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EP0436049
European procedure
Extract from the Register of European Patents
EP About this file: EP0436049
| EP0436049 - Middle distillate hydrocracking catalyst employing low acidity Y zeolite [Right-click to bookmark this link] | Status | Patent revoked Status updated on 31.08.2001 Database last updated on 29.03.2025 | Most recent event Tooltip | 05.10.2005 | Change: Appeal number | Applicant(s) | For all designated states UOP 25 East Algonquin Road Des Plaines Illinois 60017-5017 / US | [N/P] |
| Former [1991/28] | For all designated states UOP 25 East Algonquin Road Des Plaines, Illinois 60017-5017 / US | Inventor(s) | 01 /
Steigleder, Karl Z. 772 Western Avenue Glen Ellyn Illinois 60137 / US | [1991/28] | Representative(s) | Weber, Dieter, et al Weber, Seiffert, Lieke Postfach 61 45 65051 Wiesbaden / DE | [N/P] |
| Former [1991/28] | Weber, Dieter, Dr., et al Weber, Dieter, Dr., Seiffert, Klaus, Dipl.-Phys., Lieke, Winfried, Dr. Postfach 61 45 D-65051 Wiesbaden / DE | Application number, filing date | 90100067.9 | 03.01.1990 | [1991/28] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0436049 | Date: | 10.07.1991 | Language: | EN | [1991/28] | Type: | B1 Patent specification | No.: | EP0436049 | Date: | 18.11.1993 | Language: | EN | [1993/46] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 26.09.1990 | Classification | IPC: | C10G47/16, B01J29/08 | [1991/28] | CPC: |
B01J29/084 (EP,US);
C10G47/16 (EP,US)
| Designated contracting states | AT, BE, DE, ES, FR, GB, GR, IT, NL, SE [1991/28] | Title | German: | Mitteldestillat-Hydrokrackkatalysator unter Verwendung von Zeolit Y mit niedrigem Säuregehalt | [1991/28] | English: | Middle distillate hydrocracking catalyst employing low acidity Y zeolite | [1991/28] | French: | Catalyseur d'hydrocraquage pour distillats basse moyens employant une zéolite y d'acidité basse | [1991/28] | Examination procedure | 18.09.1991 | Examination requested [1991/46] | 13.03.1992 | Despatch of a communication from the examining division (Time limit: M06) | 22.09.1992 | Reply to a communication from the examining division | 18.01.1993 | Despatch of communication of intention to grant (Approval: Yes) | 19.05.1993 | Communication of intention to grant the patent | 26.07.1993 | Fee for grant paid | 26.07.1993 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
17.08.1994
25.08.1994
ADMISSIBLE Akzo Nobel N.V. P.O. Box 9300 NL-6800 SB Arnhem / NL | [1994/41] | 23.09.1994 | Invitation to proprietor to file observations on the notice of opposition | 25.03.1995 | Reply of patent proprietor to notice(s) of opposition | 06.04.1995 | Communication of observations of patent proprietor (Time limit: M06) | 13.10.1995 | Reply of parties involved to observations of patent proprietor | 03.12.1996 | Date of oral proceedings | 14.01.1997 | Despatch of minutes of oral proceedings | 14.01.1997 | Despatch of communication that the patent will be revoked | 06.06.2001 | Legal effect of revocation of patent [2001/42] | Appeal following opposition | 11.03.1997 | Appeal received No. T0299/97 | 16.05.1997 | Statement of grounds filed | 06.06.2001 | Result of appeal procedure: appeal of the proprietor was rejected | 06.06.2001 | Date of oral proceedings | 18.06.2001 | Minutes of the oral proceedings despatched | Fees paid | Renewal fee | 10.01.1992 | Renewal fee patent year 03 | 15.01.1993 | Renewal fee patent year 04 |
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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 | AT | 18.11.1993 | GR | 18.11.1993 | [2000/04] |
| Former [1994/32] | AT | 18.11.1993 | Documents cited: | Search | [E]US4894142 (STEIGLEDER KARL Z [US]); | [AD]US4401556 (BEZMAN RICHARD D [US], et al); | [AD]US4419271 (WARD JOHN W [US]); | [A]EP0081774 (UNION OIL CO [US]); | [A]EP0028938 (UNION CARBIDE CORP [US]); | [A]EP0078132 (MOBIL OIL CORP [US]); | [A]FR2561946 (PRO CATALYSE [FR]) |