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EP0550200
European procedure
Extract from the Register of European Patents
EP About this file: EP0550200
| EP0550200 - Dehydration process [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.01.1997 Database last updated on 15.06.2024 | Most recent event Tooltip | 24.01.1997 | No opposition filed within time limit | published on 12.03.1997 [1997/11] | Applicant(s) | For all designated states MINNESOTA MINING AND MANUFACTURING COMPANY 3M Center, P.O. Box 33427 St. Paul, MN 55133-3427 / US | [N/P] |
| Former [1993/27] | For all designated states MINNESOTA MINING AND MANUFACTURING COMPANY 3M Center, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | Inventor(s) | 01 /
Killian, Michael E., c/o Minnesota Mining and Manufact. Co., 2501 Hudson Road, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | 02 /
Stone, John C., c/o Minnesota Mining and Manufact. Co., 2501 Hudson Road, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | [1993/27] | Representative(s) | Baillie, Iain Cameron, et al c/o Ladas & Parry 52-54 High Holborn London WC1V 6RR / GB | [1995/48] |
| Former [1994/35] | Baillie, Iain Cameron c/o Ladas & Parry Altheimer Eck 2 D-80331 München / DE | ||
| Former [1993/27] | Baillie, Iain Cameron c/o Ladas & Parry Altheimer Eck 2 D-80331 München / DE | Application number, filing date | 92311437.5 | 15.12.1992 | [1993/27] | Priority number, date | US19910816132 | 31.12.1991 Original published format: US 816132 | [1993/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0550200 | Date: | 07.07.1993 | Language: | EN | [1993/27] | Type: | A3 Search report | No.: | EP0550200 | Date: | 22.09.1993 | Language: | EN | [1993/38] | Type: | B1 Patent specification | No.: | EP0550200 | Date: | 20.03.1996 | Language: | EN | [1996/12] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 03.08.1993 | Classification | IPC: | H01M6/16, B01D3/36, B01D43/00 | [1993/38] | CPC: |
H01M10/0567 (EP,US);
B01D53/26 (KR);
H01M6/16 (EP,US);
H01M10/052 (EP,US);
H01M6/164 (EP,US);
H01M6/166 (EP,US);
Y02E60/10 (EP)
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| Former IPC [1993/27] | H01M6/16, B01D3/36 | Designated contracting states | BE, DE, FR, GB, IT, NL [1993/27] | Title | German: | Verfahren zum Entwässern | [1993/27] | English: | Dehydration process | [1993/27] | French: | Procédé de déshydratation | [1993/27] | Examination procedure | 04.03.1994 | Examination requested [1994/18] | 08.11.1994 | Despatch of a communication from the examining division (Time limit: M06) | 28.04.1995 | Reply to a communication from the examining division | 09.06.1995 | Despatch of communication of intention to grant (Approval: Yes) | 11.09.1995 | Communication of intention to grant the patent | 04.12.1995 | Fee for grant paid | 04.12.1995 | Fee for publishing/printing paid | Opposition(s) | 21.12.1996 | No opposition filed within time limit [1997/11] | Fees paid | Renewal fee | 30.11.1994 | Renewal fee patent year 03 | 27.11.1995 | Renewal fee patent year 04 |
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