EP0214412 - Use of salts of water soluble condensation products of naphthalene sulfonic acid and formaldehyde as an additive for inorganic binders and building materials [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.01.1992 Database last updated on 20.05.2024 | Most recent event Tooltip | 30.01.1992 | No opposition filed within time limit | published on 18.03.1992 [1992/12] | Applicant(s) | For:BE
CH
DE
FR
GB
IT
LI
LU
NL
SE
AT
Chemie Linz Gesellschaft m.b.H. St.Peter-Strasse 25 A-4021 Linz / AT | [1990/23] |
Former [1987/12] | For:BE
CH
FR
GB
IT
LI
LU
NL
SE
AT
CHEMIE LINZ AKTIENGESELLSCHAFT St. Peter-Strasse 25 A-4020 Linz / AT | ||
For:DE
Lentia Gesellschaft mit beschränkter Haftung Arabellastrasse 4 Postfach 81 05 08 D-8000 München 81 / DE | Inventor(s) | 01 /
Pieh, Stefan, Dr. St.Peter-Str.25 A-4021 Linz / AT | 02 /
Werenka, Christian Mitterbauerstrasse 14 A-4052 Ansfelden / AT | [1991/13] |
Former [1987/12] | 01 /
Pieh, Stefan, Dr. Forsthausstrasse 39a A-4060 Leonding / AT | ||
02 /
Werenka, Christian Mitterbauerstrasse 14 A-4052 Ansfelden / AT | Representative(s) | Kunz, Ekkehard Agrolinz Melamin GmbH Patentabteilung, St. Peter-Strasse 25 4021 Linz / AT | [N/P] |
Former [1990/23] | Kunz, Ekkehard, Dr. Chemie Linz GmbH Abteilung Patente St. Peter-Str. 25 A-4021 Linz / AT | Application number, filing date | 86109840.8 | 17.07.1986 | [1987/12] | Priority number, date | DE19853530258 | 23.08.1985 Original published format: DE 3530258 | [1987/12] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0214412 | Date: | 18.03.1987 | Language: | DE | [1987/12] | Type: | B1 Patent specification | No.: | EP0214412 | Date: | 27.03.1991 | Language: | DE | [1991/13] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 23.01.1987 | Classification | IPC: | C04B24/22, C08G16/02 | [1987/12] | CPC: |
C04B24/226 (EP,US);
C08G16/0237 (EP,US);
C08G16/04 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1987/12] | Title | German: | Verwendung von Salzen wasserlöslicher Naphthalinsulfonsäure-Formaldehydkondensate als Zusatzmittel für anorganische Bindemittel und Baustoff | [1991/13] | English: | Use of salts of water soluble condensation products of naphthalene sulfonic acid and formaldehyde as an additive for inorganic binders and building materials | [1987/12] | French: | Utilisation de sels de produits de condensation solubles de l'acide naphtalène sulfonique et du formaldéhyde comme additif pour liants et matériaux de construction minérales | [1987/12] |
Former [1987/12] | Verwendung von Salzen waserlöslicher Naphthalinsulfonsäure-Formaldehydkondensate als Zusatzmittel für anorganische Bindemittel und Baustoff | Examination procedure | 17.07.1986 | Examination requested [1987/12] | 25.01.1989 | Despatch of a communication from the examining division (Time limit: M04) | 05.05.1989 | Reply to a communication from the examining division | 27.11.1989 | Despatch of a communication from the examining division (Time limit: M04) | 09.03.1990 | Reply to a communication from the examining division | 11.06.1990 | Despatch of communication of intention to grant (Approval: Yes) | 26.09.1990 | Communication of intention to grant the patent | 09.11.1990 | Fee for grant paid | 09.11.1990 | Fee for publishing/printing paid | Opposition(s) | 28.12.1991 | No opposition filed within time limit [1992/12] | Fees paid | Renewal fee | 28.06.1988 | Renewal fee patent year 03 | 20.06.1989 | Renewal fee patent year 04 | 20.06.1990 | 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 | [AD]JP5861115 ; | [A]JP5896618 ; | [AD]US3277162 (CHARLES JOHNSON ROBERT); | [A]EP0073606 (DIAMOND SHAMROCK CORP [US]) | [AD] - PATENTS ABSTRACTS OF JAPAN, Band 7, Nr. 147 (C-173)(1292), 28. Juni 1983; & JP-A-58 61 115 (SANYO KASEI KOGYO K.K.) 12. April 1983, & JP5861115 A 00000000 | [A] - CHEMICAL ABSTRACTS, Band 99, Nr. 18, 1983, Seite 311, Nr. 145082g, Columbus, Ohio, US; & JP-A-58 96 618 (NIPPON SODA CO., LTD.) 08.06.1983 (Kat. D), & JP5896618 A 00000000 |