blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...
blank News flashes

News flashes

New version of the European Patent Register - SPC information for Unitary Patents.

2024-03-06

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP0573798

EP0573798 - Process for producing high-temperature superconductor and shaped product thereof [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  05.12.1997
Database last updated on 31.05.2024
Most recent event   Tooltip05.12.1997No opposition filed within time limitpublished on 21.01.1998 [1998/04]
Applicant(s)For all designated states
HOECHST AKTIENGESELLSCHAFT
65926 Frankfurt am Main / DE
[N/P]
Former [1993/50]For all designated states
HOECHST AKTIENGESELLSCHAFT
D-65926 Frankfurt am Main / DE
Inventor(s)01 / Bock, Joachim, Dr.
Am Burgfeld 51
W-5042 Erftstadt / DE
02 / Preisler, Eberhard, Dr.
Bertolt-Brecht-Strasse 55
W-5042 Erftstadt / DE
[1993/50]
Application number, filing date93107621.011.05.1993
[1993/50]
Priority number, dateDE1992421895010.06.1992         Original published format: DE 4218950
[1993/50]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0573798
Date:15.12.1993
Language:DE
[1993/50]
Type: A3 Search report 
No.:EP0573798
Date:08.02.1995
Language:DE
[1995/06]
Type: B1 Patent specification 
No.:EP0573798
Date:29.01.1997
Language:DE
[1997/05]
Search report(s)(Supplementary) European search report - dispatched on:EP20.12.1994
ClassificationIPC:C04B35/00, C04B101/00
[1997/05]
CPC:
C04B35/4521 (EP,US); C04B35/00 (KR); C01G1/00 (KR);
C04B35/4525 (EP,US); C04B35/547 (KR); C04B35/653 (EP,US);
H01B12/00 (KR); H10N60/0268 (EP,US) (-)
Former IPC [1993/50]C04B35/00, C04B35/60
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IT,   LI,   NL,   SE [1993/50]
TitleGerman:Verfahren zur Herstellung eines Hochtemperatursupraleiters und daraus gebildeter Formkörper[1993/50]
English:Process for producing high-temperature superconductor and shaped product thereof[1993/50]
French:Procédé de fabrication d'un supraconducteur de haute température et un article à base de ce matériau[1993/50]
Examination procedure08.08.1995Examination requested  [1995/40]
03.06.1996Despatch of communication of intention to grant (Approval: Yes)
19.07.1996Communication of intention to grant the patent
29.10.1996Fee for grant paid
29.10.1996Fee for publishing/printing paid
Opposition(s)30.10.1997No opposition filed within time limit [1998/04]
Fees paidRenewal fee
31.05.1995Renewal fee patent year 03
31.05.1996Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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[X]JPH0489361  ;
 [A]JPH0397658  ;
 [A]JPH01160861  ;
 [A]JPS63274698  ;
 [A]EP0285169  (SUMITOMO ELECTRIC INDUSTRIES [JP]) [A] 1,2 * claims 1,7 *;
 [D]DE3830092  (HOECHST AG [DE]);
 [A]EP0362492  (HOECHST AG [DE]) [A] 1-6 * the whole document *;
 [X]EP0369464  (SUMITOMO ELECTRIC INDUSTRIES [JP]) [X] 1,2,5,6 * column 2, line 30 - column 4, line 33 * * example -; claim - *;
 [DA]EP0462409  (HOECHST AG [DE]) [DA] 3* the whole document *;
 [PA]EP0524442  (HOECHST AG [DE]) [PA] 1,3,6 * claim - *
 [X]  - PATENT ABSTRACTS OF JAPAN, (19920710), vol. 16, no. 315, Database accession no. (C - 961), & JP04089361 A 19920323 (FURUKAWA ELEC CO LTD) [X] 1,2,6 * abstract *
 [A]  - DATABASE WPI, 0, Derwent World Patents Index, vol. 91, no. 22, Database accession no. 91-161049, & JPH0397658 A 19910423 (CHISSO CORP) [A] 1 * abstract *
 [A]  - DATABASE WPI, 0, Derwent World Patents Index, vol. 89, no. 31, Database accession no. 89-224405, & JPH01160861 A 19890623 (MITSUBISHI DENKI KK) [A] 1 * abstract *
 [A]  - DATABASE WPI, 0, Derwent World Patents Index, vol. 88, no. 51, Database accession no. 88-364699, & JPS63274698 A 19881111 (NIPPON TELEG & TELEPH) [A] 1 * abstract *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.