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EP0279307
European procedure
Extract from the Register of European Patents
EP About this file: EP0279307
| EP0279307 - Bifunctional chelating agents [Right-click to bookmark this link] | Status | Patent maintained as amended Status updated on 27.09.1996 Database last updated on 19.07.2024 | Most recent event Tooltip | 27.09.1996 | Patent maintained (B2 publication) | published on 13.11.1996 [1996/46] | Applicant(s) | For all designated states ABBOTT LABORATORIES One Abbott Park Road Abbott Park IL 60064-3500 / US | [N/P] |
| Former [1995/32] | For all designated states ABBOTT LABORATORIES One Abbott Park Road Abbott Park, Illinois 60064-3500 / US | ||
| Former [1988/34] | For all designated states ABBOTT LABORATORIES Abbott Park, Illinois 60064 / US | Inventor(s) | 01 /
Johnson, David K. 16 Parkside Court Vernon Hills Illinois 60061 / US | 02 /
Kline, Steven J. 17556 W. Hickory Lane Grayslake Illinois 60030 / US | [1988/34] | Representative(s) | Modiano, Guido, et al Dr. Modiano & Associati SpA Via Meravigli, 16 20123 Milano / IT | [N/P] |
| Former [1988/34] | Modiano, Guido, Dr.-Ing., et al Modiano & Associati S.r.l. Via Meravigli, 16 I-20123 Milano / IT | Application number, filing date | 88101776.8 | 08.02.1988 | [1988/34] | Priority number, date | US19870014517 | 13.02.1987 Original published format: US 14517 | US19880136180 | 04.01.1988 Original published format: US 136180 | [1988/34] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0279307 | Date: | 24.08.1988 | Language: | EN | [1988/34] | Type: | A3 Search report | No.: | EP0279307 | Date: | 09.05.1990 | Language: | EN | [1990/19] | Type: | B1 Patent specification | No.: | EP0279307 | Date: | 22.09.1993 | Language: | EN | [1993/38] | Type: | B2 New European patent specification | No.: | EP0279307 | Date: | 13.11.1996 | Language: | EN | [1996/46] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.03.1990 | Classification | IPC: | C07C229/36, C07C331/28, C07C335/16, A61K51/00 | [1996/46] | CPC: |
C07C275/42 (EP,US);
A61K47/50 (EP,US);
C07C335/22 (EP,US)
|
| Former IPC [1993/38] | C07C229/36, C07C331/28, C07C335/16, A61K49/02 | ||
| Former IPC [1988/34] | C07C101/28, C07C161/04, C07C157/09, A61K49/02 | Designated contracting states | AT, BE, CH, DE, ES, FR, GB, IT, LI, NL [1988/34] | Title | German: | Bifunktionelle chelatbildende Agenzien | [1988/34] | English: | Bifunctional chelating agents | [1988/34] | French: | Agents de chélation bifonctionnels | [1988/34] | Examination procedure | 06.11.1990 | Examination requested [1991/01] | 18.05.1992 | Despatch of communication of intention to grant (Approval: No) | 09.03.1993 | Despatch of communication of intention to grant (Approval: later approval) | 23.03.1993 | Communication of intention to grant the patent | 03.05.1993 | Fee for grant paid | 03.05.1993 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
21.06.1994
22.07.1994
ADMISSIBLE THE DOW CHEMICAL COMPANY 2030 Abbott Road Dow Center Midland, Michigan 48640 / US Opponent's representative Huber, Bernhard Weickmann & Weickmann Patentanwälte Postfach 86 08 20 81635 München / DE | [N/P] |
| Former [1994/33] | |||
| Opponent(s) | 01
21.06.1994
22.07.1994
ADMISSIBLE THE DOW CHEMICAL COMPANY 2030 Abbott Road Dow Center Midland, Michigan 48640 / US Opponent's representative Huber, Bernhard, Dipl.-Chem. Patentanwälte H. Weickmann, Dr. K. Fincke F.A. Weickmann, B. Huber Dr. H. Liska, Dr. J. Prechtel, Dr. B. Böhm Postfach 86 08 20 D-81635 München / DE | 27.07.1994 | Invitation to proprietor to file observations on the notice of opposition | 04.04.1995 | Reply of patent proprietor to notice(s) of opposition | 12.05.1995 | Despatch of a communication from the opposition division (Time limit: M04) | 15.09.1995 | Reply to a communication from the opposition division | 19.02.1996 | Despatch of interlocutory decision in opposition | 29.02.1996 | Legal effect of interlocutory decision in opposition | 12.06.1996 | Despatch of communication that the patent will be maintained as amended | 29.07.1996 | Fee for printing new specification paid | Fees paid | Renewal fee | 18.01.1990 | Renewal fee patent year 03 | 21.01.1991 | Renewal fee patent year 04 | 20.01.1992 | Renewal fee patent year 05 | 29.01.1993 | 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 | [A]EP0173629 (CYTOGEN CORP [US]); | [A]DE3239410 (HYBRITECH INC [US], et al) | [AD] - INORGANIC CHEMISTRY, vol. 25, no. 10, May 7, 1986 M.W. BRECHBIEL et al.: "Synthesis of 1-(p-isothio- cyanatobenzyl) derivatives of DTPA and EDTA. Antibody labeling and tumor-imaging studies" pages 2772-2781 | [AD] - YUKAGAKU, vol. 19, no. 10, October 1970 T. TAKESHITA et al.: "Studies on the utilisation of metal chelates. IV. C-Alkyl EDTA chelates; preparation and evaluation of surface and interfacial tensions and dispersant properties" pages 984-993 |