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EP0055514
European procedure
Extract from the Register of European Patents
EP About this file: EP0055514
| EP0055514 - Preparation of glycols and ethers [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 04.06.1985 Database last updated on 02.11.2024 | Most recent event Tooltip | 28.09.2007 | Lapse of the patent in a contracting state | published on 31.10.2007 [2007/44] | Applicant(s) | For all designated states TEXACO DEVELOPMENT CORPORATION 2000 Westchester Avenue White Plains New York 10650 / US | [N/P] |
| Former [1982/27] | For all designated states TEXACO DEVELOPMENT CORPORATION 2000 Westchester Avenue White Plains, New York 10650 / US | Inventor(s) | 01 /
Knifton, John Frederick 1090 Catskill Trail Austin Texas 78750 / US | [1982/27] | Representative(s) | Brock, Peter William, et al Michael Burnside & Partners 2 Serjeants' Inn Fleet Street London EC4Y 1HL / GB | [1982/27] | Application number, filing date | 81305313.9 | 09.11.1981 | [1982/27] | Priority number, date | US19800220486 | 29.12.1980 Original published format: US 220486 | [1982/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0055514 | Date: | 07.07.1982 | Language: | EN | [1982/27] | Type: | B1 Patent specification | No.: | EP0055514 | Date: | 01.08.1984 | Language: | EN | [1984/31] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 15.02.1982 | Classification | IPC: | C07C31/20, C07C29/15, B01J31/22, C07C43/04, C07C41/01, // C07C31/04, C07C31/08, C07C43/13 | [1982/27] | CPC: |
B01J31/0288 (EP,US);
C07C31/00 (KR);
B01J31/0278 (EP,US);
B01J31/2234 (EP,US);
C07C29/1514 (EP,US);
C07C29/158 (EP,US);
C07C41/01 (EP,US);
B01J2231/641 (EP,US);
B01J2531/821 (EP,US);
B01J2531/822 (EP,US);
B01J31/0239 (EP,US);
B01J31/0268 (EP,US);
| C-Set: |
C07C29/1514, C07C31/04 (US,EP);
C07C29/1514, C07C31/08 (US,EP);
C07C29/1514, C07C31/10 (US,EP);
C07C29/1514, C07C31/202 (US,EP);
C07C29/1514, C07C31/205 (EP,US);
C07C29/158, C07C31/04 (EP,US);
C07C29/158, C07C31/08 (EP,US);
C07C29/158, C07C31/10 (EP,US);
C07C29/158, C07C31/202 (EP,US);
C07C29/158, C07C31/205 (US,EP); | Designated contracting states | BE, DE, FR, GB, IT, NL, SE [1982/27] | Title | German: | Verfahren zur Herstellung von Glykol und Äthern | [1982/27] | English: | Preparation of glycols and ethers | [1982/27] | French: | Procédé pour la production de glycol et d'éthers | [1982/27] | File destroyed: | 15.01.2000 | Examination procedure | 21.08.1982 | Examination requested [1982/43] | 30.03.1983 | Reply to a communication from the examining division | 11.04.1983 | Despatch of a communication from the examining division (Time limit: M04) | 03.10.1983 | Despatch of communication of intention to grant (Approval: ) | 22.12.1983 | Communication of intention to grant the patent | 14.03.1984 | Fee for grant paid | 14.03.1984 | Fee for publishing/printing paid | Opposition(s) | 03.05.1985 | No opposition filed within time limit [1985/32] | Fees paid | Renewal fee | 19.12.1983 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 01.12.1983 | 03 M06 Fee paid on 19.12.1983 |
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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. | Lapses during opposition Tooltip | IT | 01.08.1984 | NL | 01.08.1984 | SE | 01.08.1984 | [2007/44] |
| Former [1999/42] | IT | 01.08.1984 | |
| NL | 01.08.1984 | ||
| SE | 01.08.1984 | ||
| Former [1986/12] | NL | 01.08.1984 | |
| SE | 01.08.1984 | ||
| Former [1985/23] | NL | 01.08.1984 | Documents cited: | Search | US4211719 [ ] (BROWN EARLE S JR [US], et al); | US4265828 [ ] (KNIFTON JOHN F); | EP0033425 [ ] (ICI PLC [GB]); | US3957857 [ ] (PRUETT ROY L, et al) |