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EP0188103
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EP About this file: EP0188103
| EP0188103 - An ethylene polymer useful as a lubricating oil viscosity modifier [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 16.08.1991 Database last updated on 03.09.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states EXXON RESEARCH AND ENGINEERING COMPANY P.O.Box 390 180 Park Avenue Florham Park New Jersey 07932-0390 / US | [N/P] |
| Former [1986/30] | For all designated states EXXON RESEARCH AND ENGINEERING COMPANY P.O.Box 390, 180 Park Avenue Florham Park, New Jersey 07932-0390 / US | Inventor(s) | 01 /
Kresge, Edward Nathan 68 Parlin Lane Watchung New Jersey / US | 02 /
Verstrate, Gary William 25 Balmoral Avenue Matawan New Jersey / US | [1986/30] | Representative(s) | Dew, Melvyn John, et al Exxon Chemical Limited European Patents and Licences Exxon Chemical Technology Centre P.Po. Box 1 Abingdon, Oxfordshire, OX13 6BB / GB | [N/P] |
| Former [1986/30] | Dew, Melvyn John, et al Exxon Chemical Limited European Patents and Licences Exxon Chemical Technology Centre P.Po. Box 1 Abingdon Oxfordshire, OX13 6BB / GB | Application number, filing date | 85309120.5 | 16.12.1985 | [1986/30] | Priority number, date | US19840682286 | 17.12.1984 Original published format: US 682286 | [1986/30] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0188103 | Date: | 23.07.1986 | Language: | EN | [1986/30] | Type: | A3 Search report | No.: | EP0188103 | Date: | 28.06.1989 | Language: | EN | [1989/26] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 08.05.1989 | Classification | IPC: | C10M143/14, C08F210/18, // C10N30/02 | [1986/30] | CPC: |
C10M143/14 (EP,US);
C08F210/18 (EP,US);
C10M143/00 (EP);
C10M143/02 (EP);
C10M2205/00 (EP,US);
C10M2205/02 (EP,US);
| C-Set: |
C08F210/18, C08F4/642 (US,EP);
C10M143/14, C10M143/00, C10M143/02 (EP,US);
C08F210/18, C08F210/06, C08F2500/25, C08F2500/17 (US,EP)
| Designated contracting states | BE, DE, FR, GB, IT, LU, NL [1986/30] | Title | German: | Äthylenpolymer zur Modifizierung der Viskosität eines Schmieröls | [1986/30] | English: | An ethylene polymer useful as a lubricating oil viscosity modifier | [1986/30] | French: | Polymère d'éthylène pour la modification de la viscosité d'une huile lubrifiante | [1986/30] | File destroyed: | 02.03.1998 | Examination procedure | 08.01.1986 | Examination requested [1986/30] | 30.07.1990 | Despatch of a communication from the examining division (Time limit: M06) | 09.02.1991 | Application deemed to be withdrawn, date of legal effect [1991/41] | 02.05.1991 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1991/41] | Fees paid | Renewal fee | 09.09.1987 | Renewal fee patent year 03 | 14.09.1988 | Renewal fee patent year 04 | 22.09.1989 | Renewal fee patent year 05 | 20.09.1990 | Renewal fee patent year 06 |
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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 | [X]GB1192770 (HOECHST AG [DE]); | [A]GB2040296 (EXXON RESEARCH ENGINEERING CO); | [A]US4156767 (HALL JAMES R [US]) |