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EP0807633
European procedure
Extract from the Register of European Patents
EP About this file: EP0807633
| EP0807633 - Novel 2,3-disubstituted-(5,6)- heteroarylfused-pyrimidine-4-ones [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 12.09.2003 Database last updated on 28.03.2026 | Most recent event Tooltip | 17.04.2015 | Change - lapse in a contracting state | published on 20.05.2015 [2015/21] | Applicant(s) | For all designated states Pfizer Inc. 235 East 42nd Street New York, NY 10017 / US | [N/P] |
| Former [1997/47] | For all designated states PFIZER INC. 235 East 42nd Street New York, N.Y. 10017 / US | Inventor(s) | 01 /
Chenard, Bertrand Leo 7 Whaling Drive Waterford, Connecticut 06385 / US | 02 /
Elliott, Mark Leonard 58 Baldwin Brook Road Canterbury, Connecticut 06331 / US | 03 /
Welch, Willard McKowan, Jr. 116 Pequot Avenue Mystic, Connecticut 06355 / US | [1997/47] | Representative(s) | Atkinson, Jonathan David Mark, et al Urquhart-Dykes & Lord LLP Tower North Central Merrion Way Leeds LS2 8PA / GB | [N/P] |
| Former [2001/23] | Atkinson, Jonathan David Mark, et al Urquhart-Dykes & Lord Tower House Merrion Way Leeds LS2 8PA / GB | ||
| Former [1997/47] | Hayles, James Richard, et al Pfizer Limited, Patents Department, Ramsgate Road Sandwich Kent CT13 9NJ / GB | Application number, filing date | 97303000.0 | 01.05.1997 | [1997/47] | Priority number, date | US19960017737 | 15.05.1996 Original published format: US 17737 | [1997/47] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0807633 | Date: | 19.11.1997 | Language: | EN | [1997/47] | Type: | A3 Search report | No.: | EP0807633 | Date: | 13.05.1998 | [1998/20] | Type: | B1 Patent specification | No.: | EP0807633 | Date: | 06.11.2002 | Language: | EN | [2002/45] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.03.1998 | Classification | IPC: | C07D495/04, C07D475/02, C07D471/04, A61K31/505, // (C07D495/04, 333:00, 239:00),(C07D471/04, 239:00, 221:00) | [1997/47] | CPC: |
C07D471/04 (EP,US);
A61P1/08 (EP);
A61P13/00 (EP);
A61P13/02 (EP);
A61P15/00 (EP);
A61P25/00 (EP);
A61P25/02 (EP);
A61P25/04 (EP);
A61P25/08 (EP);
A61P25/14 (EP);
A61P25/16 (EP);
A61P25/18 (EP);
A61P25/20 (EP);
A61P25/22 (EP);
A61P25/28 (EP);
A61P25/30 (EP);
A61P25/32 (EP);
A61P25/34 (EP);
A61P27/02 (EP);
A61P43/00 (EP);
A61P9/00 (EP);
A61P9/10 (EP);
C07D475/02 (EP,US);
C07D487/04 (EP,US);
C07D495/04 (EP,US)
(-)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, NL, PT, SE [1997/47] | Title | German: | 2,3-Disubstituierte-(5,6)-heteroarylkondensierte-pyrimidin-4-one | [1997/47] | English: | Novel 2,3-disubstituted-(5,6)- heteroarylfused-pyrimidine-4-ones | [1997/47] | French: | (5,6)-Pyrimidin-4-ones condensées à hétéroaryle, substituées en 2,3 | [1997/47] | Examination procedure | 17.05.1997 | Examination requested [1997/47] | 31.01.2000 | Despatch of a communication from the examining division (Time limit: M06) | 10.08.2000 | Reply to a communication from the examining division | 25.09.2000 | Despatch of a communication from the examining division (Time limit: M06) | 28.03.2001 | Reply to a communication from the examining division | 12.11.2001 | Despatch of communication of intention to grant (Approval: No) | 13.05.2002 | Despatch of communication of intention to grant (Approval: later approval) | 03.06.2002 | Communication of intention to grant the patent | 20.08.2002 | Fee for grant paid | 20.08.2002 | Fee for publishing/printing paid | Opposition(s) | 07.08.2003 | No opposition filed within time limit [2003/44] | Request for further processing for: | 09.08.2000 | Request for further processing filed | 09.08.2000 | Full payment received (date of receipt of payment) Request granted | 24.08.2000 | Decision despatched | Fees paid | Renewal fee | 10.04.1999 | Renewal fee patent year 03 | 10.03.2000 | Renewal fee patent year 04 | 04.04.2001 | Renewal fee patent year 05 | 04.03.2002 | Renewal fee patent year 06 |
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| Former [2007/17] | LU | 31.05.2003 | Documents cited: | Search | [A] W.J.IRWIN ET AL: "Pyrido[3,2-d]pyrimidin-4(3H)-ones", JOURNAL OF THE CHEMICAL SOCIETY., August 1965 (1965-08-01), LETCHWORTH GB, pages 4240 - 4246, XP002055390 [A] 1 * the whole document * DOI: http://dx.doi.org/10.1039/jr9650004240 | [A] A.K. EL-ANSARY ET AL: "Synthesis of some quinazolone derivatives structurally related to certain sedatives,hypnotics and anticonvulsivant agents", PHARMAZIE., vol. 34, no. 11, November 1979 (1979-11-01), BERLIN DD, pages 753 - 754, XP002055391 [A] 1,29-36 * the whole document * |