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Extract from the Register of European Patents

EP About this file: EP0096103

EP0096103 - Process for making ionic structured particle latexes using reactive polymeric surfactants [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  25.10.1988
Database last updated on 22.05.2024
Most recent event   Tooltip25.10.1988No opposition filed within time limitpublished on 14.12.1988 [1988/50]
Applicant(s)For all designated states
The Dow Chemical Company
2020 Dow Center
Midland, Michigan 48674 / US
[N/P]
Former [1983/51]For all designated states
THE DOW CHEMICAL COMPANY
2030 Dow Center Abbott Road P.O. Box 1967
Midland Michigan 48640-1967 / US
Inventor(s)01 / Wessling, Ritchie Antone
5007 Nurmi Drive
Midland Michigan 48640 / US
02 / Pickelman, Dale Martin
319 Price
Auburn Michigan / US
[1983/51]
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 [1983/51]Hann, Michael, Dr., et al
Patentanwälte Dr. Michael Hann Dr. H.-G. Sternagel Sander Aue 30
D-51465 Bergisch Gladbach / DE
Application number, filing date82105753.629.06.1982
[1983/51]
Priority number, datedeleted
[1984/08]
Former [1983/51]deleted
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0096103
Date:21.12.1983
Language:EN
[1983/51]
Type: A3 Search report 
No.:EP0096103
Date:15.05.1985
Language:EN
[1985/20]
Type: B1 Patent specification 
No.:EP0096103
Date:23.12.1987
Language:EN
[1987/52]
Search report(s)(Supplementary) European search report - dispatched on:EP13.03.1985
ClassificationIPC:C08F2/24, C08F291/00, C08J3/12
[1985/20]
CPC:
C08F2/28 (EP,US); C08F2/24 (EP,US); C08F291/00 (EP,US)
C-Set:
C08F291/00, C08F2/22 (EP,US)
Former IPC [1985/15]C08F2/24, C08F291/00, C08J3/12
Former IPC [1983/51]C08F2/28, C08F291/00
Designated contracting statesDE,   FR,   GB,   NL,   SE [1983/51]
TitleGerman:Verfahren zur Herstellung von strukturierten ionischen Latexteilchen aus reaktionsfähigen polymeren oberflächenaktiven Mitteln[1983/51]
English:Process for making ionic structured particle latexes using reactive polymeric surfactants[1983/51]
French:Procédé de préparation de latexes de particules ioniques structurées à partir de tensioactifs polymères réactifs[1983/51]
File destroyed:20.04.2002
Examination procedure14.08.1985Examination requested  [1985/44]
05.09.1986Despatch of a communication from the examining division (Time limit: M04)
20.12.1986Reply to a communication from the examining division
17.03.1987Despatch of communication of intention to grant (Approval: )
24.06.1987Communication of intention to grant the patent
04.09.1987Fee for grant paid
04.09.1987Fee for publishing/printing paid
Opposition(s)24.09.1988No opposition filed within time limit [1988/50]
Fees paidRenewal fee
06.03.1984Renewal fee patent year 03
12.03.1985Renewal fee patent year 04
15.03.1986Renewal fee patent year 05
23.03.1987Renewal fee patent year 06
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Documents cited:Search[A]JP51030284  ;
 [XP]US4337185  (WESSLING RITCHIE A, et al);
 [A]US4017442  (GIBBS DALE S, et al);
 [AD]US3640922  (SHEETZ DAVID P);
 [AD]US4002586  (WESSLING RITCHIE A, et al);
 [AD]US4056501  (GIBBS DALE S, et al)
 [A]  - CHEMICAL ABSTRACTS, vol. 85, no. 8, 23rd August 1976, page 17, no. 47305y, Columbus, Ohio, US; & JP-A-51 030 284 (KANEGAFUCHI CHEMICAL INDUSTRY CO., LTD.) 15-03-1976, & JP51030284 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.