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EP0377458
European procedure
Extract from the Register of European Patents
EP About this file: EP0377458
| EP0377458 - Water sheeting zwitterionomeric aminofunctional siloxanes [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 13.10.1994 Database last updated on 21.03.2026 | Most recent event Tooltip | 13.10.1994 | No opposition filed within time limit | published on 30.11.1994 [1994/48] | Applicant(s) | For all designated states DOW CORNING CORPORATION P.O. Box 1767 Midland Michigan 48686-0994 / US | [N/P] |
| Former [1990/28] | For all designated states DOW CORNING CORPORATION P.O. Box 1767 Midland Michigan 48686-0994 / US | Inventor(s) | 01 /
Halloran, Daniel Joseph 3825 Pfeiffer Court Midland Michigan / US | 02 /
Kasprzak, Kenneth Alfred 3382 Bramble Drive Saginaw Michigan / US | 03 /
Savastano, Stefano Giovanni 5334 McCandlish Grand Blanc Michigan / US | 04 /
Swihart, Terence John 1544 St. Marys Court Essexville Michigan / US | [1990/28] | Representative(s) | Spott, Gottfried, et al Spott & Weinmiller Patentanwälte Fasanenstrasse 159 82008 Unterhaching / DE | [N/P] |
| Former [1990/28] | Spott, Gottfried, Dr., et al Patentanwälte Spott, Weinmiller & Partner Sendlinger-Tor-Platz 11 D-80336 München / DE | Application number, filing date | 90100136.2 | 04.01.1990 | [1990/28] | Priority number, date | US19890293842 | 05.01.1989 Original published format: US 293842 | [1990/28] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0377458 | Date: | 11.07.1990 | Language: | EN | [1990/28] | Type: | B1 Patent specification | No.: | EP0377458 | Date: | 08.12.1993 | Language: | EN | [1993/49] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.05.1990 | Classification | IPC: | C09G1/12, C09D183/08 | [1990/28] | CPC: |
C08G77/388 (EP,US);
C09G1/12 (KR);
C07F7/10 (KR);
C09D183/08 (KR);
C09G1/16 (EP,US)
| Designated contracting states | BE, DE, FR, GB [1990/28] | Title | German: | Einen Wasserfilm erzeugende zwitterionomerische aminofunktionale Siloxane | [1990/28] | English: | Water sheeting zwitterionomeric aminofunctional siloxanes | [1990/28] | French: | Zwitterions de siloxanes aminofonctionnels utilisés dans la formation de films d'eau | [1990/28] | Examination procedure | 08.08.1990 | Examination requested [1990/40] | 17.09.1992 | Despatch of a communication from the examining division (Time limit: M04) | 15.01.1993 | Reply to a communication from the examining division | 26.03.1993 | Despatch of communication of intention to grant (Approval: Yes) | 11.06.1993 | Communication of intention to grant the patent | 10.08.1993 | Fee for grant paid | 10.08.1993 | Fee for publishing/printing paid | Opposition(s) | 09.09.1994 | No opposition filed within time limit [1994/48] | Fees paid | Renewal fee | 06.12.1991 | Renewal fee patent year 03 | 08.12.1992 | Renewal fee patent year 04 |
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