EP0116348 - Reaction products of boric acid, diethanolamine and monoethanolamine and their application as protection against corrosion [Right-click to bookmark this link] | |||
Former [1984/34] | Reaction products of boric acid, diethandamine and monoethanolamine and their application as protection against corrosion | ||
[1987/22] | Status | Patent maintained as amended Status updated on 16.09.1993 Database last updated on 02.09.2024 | Most recent event Tooltip | 05.10.2005 | Change: Appeal number | Applicant(s) | For all designated states HOECHST AKTIENGESELLSCHAFT 65926 Frankfurt am Main / DE | [N/P] |
Former [1984/34] | For all designated states HOECHST AKTIENGESELLSCHAFT D-65926 Frankfurt am Main / DE | Inventor(s) | 01 /
Ritschel, Werner, Dr. Gartenstrasse 17 D-6238 Hofheim am Taunus / DE | 02 /
Lorke, Horst Wachenheimer Strasse 14 D-6237 Liederbach / DE | [1984/34] | Application number, filing date | 84101088.7 | 03.02.1984 | [1984/34] | Priority number, date | DE19833304164 | 08.02.1983 Original published format: DE 3304164 | [1984/34] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0116348 | Date: | 22.08.1984 | Language: | DE | [1984/34] | Type: | A3 Search report | No.: | EP0116348 | Date: | 10.10.1984 | Language: | DE | [1984/41] | Type: | B1 Patent specification | No.: | EP0116348 | Date: | 27.05.1987 | Language: | DE | [1987/22] | Type: | B2 New European patent specification | No.: | EP0116348 | Date: | 03.11.1993 | Language: | DE | [1993/44] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 07.08.1984 | Classification | IPC: | C07F5/02, C23F11/00 | [1984/34] | CPC: |
C07F5/04 (EP);
C23F11/10 (EP)
| Designated contracting states | BE, DE, GB, IT, NL, SE [1984/34] | Title | German: | Reaktionsprodukte aus Borsäure, Diethanolamin und Monoethanolaminen und deren Verwendung als Korrosionsschutzmittel | [1984/34] | English: | Reaction products of boric acid, diethanolamine and monoethanolamine and their application as protection against corrosion | [1987/22] | French: | Produits de réaction entre l'acide borique, diéthanolamine et monoéthanolamine et leur application comme protecteur de corrosion | [1984/34] |
Former [1984/34] | Reaction products of boric acid, diethandamine and monoethanolamine and their application as protection against corrosion | Examination procedure | 12.12.1984 | Examination requested [1985/08] | 16.05.1986 | Despatch of a communication from the examining division (Time limit: M04) | 13.06.1986 | Reply to a communication from the examining division | 27.07.1986 | Despatch of a communication from the examining division (Time limit: M04) | 19.09.1986 | Reply to a communication from the examining division | 07.11.1986 | Despatch of communication of intention to grant (Approval: ) | 21.11.1986 | Communication of intention to grant the patent | 17.01.1987 | Fee for grant paid | 17.01.1987 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
25.02.1988
09.03.1988
ADMISSIBLE Henkel Kommanditgesellschaft auf Aktien TFP / Patentabteilung D-40191 Düsseldorf / DE | [N/P] |
Former [1988/16] | |||
Opponent(s) | 01
25.02.1988
09.03.1988
ADMISSIBLE Henkel Kommanditgesellschaft auf Aktien TFP / Patentabteilung D-40191 Düsseldorf / DE | 31.03.1988 | Invitation to proprietor to file observations on the notice of opposition | 11.04.1988 | Reply of patent proprietor to notice(s) of opposition | 14.04.1988 | Reply of parties involved to observations of patent proprietor | 19.04.1988 | Communication of observations of patent proprietor (Time limit: M02) | 02.05.1989 | Despatch of a communication from the opposition division (Time limit: M04) | 10.05.1989 | Reply to a communication from the opposition division | 12.05.1990 | Despatch of communication that the patent will be revoked | 03.03.1993 | Despatch of interlocutory decision in opposition | 13.03.1993 | Legal effect of interlocutory decision in opposition | 10.05.1993 | Despatch of communication that the patent will be maintained as amended | 24.07.1993 | Fee for printing new specification paid | Appeal following opposition | 16.07.1990 | Appeal received No. T0573/90 | 01.10.1990 | Statement of grounds filed | 03.03.1993 | Result of appeal procedure: maintenance in amended form | 03.03.1993 | Date of oral proceedings | 10.03.1993 | Minutes of the oral proceedings despatched | Fees paid | Renewal fee | 16.01.1986 | Renewal fee patent year 03 | 17.01.1987 | 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. | Lapses during opposition Tooltip | BE | 28.02.1993 | NL | 01.09.1993 | [1997/17] |
Former [1994/09] | BE | 28.02.1993 | |
NL | 01.09.1993 | ||
Former [1994/01] | NL | 01.09.1993 | Documents cited: | Search | [X]FR1557789 ; | [A]FR1546339 ; | [A]FR1340167 (WESTINGHOUSE ELECTRIC CORP); | [A]DE2007229 ; | [A]GB2004911 (HOECHST AG) |