EP0256538 - Compositions and a process for preparing water dispersible polymers [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.06.1995 Database last updated on 02.09.2024 | Most recent event Tooltip | 24.06.1995 | No opposition filed within time limit | published on 16.08.1995 [1995/33] | Applicant(s) | For all designated states Phillips Petroleum Company 5th and Keeler Bartlesville Oklahoma 74004 / US | [N/P] |
Former [1988/08] | For all designated states PHILLIPS PETROLEUM COMPANY 5th and Keeler Bartlesville Oklahoma 74004 / US | Inventor(s) | 01 /
Bishop, Marshall Dean 315 SE Ridgecrest Ct. Bartlesville, OK 74006 / US | [1988/08] | Representative(s) | Geissler, Bernhard, et al Bardehle Pagenberg Partnerschaft mbB Patentanwälte, Rechtsanwälte Postfach 86 06 20 81633 München / DE | [N/P] |
Former [1988/08] | Geissler, Bernhard, Dr. jur., Dipl.-Phys., et al Patent- und Rechtsanwälte Bardehle . Pagenberg . Dost . Altenburg . Frohwitter . Geissler & Partner Postfach 86 06 20 D-81633 München / DE | Application number, filing date | 87111825.3 | 14.08.1987 | [1988/08] | Priority number, date | US19860897490 | 18.08.1986 Original published format: US 897490 | [1988/08] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0256538 | Date: | 24.02.1988 | Language: | EN | [1988/08] | Type: | A3 Search report | No.: | EP0256538 | Date: | 22.02.1989 | Language: | EN | [1989/08] | Type: | B1 Patent specification | No.: | EP0256538 | Date: | 24.08.1994 | Language: | EN | [1994/34] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.01.1989 | Classification | IPC: | C08K3/36, C08L1/26, C08L3/04, C08L5/00, C08L57/00, C08J3/02 | [1994/34] | CPC: |
C08J3/05 (EP,US);
C08K3/36 (EP,US);
C08K9/04 (EP,US);
C09K8/04 (EP,US);
C08J2300/10 (EP,US)
|
Former IPC [1988/08] | C08K3/36, C08L1/26, C08L3/04, C08L5/00, C08L57/00, C08J3/06 | Designated contracting states | DE, FR, GB, IT, NL [1988/08] | Title | German: | Zusammensetzungen und Verfahren zur Herstellung von wasserdispergierbaren Polymeren | [1988/08] | English: | Compositions and a process for preparing water dispersible polymers | [1988/08] | French: | Compositions et procédé de préparation de polymères dispersables dans l'eau | [1988/08] | Examination procedure | 24.07.1989 | Examination requested [1989/38] | 03.02.1992 | Despatch of a communication from the examining division (Time limit: M06) | 13.08.1992 | Reply to a communication from the examining division | 19.02.1993 | Despatch of a communication from the examining division (Time limit: M04) | 06.04.1993 | Reply to a communication from the examining division | 01.09.1993 | Despatch of communication of intention to grant (Approval: No) | 22.12.1993 | Despatch of communication of intention to grant (Approval: later approval) | 04.01.1994 | Communication of intention to grant the patent | 16.03.1994 | Fee for grant paid | 16.03.1994 | Fee for publishing/printing paid | Opposition(s) | 25.05.1995 | No opposition filed within time limit [1995/33] | Fees paid | Renewal fee | 18.07.1989 | Renewal fee patent year 03 | 19.07.1990 | Renewal fee patent year 04 | 02.01.1991 | Renewal fee patent year 05 | 03.11.1992 | Renewal fee patent year 06 | 23.07.1993 | Renewal fee patent year 07 | 26.07.1994 | Renewal fee patent year 08 | Penalty fee | Additional fee for renewal fee | 31.08.1992 | 06   M06   Fee paid on   03.11.1992 |
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