
Type: A3 Search report 
No.:EP0266729
Date:17.08.1988
Language:DE
[1988/33]
Type: B1 Patent specification 
No.:EP0266729
Date:11.09.1991
Language:DE
[1991/37]
Search report(s)(Supplementary) European search report - dispatched on:EP27.06.1988
ClassificationIPC:C08L83/06, C08J3/02, // (C08L83/06, C08K5:00),(C08L83/06, 83:04, C08K5:00)
[1988/33]
CPC:
C08K5/54 (EP,US)
C-Set:
C08K5/54, C08L83/06 (EP,US)
Former IPC [1988/19]C08L83/06, // (C08L83/06, C08K5:00),(C08L83/06, 83:04, C08K5:00)
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   IT,   LI,   NL,   SE [1988/19]
TitleGerman:Wässrige Silicondispersionen[1988/19]
English:Aqueous silicone dispersions[1988/19]
French:Dispersions aqueuses à base de silicones[1988/19]
Examination procedure02.11.1987Examination requested  [1988/19]
15.10.1990Despatch of communication of intention to grant (Approval: No)
20.02.1991Despatch of communication of intention to grant (Approval: later approval)
26.02.1991Communication of intention to grant the patent
03.05.1991Fee for grant paid
03.05.1991Fee for publishing/printing paid
Opposition(s)12.06.1992No opposition filed within time limit [1992/36]
Fees paidRenewal fee
23.11.1989Renewal fee patent year 03
20.11.1990Renewal fee patent year 04
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[A]DE886075  (DOW CORNING);
 [AD]DE3029789  (DOW CORNING);
 [A]EP0119093  (DOW CORNING [US])
 [A]  - WALTER NOLL: "Chemie und Technologie der Silicone", 2. Auflage, 1968, VERLAG CHEMIE, Weinheim
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.