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EP0270006
European procedure
Extract from the Register of European Patents
EP About this file: EP0270006
| EP0270006 - Efficient cis-to-trans isomerization of 1, 4-dihalobutene-2 [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 28.12.1991 Database last updated on 22.05.2024 | 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 HENKEL CORPORATION 300 Brookside Avenue Ambler Pennsylvania 19002 / US | [N/P] |
| Former [1990/39] | For all designated states HENKEL CORPORATION 300 Brookside Avenue Ambler, Pennsylvania 19002 / US | ||
| Former [1988/23] | For all designated states NATIONAL DISTILLERS AND CHEMICAL CORPORATION 99 Park Avenue New York, NY 10016 / US | Inventor(s) | 01 /
Clark, Clarence E., Jr. 1816 Greenbriar Place Cincinnati Ohio / US | 02 /
Fayter, Richard G., Jr. 2746 Saturn Drive Fairfield Ohio / US | [1988/23] | Representative(s) | Grünecker Patent- und Rechtsanwälte PartG mbB Leopoldstrasse 4 80802 München / DE | [N/P] |
| Former [1989/49] | Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät Maximilianstrasse 58 D-80538 München / DE | ||
| Former [1988/23] | Patentanwälte Grünecker, Kinkeldey, Stockmair & Partner Maximilianstrasse 58 D-80538 München / DE | Application number, filing date | 87117489.2 | 26.11.1987 | [1988/23] | Priority number, date | US19860936002 | 28.11.1986 Original published format: US 936002 | [1988/23] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0270006 | Date: | 08.06.1988 | Language: | EN | [1988/23] | Type: | B1 Patent specification | No.: | EP0270006 | Date: | 27.02.1991 | Language: | EN | [1991/09] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 12.04.1988 | Classification | IPC: | C07C17/00, C07C21/02 | [1988/23] | CPC: |
C07C17/358 (EP,US);
Y10S204/90 (EP,US)
| C-Set: |
C07C17/358, C07C21/02 (EP,US);
C07C17/358, C07C21/073 (US,EP);
C07C17/358, C07C21/14 (US,EP)
| Designated contracting states | BE, CH, DE, FR, GB, LI, NL [1988/23] | Title | German: | Cis-trans-Isomerisierung von 1,4-Dihalobuten-2 | [1988/23] | English: | Efficient cis-to-trans isomerization of 1, 4-dihalobutene-2 | [1988/23] | French: | Isomérisation cis-trans de 1,4-dihalobutène-2 | [1988/23] | File destroyed: | 15.01.2000 | Examination procedure | 14.09.1988 | Examination requested [1988/46] | 08.03.1990 | Despatch of communication of intention to grant (Approval: Yes) | 31.07.1990 | Communication of intention to grant the patent | 25.10.1990 | Fee for grant paid | 25.10.1990 | Fee for publishing/printing paid | Opposition(s) | 28.11.1991 | No opposition filed within time limit [1992/08] | Fees paid | Renewal fee | 09.11.1989 | Renewal fee patent year 03 | 20.11.1990 | Renewal fee patent year 04 |
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