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EP0178778
European procedure
Extract from the Register of European Patents
EP About this file: EP0178778
| EP0178778 - Novel Pyromellitate plasticizers and vinyl chloride compositions [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 28.12.1991 Database last updated on 28.03.2026 | Most recent event Tooltip | 28.12.1991 | No opposition filed within time limit | published on 19.02.1992 [1992/08] | 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 [1986/17] | 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 /
Godwin, Allen David Avenue De L'Orangerie 9 B-1410 Waterloo / BE | 02 /
Wickson, Edward James 7973 Walden Road Baton Rouge Louisiana / US | [1986/17] | 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 [1986/17] | 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 | 85306436.8 | 10.09.1985 | [1986/17] | Priority number, date | US19840660735 | 15.10.1984 Original published format: US 660735 | [1986/17] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0178778 | Date: | 23.04.1986 | Language: | EN | [1986/17] | Type: | B1 Patent specification | No.: | EP0178778 | Date: | 27.02.1991 | Language: | EN | [1991/09] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.02.1986 | Classification | IPC: | C07C69/76, C08K5/12, C09K3/14, C10M105/36, C08L27/06 | [1991/09] | CPC: |
C08K5/12 (EP,US)
| C-Set: |
C08K5/12, C08L27/06 (EP,US)
|
| Former IPC [1986/17] | C07C69/76, C08K5/12, C09K3/14, C10M105/36, D06M13/16, C08L27/06 | Designated contracting states | BE, DE, FR, GB, IT [1986/17] | Title | German: | Weichmacher auf Basis von Pyromellitsäureestern und Vinylchloridzusammensetzungen | [1986/17] | English: | Novel Pyromellitate plasticizers and vinyl chloride compositions | [1986/17] | French: | Plastifiants à base d'esters de l'acide pyromellitique et compositions à base du chlorure vinylique | [1986/17] | Examination procedure | 03.10.1985 | Examination requested [1986/17] | 05.06.1987 | Despatch of a communication from the examining division (Time limit: M08) | 05.02.1988 | Reply to a communication from the examining division | 13.05.1988 | Despatch of a communication from the examining division (Time limit: M06) | 15.11.1988 | Reply to a communication from the examining division | 27.09.1989 | Despatch of a communication from the examining division (Time limit: M02) | 29.01.1990 | Reply to a communication from the examining division | 24.04.1990 | Despatch of communication of intention to grant (Approval: Yes) | 10.08.1990 | Communication of intention to grant the patent | 06.11.1990 | Fee for grant paid | 06.11.1990 | Fee for publishing/printing paid | Opposition(s) | 28.11.1991 | No opposition filed within time limit [1992/08] | Request for further processing for: | 20.01.1990 | Request for further processing filed | 20.01.1990 | Full payment received (date of receipt of payment) Request granted | 16.02.1990 | Decision despatched | Fees paid | Renewal fee | 26.06.1987 | Renewal fee patent year 03 | 22.06.1988 | Renewal fee patent year 04 | 21.06.1989 | Renewal fee patent year 05 | 21.06.1990 | 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 | [XD] CHEMICAL ABSTRACTS, vol. 84, no. 25, June 21, 1976, Columbus, Ohio, USA I. NANU et al. "Synthesis and evaluation of some esters of pyromellitic acid as plasticizers for poly(vinyl chloride)" page 28, column 1, abstract no. 181 040r [XD] |