EP0396242 - The controlled precipitation and use of amorphous silicia from geothermal fluid or aqueous media having a silicic acid concentration [Right-click to bookmark this link] | Status | The application has been refused Status updated on 12.09.1997 Database last updated on 28.05.2024 | Most recent event Tooltip | 12.09.1997 | Refusal of application | published on 29.10.1997 [1997/44] | Applicant(s) | For all designated states TASMAN PULP & PAPER CO LIMITED National Mutual Centre, Shortland Street Auckland / NZ | For all designated states GEOCHEMISTRY RESEARCH LIMITED 27 Voltaire Street Karori Wellington / NZ | [N/P] |
Former [1990/45] | For all designated states TASMAN PULP & PAPER CO LIMITED National Mutual Centre, Shortland Street Auckland / NZ | ||
For all designated states GEOCHEMISTRY RESEARCH LIMITED 27 Voltaire Street Karori, Wellington / NZ | Inventor(s) | 01 /
Harper, Ross Thomas 87a Karori Road Karori, Wellington / NZ | 02 /
Johnston, James Howard 27 Voltaire Street Karori, Wellington / NZ | 03 /
Wiseman, Nicholas Benham Road, RD 4 Rotorua / NZ | [1990/45] | Representative(s) | Seaborn, George Stephen, et al Edward Evans Barker Clifford's Inn, Fetter Lane London EC4A 1BZ / GB | [N/P] |
Former [1990/45] | Seaborn, George Stephen, et al c/o Edward Evans & Co. Chancery House 53-64 Chancery Lane London WC2A 1SD / GB | Application number, filing date | 90303056.7 | 21.03.1990 | [1990/45] | Priority number, date | NZ19720002284 | 23.03.1989 Original published format: NZ 228472 | NZ19700002321 | 19.01.1990 Original published format: NZ 232170 | [1990/45] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0396242 | Date: | 07.11.1990 | Language: | EN | [1990/45] | Type: | A3 Search report | No.: | EP0396242 | Date: | 10.04.1991 | Language: | EN | [1991/15] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.02.1991 | Classification | IPC: | C01B33/12, D21H11/00 | [1990/45] | CPC: |
B82Y30/00 (EP,US);
C01B33/12 (EP,US);
D21H17/68 (EP,US);
D21H19/40 (EP,US);
C01P2002/02 (EP,US);
C01P2004/03 (EP,US);
C01P2004/04 (EP,US);
C01P2004/50 (EP,US);
C01P2004/62 (EP,US);
C01P2004/64 (EP,US);
C01P2006/10 (EP,US);
C01P2006/12 (EP,US);
C01P2006/19 (EP,US);
C01P2006/60 (EP,US);
C01P2006/62 (EP,US);
C01P2006/63 (EP,US);
C01P2006/64 (EP,US);
C01P2006/80 (EP,US);
C01P2006/90 (EP,US)
(-)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, SE [1990/45] | Title | German: | Kontrollierter Niederschlag und Verwendung von Amorphensiliciumoxid aus einem geothermischen Fluid oder einem wässrigen Medium mit einer ausreichenden Kieselsäurekonzentration | [1990/45] | English: | The controlled precipitation and use of amorphous silicia from geothermal fluid or aqueous media having a silicic acid concentration | [1990/45] | French: | Précipitation contolée et utilisation de silice amorphe à partir d'un fluide géothermique ou d'un medium aqueux ayant une concentration suffisante en acide silicique | [1990/45] | Examination procedure | 16.09.1991 | Examination requested [1991/46] | 09.08.1993 | Despatch of a communication from the examining division (Time limit: M06) | 30.03.1994 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 12.04.1994 | Reply to a communication from the examining division | 06.03.1995 | Despatch of a communication from the examining division (Time limit: M06) | 15.09.1995 | Reply to a communication from the examining division | 18.10.1996 | Despatch of communication of intention to grant (Approval: ) | 01.04.1997 | Despatch of communication that the application is refused, reason: formalities examination [1997/44] | 11.04.1997 | Application refused, date of legal effect [1997/44] | Request for further processing for: | 31.03.1994 | Request for further processing filed | 16.05.1994 | Full payment received (date of receipt of payment) Request granted | 13.06.1994 | Decision despatched | Fees paid | Renewal fee | 13.03.1992 | Renewal fee patent year 03 | 09.03.1993 | Renewal fee patent year 04 | 26.05.1994 | Renewal fee patent year 05 | 27.04.1995 | Renewal fee patent year 06 | 08.03.1996 | Renewal fee patent year 07 | Penalty fee | Additional fee for renewal fee | 31.03.1994 | 05   M06   Fee paid on   26.05.1994 | 31.03.1995 | 06   M06   Fee paid on   27.04.1995 | 31.03.1997 | 08   M06   Not yet paid |
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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]JP62158111 ; | [A]DE2449803 ; | [A]SU1414906 (UK NII TSELLYULOZNO BUMAZHNOJ [SU]) | [X] - GEOTHERMICS vol. 18, no. 1-2, 1989, pages 287-294, Oxford, GB; H. THORDARSON et al.: "Brine clarification at Svartsengi, Iceland: effect of pH and temperature on the precipitation of silica and its properties" | [A] - PATENT ABSTRACTS OF JAPAN vol. 11, no. 398 (C-466)(2345), 25 December 1987; & JP - A - 62158111 (NIPPON STEEL) 14.07.1987, & JP62158111 A 19871225 |