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EP0496624
European procedure
Extract from the Register of European Patents
EP About this file: EP0496624
| EP0496624 - Tertiary butyl hydroperoxide concentration [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 19.10.1995 Database last updated on 04.11.2024 | Most recent event Tooltip | 07.12.2007 | Lapse of the patent in a contracting state New state(s): ES | published on 09.01.2008 [2008/02] | Applicant(s) | For all designated states ARCO Chemical Technology, L.P. Two Greenville Crossing, 4001 Kennett Pike, Suite 238 Greenville, Delaware 19807 / US | [N/P] |
| Former [1992/31] | For all designated states ARCO Chemical Technology, L.P. Two Greenville Crossing 4001 Kennett Pike, Suite 238 Greenville, Delaware 19807 / US | Inventor(s) | 01 /
Chong, Victor M. 311 Woodland Avenue Media, Pennsylvania 19063 / US | [1992/31] | Representative(s) | Cropp, John Anthony David MATHYS & SQUIRE 100 Grays Inn Road London, WC1X 8AL / GB | [1992/31] | Application number, filing date | 92300595.3 | 23.01.1992 | [1992/31] | Priority number, date | US19910645434 | 24.01.1991 Original published format: US 645434 | [1992/31] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0496624 | Date: | 29.07.1992 | Language: | EN | [1992/31] | Type: | B1 Patent specification | No.: | EP0496624 | Date: | 14.12.1994 | Language: | EN | [1994/50] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 13.05.1992 | Classification | IPC: | C07C409/04 | [1992/31] | CPC: |
C07C409/04 (EP,US);
C07C29/80 (EP,US);
C07C407/00 (EP,US);
C07C407/003 (EP,US)
| C-Set: |
C07C29/80, C07C31/12 (EP,US);
C07C407/003, C07C409/04 (US,EP);
C07C407/00, C07C409/04 (US,EP)
| Designated contracting states | BE, DE, ES, FR, GB, IT, NL [1992/31] | Title | German: | Konzentration von tert.-Butyl-Hydroperoxid | [1992/31] | English: | Tertiary butyl hydroperoxide concentration | [1992/31] | French: | Concentration de l'hydroperoxyde de tert.-butyle | [1992/31] | Examination procedure | 29.07.1992 | Examination requested [1992/39] | 21.01.1994 | Despatch of communication of intention to grant (Approval: No) | 01.06.1994 | Despatch of communication of intention to grant (Approval: later approval) | 10.06.1994 | Communication of intention to grant the patent | 19.07.1994 | Fee for grant paid | 19.07.1994 | Fee for publishing/printing paid | Opposition(s) | 15.09.1995 | No opposition filed within time limit [1995/49] | Fees paid | Renewal fee | 22.01.1994 | Renewal fee patent year 03 |
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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 | BE | 14.12.1994 | ES | 14.12.1994 | IT | 14.12.1994 | [2002/25] |
| Former [1999/42] | BE | 14.12.1994 | |
| IT | 14.12.1994 | ||
| Former [1995/42] | BE | 14.12.1994 | Documents cited: | Search | [A]US4080387 (JUBIN JOHN CHESTER, et al); | [A]GB1232709 |