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EP0306236
European procedure
Extract from the Register of European Patents
EP About this file: EP0306236
| EP0306236 - Controlled release formulations [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 03.03.1994 Database last updated on 22.08.2024 | Most recent event Tooltip | 03.03.1994 | No opposition filed within time limit | published on 20.04.1994 [1994/16] | Applicant(s) | For all designated states Advanced Polymer Systems, Inc. 3696C Haven Avenue Redwood City, CA 94063 / US | [1989/10] | Inventor(s) | 01 /
Katz, Martin 5 Whitney Court Menlo Park, CA 94025 / US | 02 /
Cheng, Chung-Heng 1162 Robalo Court San Jose, CA 95131 / US | 03 /
Won, Richard 3787 Nathan Way Palo Alto, CA 94303 / US | 04 /
Leong, Helen C. 146 Atherton Avenue Atherton, CA 94025 / US | [1989/10] | Representative(s) | Stuart, Ian Alexander, et al Mewburn Ellis LLP City Tower 40 Basinghall Street London EC2V 5DE / GB | [N/P] |
| Former [1989/10] | Stuart, Ian Alexander, et al MEWBURN ELLIS York House 23 Kingsway London WC2B 6HP / GB | Application number, filing date | 88307947.7 | 26.08.1988 | [1989/10] | Priority number, date | US19870091641 | 31.08.1987 Original published format: US 91641 | [1989/10] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0306236 | Date: | 08.03.1989 | Language: | EN | [1989/10] | Type: | A3 Search report | No.: | EP0306236 | Date: | 24.05.1989 | Language: | EN | [1989/21] | Type: | B1 Patent specification | No.: | EP0306236 | Date: | 28.04.1993 | Language: | EN | [1993/17] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.04.1989 | Classification | IPC: | A61K9/22, A61K7/00, A61K7/46, A61K9/50 | [1989/20] | CPC: |
A61K8/0279 (EP);
A61K8/38 (EP);
A61K8/4953 (EP);
A61K8/671 (EP);
A61K8/678 (EP);
A61K8/8152 (EP);
A61K9/1635 (EP);
A61K9/70 (KR);
A61P17/00 (EP);
A61Q17/00 (EP);
A61Q7/00 (EP);
A61K2800/412 (EP);
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| Former IPC [1989/10] | A61K9/22, A61K9/50, A61K7/00, A61K7/46 | Designated contracting states | CH, DE, FR, GB, LI [1989/10] | Title | German: | Arzneizubereitungen mit retardierter Wirkstofffreisetzung | [1989/10] | English: | Controlled release formulations | [1989/10] | French: | Préparations pharmaceutiques à libération contrôlée | [1989/10] | Examination procedure | 11.11.1989 | Examination requested [1990/02] | 15.02.1991 | Despatch of a communication from the examining division (Time limit: M06) | 27.09.1991 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 05.12.1991 | Reply to a communication from the examining division | 03.07.1992 | Despatch of communication of intention to grant (Approval: Yes) | 30.10.1992 | Communication of intention to grant the patent | 02.11.1992 | Fee for grant paid | 02.11.1992 | Fee for publishing/printing paid | Opposition(s) | 29.01.1994 | No opposition filed within time limit [1994/16] | Request for further processing for: | 05.12.1991 | Request for further processing filed | 28.10.1991 | Full payment received (date of receipt of payment) Request granted | 12.12.1991 | Decision despatched | Fees paid | Renewal fee | 23.08.1990 | Renewal fee patent year 03 | 26.08.1991 | Renewal fee patent year 04 | 27.08.1992 | 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 | [XP]US4690825 (WON RICHARD [US]); | [X]EP0143608 (ALLIED COLLOIDS LTD [GB]); | [X]FR2352547 (VIRIDIS ETS [LI]) |