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EP0782978
European procedure
Extract from the Register of European Patents
EP About this file: EP0782978
| EP0782978 - Method for preparing and purifying 1,1,1-tris(4-hydroxyphenyl)ethane [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 02.02.2001 Database last updated on 02.11.2024 | Most recent event Tooltip | 02.02.2001 | No opposition filed within time limit | published on 21.03.2001 [2001/12] | Applicant(s) | For all designated states GENERAL ELECTRIC COMPANY 1 River Road Schenectady, NY 12345 / US | [N/P] |
| Former [1997/28] | For all designated states GENERAL ELECTRIC COMPANY 1 River Road Schenectady, NY 12345 / US | Inventor(s) | 01 /
McCloskey, Patrick Joseph 10 Meadowbrook Road Watervliet, New York 12189 / US | 02 /
Sybert, Paul Dean 11620 Highway 66 Evansville, Indiana 47712 / US | 03 /
Lee, Julia Lam 2456 River Road Schenectady, New York 12309 / US | 04 /
Dardaris, David Michel 64 Middle Street Ballston Spa, New York 12020 / US | [1997/28] | Representative(s) | Szary, Anne Catherine GPO Europe GE International Inc. The Ark 201 Talgarth Road Hammersmith London W6 8BJ / GB | [N/P] |
| Former [1997/28] | Szary, Anne Catherine, Dr. London Patent Operation, GE International, Inc., Essex House, 12-13 Essex Street London WC2R 3AA / GB | Application number, filing date | 96309448.7 | 23.12.1996 | [1997/28] | Priority number, date | US19960583264 | 05.01.1996 Original published format: US 583264 | US19960718287 | 20.09.1996 Original published format: US 718287 | US19960760357 | 04.12.1996 Original published format: US 760357 | [1997/30] |
| Former [1997/28] | US19960583264 | 05.01.1996 | |
| US19960718287 | 20.09.1996 | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0782978 | Date: | 09.07.1997 | Language: | EN | [1997/28] | Type: | B1 Patent specification | No.: | EP0782978 | Date: | 05.04.2000 | Language: | EN | [2000/14] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 16.05.1997 | Classification | IPC: | C07C37/20, C07C37/82 | [1997/28] | CPC: |
C07C37/20 (EP);
C07C37/70 (EP)
| C-Set: |
C07C37/20, C07C39/16 (EP);
C07C37/70, C07C39/16 (EP) | Designated contracting states | BE, DE, ES, FR, GB, IT, NL [1997/28] | Title | German: | Verfahren zur Herstellung und Reinigung von 1,1,1-Tris(4-hydroxyphenyl)ethan | [1997/28] | English: | Method for preparing and purifying 1,1,1-tris(4-hydroxyphenyl)ethane | [1997/28] | French: | Procédé de préparation et purification du 1,1,1-tris(4-hydroxyphényl)éthane | [1997/28] | Examination procedure | 09.01.1998 | Examination requested [1998/11] | 09.02.1999 | Despatch of a communication from the examining division (Time limit: M04) | 07.06.1999 | Reply to a communication from the examining division | 15.07.1999 | Despatch of communication of intention to grant (Approval: Yes) | 23.09.1999 | Communication of intention to grant the patent | 05.01.2000 | Fee for grant paid | 05.01.2000 | Fee for publishing/printing paid | Opposition(s) | 06.01.2001 | No opposition filed within time limit [2001/12] | Fees paid | Renewal fee | 04.01.1999 | Renewal fee patent year 03 | 05.01.2000 | 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. | Documents cited: | Search | [A]EP0207297 (BASF AG [DE]) [A] 1-6 * example A.3 *; | [DA]US3579542 (MEYER RONALD J, et al) [DA] 1-6; | [DA]US4992598 (STRUTZ HEINZ [DE], et al) [DA] 1-10; | [AD]JPS53141250 | [AD] - SUZUKI, K, "Crosslinking vinyl monomer for mfg. copolymers for dentures...", DATABASE WPI, 1, Derwent World Patents Index, vol. 79, no. 03, Database accession no. 79-05319B, XP002029809 & JPS53141250 A 19781208 (SUZUKI K) [AD] 1-6 * abstract * | by applicant | JPS53141250 |