EP0099883 - PROCESS FOR INHIBITING SCALE [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 21.08.1985 Database last updated on 31.08.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states DEARBORN CHEMICAL COMPANY 300 Genesee Street Lake Zurich IL 60047 / US | [1984/06] | Inventor(s) | 01 /
KUHN, Vincent R. 822 Rosebud Avenue Twin Lakes, WI 53181 / US | 02 /
VENTURA, Ederlyna M. 1220 South Elmhurst Road Apartment 110 Mount Prospect, IL 60056 / US | [1984/06] | Representative(s) | Uexküll & Stolberg Partnerschaft von Patent- und Rechtsanwälten mbB Beselerstrasse 4 22607 Hamburg / DE | [N/P] |
Former [1984/06] | UEXKÜLL & STOLBERG Patentanwälte Beselerstrasse 4 D-22607 Hamburg / DE | Application number, filing date | 82900853.1 | 29.01.1982 | [1984/06] | WO1982US00121 | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | WO8302607 | Date: | 04.08.1983 | [1983/18] | Type: | A1 Application with search report | No.: | EP0099883 | Date: | 08.02.1984 | Language: | EN | The application published by WIPO in one of the EPO official languages on 04.08.1983 takes the place of the publication of the European patent application. | [1984/06] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 29.05.1984 | Classification | IPC: | C02F5/10 | [1984/06] | CPC: |
C02F5/12 (EP)
| Designated contracting states | FR [1984/06] | Title | German: | VERFAHREN ZUR VERHINDERUNG VON KESSELSTEIN | [1984/06] | English: | PROCESS FOR INHIBITING SCALE | [1984/06] | French: | PROCEDE EMPECHANT LA FORMATION D'INCRUSTATIONS | [1984/06] | File destroyed: | 13.07.1991 | Entry into regional phase | 25.05.1983 | National basic fee paid | 25.05.1983 | Search fee paid | 25.05.1983 | Designation fee(s) paid | 17.01.1984 | Examination fee paid | Examination procedure | 17.01.1984 | Examination requested [1984/13] | 29.11.1984 | Despatch of a communication from the examining division (Time limit: M04) | 10.04.1985 | Application deemed to be withdrawn, date of legal effect [1985/43] | 10.05.1985 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1985/43] | Fees paid | Renewal fee | 13.01.1984 | Renewal fee patent year 03 | 11.01.1985 | Renewal fee patent year 04 |
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