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EP0129851
European procedure
Extract from the Register of European Patents
EP About this file: EP0129851
| EP0129851 - Preparation of monoalkylated dihydroxybenzenes and novel compounds prepared thereby [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 10.05.1989 Database last updated on 31.08.2024 | Most recent event Tooltip | 10.05.1989 | No opposition filed within time limit | published on 28.06.1989 [1989/26] | Applicant(s) | For all designated states The Dow Chemical Company 2020 Dow Center Midland, Michigan 48674 / US | [N/P] |
| Former [1985/01] | For all designated states THE DOW CHEMICAL COMPANY 2030 Dow Center Abbott Road P.O. Box 1967 Midland Michigan 48640-1967 / US | Inventor(s) | 01 /
Mendoza, Abel 3001 Gibson Street Midland, MI 48640 / US | 02 /
Otterbacher, Eric W. 2856 Nold Road Midland, MI 48640 / US | [1988/28] |
| Former [1985/01] | 01 /
Mendoza, Abel 3001 Gibson Street Midland Michigan 48640 / US | ||
| 02 /
Otterbacher, Eric W. 2856 Nold Road Midland Michigan 48640 / US | Representative(s) | Weickmann, Heinrich, et al Weickmann & Weickmann Patentanwälte Postfach 86 08 20 81635 München / DE | [N/P] |
| Former [1985/01] | Weickmann, Heinrich, Dipl.-Ing., et al 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 | Application number, filing date | 84107119.4 | 20.06.1984 | [1985/01] | Priority number, date | US19830507448 | 24.06.1983 Original published format: US 507448 | [1985/01] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0129851 | Date: | 02.01.1985 | Language: | EN | [1985/01] | Type: | A3 Search report | No.: | EP0129851 | Date: | 02.10.1985 | Language: | EN | [1985/40] | Type: | B1 Patent specification | No.: | EP0129851 | Date: | 13.07.1988 | Language: | EN | [1988/28] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 31.07.1985 | Classification | IPC: | C07C69/712, C07C69/736, C07C43/215, C07C43/23, C07C121/75 | [1985/01] | CPC: |
C07C255/00 (EP,US);
C07C255/18 (KR);
C07C41/16 (EP,US);
C07C41/26 (EP,US);
C07C67/31 (EP,US);
C07C2601/16 (EP,US)
| C-Set: |
C07C41/16, C07C43/215 (EP,US);
C07C41/16, C07C43/23 (US,EP);
C07C41/26, C07C43/23 (US,EP);
C07C67/31, C07C69/712 (EP,US); | Designated contracting states | BE, CH, DE, FR, GB, IT, LI, NL, SE [1985/01] | Title | German: | Herstellung von monoalkylierten Dihydroxybenzolen und so hergestellte Verbindungen | [1985/01] | English: | Preparation of monoalkylated dihydroxybenzenes and novel compounds prepared thereby | [1985/01] | French: | Préparation de dihydroxybenzènes monoalcoylés et composés ainsi obtenus | [1985/01] | Examination procedure | 15.11.1985 | Examination requested [1986/06] | 26.03.1986 | Despatch of a communication from the examining division (Time limit: M04) | 23.07.1986 | Reply to a communication from the examining division | 31.10.1986 | Despatch of a communication from the examining division (Time limit: M02) | 29.12.1986 | Reply to a communication from the examining division | 09.02.1987 | Despatch of a communication from the examining division (Time limit: M02) | 18.03.1987 | Reply to a communication from the examining division | 21.05.1987 | Despatch of a communication from the examining division (Time limit: M02) | 25.06.1987 | Reply to a communication from the examining division | 17.09.1987 | Despatch of communication of intention to grant (Approval: Yes) | 04.11.1987 | Communication of intention to grant the patent | 30.12.1987 | Fee for grant paid | 30.12.1987 | Fee for publishing/printing paid | Opposition(s) | 14.04.1989 | No opposition filed within time limit [1989/26] | Fees paid | Renewal fee | 15.03.1986 | Renewal fee patent year 03 | 23.03.1987 | Renewal fee patent year 04 | 01.03.1988 | 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 | [X]JP56059727 ; | [AD]JP55127332 ; | [AD]JP55127333 ; | [AD]US4328361 (DAI SHENGHONG A) | [X] - PATENT ABSTRACTS OF JAPAN, vol. 5, no. 124, 11th August 1981, page (C-66) (796); & JP-A-56 059 727 (IHARA CHEMICAL KOGYO) 23-05-1981, & JP56059727 A 00000000 | [AD] - PATENT ABSTRACTS OF JAPAN, vol. 4, no. 186, 20th December 1980, page (C-36) (668); & JP-A-55 127 332 (IHARA CHEMICAL KOGYO) 02-10-1980, & JP55127332 A 00000000 | [AD] - PATENT ABSTRACTS OF JAPAN, vol. 4, no. 186 20th December 1980, page (C-36) (688); & JP-A-55 127 333 (IHARA CHEMICAL KOGYO) 02-10-1980, & JP55127333 A 00000000 | Examination | - PATENT ABSTRACTS OF JAPAN, vol. 4, no. 186, 20 December 1980, p. (C-36) (688) |