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EP0528340
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EP About this file: EP0528340
| EP0528340 - Precursor polyphenylene for and method of producing glassy carbon [Right-click to bookmark this link] | Status | The application has been withdrawn Status updated on 20.07.1995 Database last updated on 15.06.2024 | Most recent event Tooltip | 20.07.1995 | Withdrawal of application | published on 06.09.1995 [1995/36] | Applicant(s) | For all designated states The University of South Carolina Columbia South Carolina 29208 / US | [N/P] |
| Former [1993/08] | For all designated states The University of South Carolina Columbia South Carolina 29208 / US | Inventor(s) | 01 /
Tour, James M. 3700 Linbrook Drive Columbia, South Carolina 29240 / US | 02 /
Stephens, Eric 1720 Senate Street Apt. 2 Columbia, South Carolina 29208 / US | 03 /
Davis, Joanna F. Apt. 2-4 Cromwell Manor Drive Columbia, South Carolina 29210 / US | [1993/40] |
| Former [1993/08] | 01 /
* * * | ||
| 02 /
Stephens, Eric 1720 Senate Street Apt. 2 Columbia, South Carolina 29208 / US | |||
| 03 /
Davis, Joanna F. Apt. 2-4 Cromwell Manor Drive Columbia, South Carolina 29210 / US | Representative(s) | Müller-Wolff, Thomas, et al Patentanwalt Bachstrasse 32 53115 Bonn / DE | [N/P] |
| Former [1994/01] | Müller-Wolff, Thomas, et al HARWARDT NEUMANN, Patent- und Rechtsanwälte, Postfach 14 55 D-53704 Siegburg / DE | ||
| Former [1993/08] | Müller-Wolff, Thomas, Dipl.-Ing. HARWARDT NEUMANN Patent- und Rechtsanwälte, Brandstrasse 10 D-53721 Siegburg / DE | Application number, filing date | 92113711.3 | 12.08.1992 | [1993/08] | Priority number, date | US19910746714 | 19.08.1991 Original published format: US 746714 | [1993/08] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0528340 | Date: | 24.02.1993 | Language: | EN | [1993/08] | Type: | A3 Search report | No.: | EP0528340 | Date: | 06.04.1994 | Language: | EN | [1994/14] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 11.02.1994 | Classification | IPC: | C04B35/52, C08G61/10 | [1994/13] | CPC: |
C04B35/524 (EP,US);
C08G2261/312 (EP,US)
|
| Former IPC [1993/08] | C04B35/52 | Designated contracting states | BE, DE, ES, FR, GB, NL, PT [1993/08] | Title | German: | Polyphenylen-Vorläufer und Verfahren zur Herstellung von Glaskohlenstoff | [1993/08] | English: | Precursor polyphenylene for and method of producing glassy carbon | [1993/08] | French: | Précurseur en polyphénylene et procédé de fabrication de carbone vitreux | [1993/08] | File destroyed: | 03.03.2001 | Examination procedure | 27.03.1993 | Examination requested [1993/21] | 01.02.1995 | Despatch of communication of intention to grant (Approval: Yes) | 17.02.1995 | Communication of intention to grant the patent | 07.04.1995 | Fee for grant paid | 07.04.1995 | Fee for publishing/printing paid | 15.07.1995 | Application withdrawn by applicant [1995/36] | Fees paid | Renewal fee | 18.08.1994 | Renewal fee patent year 03 |
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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 | [A]FR2147614 (HERCULES INC) [A] 8 * page 3, line 20 - page 8, line 38 *; | [D]US4070333 (JABLONER HAROLD) | [A] - DIECK K. A. & AL., "Palladium catalysed synthesis of aryl, heterocyclic and vinylic acetylene derivatives", JOURNAL OF ORGANOMETALLIC CHEMISTRY, (1975), vol. 93, pages 259 - 263 [A] 1,4 * the whole document * | [A] - CASSAR L., "Synthesis of aryl- and vinyl-substituted acetylene derivatives by the use of nickel and palladium complexes", JOURNAL OF ORGANOMETALLIC CHEMISTRY, (1975), vol. 93, page 253257 [A] 1,4 * the whole document * | [A] - "Heat-curable polyaromatic keto-ether-sulfones.XIV. More polymers with 2,2' -Diphenylethynyl-4,4'-Diphenyl units and their rearrangement products", JOURNAL OF POLYMER SCIENCE, (197904), vol. 17, no. 4, pages 1073 - 1087 [A] 1,4 * page 1075 * | [DA] - FITZER E., "From polymers to polymeric carbon- A way to synthesize large variety of new materials", PURE AND APPLIED CHEMISTRY, (1980), vol. 52, no. 7, pages 1865 - 1882 [DA] 8 * page 1871; figure 9 * |