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EP0052573
European procedure
Extract from the Register of European Patents
EP About this file: EP0052573
| EP0052573 - Discoloration prevention of phenolic antioxidants [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 27.02.1985 Database last updated on 04.06.2024 | Most recent event Tooltip | 27.02.1985 | No opposition filed within time limit | published on 02.05.1985 [1985/18] | Applicant(s) | For all designated states The Goodyear Tire & Rubber Company 1144 East Market Street Akron, OH 44316-0001 / US | [N/P] |
| Former [1982/21] | For all designated states THE GOODYEAR TIRE & RUBBER COMPANY 1144 East Market Street Akron, Ohio 44316-0001 / US | Inventor(s) | 01 /
Collonge, Jacques Henri 5 Rue des Cevennes F-91440 Les Ulis / FR | 02 /
Widmer, Hans Spitzackerstrasse 35 CH-4103 Bottmingen / CH | [1982/21] | Representative(s) | Weyland, J.J. Pierre Goodyear Technical Center-Luxembourg 7750 Colmar-Berg / LU | [N/P] |
| Former [1982/21] | Weyland, J.J. Pierre Goodyear Technical Center-Luxembourg L-7750 Colmar-Berg / LU | Application number, filing date | 81630070.1 | 28.10.1981 | [1982/21] | Priority number, date | US19800207111 | 17.11.1980 Original published format: US 207111 | [1982/21] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0052573 | Date: | 26.05.1982 | Language: | EN | [1982/21] | Type: | B1 Patent specification | No.: | EP0052573 | Date: | 25.04.1984 | Language: | EN | [1984/17] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.03.1982 | Classification | IPC: | C07C37/14, C07C37/88, C09K15/08, C08K5/13 | [1982/21] | CPC: |
C07C37/14 (EP,US);
C07C37/70 (EP,US);
C07C37/88 (EP,US)
| C-Set: |
C07C37/14, C07C39/06 (EP,US);
C07C37/70, C07C39/06 (US,EP);
C07C37/88, C07C39/06 (US,EP)
| Designated contracting states | BE, DE, FR, GB, IT, NL [1982/21] | Title | German: | Verhindern der Entfärbung phenolischer Antioxydantien | [1982/21] | English: | Discoloration prevention of phenolic antioxidants | [1982/21] | French: | Empêchement de décoloration d'antioxydants phénoliques | [1982/21] | Examination procedure | 30.10.1981 | Examination requested [1982/21] | 06.12.1982 | Despatch of a communication from the examining division (Time limit: M04) | 14.01.1983 | Reply to a communication from the examining division | 20.07.1983 | Despatch of communication of intention to grant (Approval: ) | 07.10.1983 | Communication of intention to grant the patent | 17.12.1983 | Fee for grant paid | 17.12.1983 | Fee for publishing/printing paid | Opposition(s) | 26.01.1985 | No opposition filed within time limit [1985/18] | Fees paid | Renewal fee | 20.09.1983 | Renewal fee patent year 03 |
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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]JP49001036B ; | [A]DE2201538 (GOODYEAR TIRE & RUBBER); | [A]US3683030 (SPARKS ALLEN K); | [A]DE2528303 ; | [A]US3480391 (CARLOS DONALD D) | [A] - CHEMICAL ABSTRACTS Vol. 81, No. 16, 21 October 1974 Columbus, Ohio, USA I. YAMAMOTO et al. "Treating Colored Polyamide Fiber" page 75, column 1, Abstract No. 92971r & JP-B-49 001 036, & JP49001036B B 19741021 | [A] - CHEMICAL ABSTRACTS Vol. 88, No. 18, 1978 Columbus, Ohio, USA J. CEGARRA et al. "Evaluation of 1-Hydroxypiperidine as a Bleaching Agent for Wool" page 63, column 1, Abstract No. 122580b & Bol. Inst. Invest. Text. Coop. Ind., Univ. Politec. Barcelona, Vol. 71, 1977, page 37 to 38 |