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EP0277018
European procedure
Extract from the Register of European Patents
EP About this file: EP0277018
| EP0277018 - Water absorbing polymers [Right-click to bookmark this link] | Status | Patent revoked Status updated on 16.02.1996 Database last updated on 03.04.2025 | Most recent event Tooltip | 05.10.2005 | Change: Appeal number | Applicant(s) | For all designated states Ciba Specialty Chemicals Water Treatments Limited P.O. Box 38, Low Moor Bradford West Yorkshire BD12 0JZ / GB | [N/P] |
| Former [1988/31] | For all designated states ALLIED COLLOIDS LIMITED P.O. Box 38, Low Moor Bradford, West Yorkshire BD12 0JZ / GB | Inventor(s) | 01 /
Farrar, David 13 Greenfield Lane, Idle Bradford, West Yorkshire / GB | 02 /
Flesher, Peter "Little Beck", Beck Lane Bingley, West Yorkshire / GB | 03 /
Skinner, Malcolm 82 Bolton Lane Bradford, West Yorkshire / GB | [1992/14] |
| Former [1988/31] | 01 /
Farrar, David 13 Greenfield Lane Idle Bradford West Yorkshire / GB | ||
| 02 /
Flesher, Peter "Little Beck" Beck Lane Bingley West Yorkshire / GB | |||
| 03 /
Skinner, Malcolm 82 Bolton Lane Bradford West Yorkshire / GB | Representative(s) | Lawrence, Peter Robin Broughton, et al Gill Jennings & Every LLP Broadgate House 7 Eldon Street London EC2M 7LH / GB | [N/P] |
| Former [1988/31] | Lawrence, Peter Robin Broughton, et al GILL JENNINGS & EVERY, Broadgate House, 7 Eldon Street London EC2M 7LH / GB | Application number, filing date | 88300727.0 | 28.01.1988 | [1988/31] | Priority number, date | GB19870002052 | 30.01.1987 Original published format: GB 8702052 | GB19870017093 | 20.07.1987 Original published format: GB 8717093 | GB19870019215 | 13.08.1987 Original published format: GB 8719215 | GB19870019216 | 13.08.1987 Original published format: GB 8719216 | [1988/31] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0277018 | Date: | 03.08.1988 | Language: | EN | [1988/31] | Type: | A3 Search report | No.: | EP0277018 | Date: | 25.01.1989 | Language: | EN | [1989/04] | Type: | B1 Patent specification | No.: | EP0277018 | Date: | 01.04.1992 | Language: | EN | [1992/14] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 08.12.1988 | Classification | IPC: | C10L9/10 | [1988/31] | CPC: |
C10L9/10 (EP);
C22B1/244 (EP)
| Designated contracting states | BE, DE, ES, FR, IT, NL, SE [1991/52] |
| Former [1988/31] | BE, DE, ES, FR, GB, IT, NL, SE | Title | German: | Wasseradsorbierende Polymere | [1988/31] | English: | Water absorbing polymers | [1988/31] | French: | Polymères adsorbant l'eau | [1988/31] | Examination procedure | 22.12.1988 | Examination requested [1989/08] | 19.06.1990 | Despatch of a communication from the examining division (Time limit: M06) | 06.12.1990 | Reply to a communication from the examining division | 08.05.1991 | Despatch of communication of intention to grant (Approval: Yes) | 27.08.1991 | Communication of intention to grant the patent | 21.11.1991 | Fee for grant paid | 21.11.1991 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
31.12.1992
25.01.1993
ADMISSIBLE S.N.F. 41, Rue Jean-Huss F-42028 Saint-Etienne Cedex 1 / FR Opponent's representative Maiwald, Walter Maiwald GmbH Elisenhof Elisenstraße 3 80335 München / DE | [N/P] |
| Former [1995/11] | |||
| Opponent(s) | 01
31.12.1992
25.01.1993
ADMISSIBLE S.N.F. 41, Rue Jean-Huss F-42028 Saint-Etienne Cedex 1 / FR Opponent's representative Maiwald, Walter, Dr. Dipl.-Chem. Maiwald & Partner, Poccistrasse 11 D-80336 München / DE | ||
| Former [1993/09] | |||
| Opponent(s) | 01
31.12.1992
S.N.F. 41, Rue Jean-Huss F-42028 Saint-Etienne Cedex 1 / FR Opponent's representative Strasse, Vonnemann & Partner Balanstrasse 55 D-81541 München / DE | 05.02.1993 | Invitation to proprietor to file observations on the notice of opposition | 19.11.1993 | Reply of patent proprietor to notice(s) of opposition | 31.05.1995 | Date of oral proceedings | 03.07.1995 | Despatch of minutes of oral proceedings | 05.02.1996 | Despatch of communication that the patent will be revoked | 15.02.1996 | Legal effect of revocation of patent [1996/14] | Appeal following opposition | 31.08.1995 | Appeal received No. T0743/95 | 08.11.1995 | Statement of grounds filed | 23.01.1996 | Result of appeal procedure: REVOCATION OF PATENT AT PROPRIETOR'S REQUEST | Fees paid | Renewal fee | 17.01.1990 | Renewal fee patent year 03 | 21.12.1990 | Renewal fee patent year 04 | 10.01.1992 | Renewal fee patent year 05 |
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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 | [XD]EP0195550 ; | [AD]US4043952 ; | [AD]EP0161926 ; | [AD]EP0202780 ; | [APD]EP0213799 ; | [APD]EP0227305 |