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Extract from the Register of European Patents

EP About this file: EP0946435

EP0946435 - SLUDGE DEWATERING CONTROL SYSTEM [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  29.09.2000
Database last updated on 10.05.2025
Most recent event   Tooltip29.09.2000Withdrawal of applicationpublished on 15.11.2000 [2000/46]
Applicant(s)For all designated states
UNISEARCH LIMITED
University of New South Wales
Sydney, NSW 2052 / AU
[1999/40]
Inventor(s)01 / WAITE, David
119 Morrison Avenue
Wombarra, NSW 2515 / AU
02 / AMAL, Rose
24 Eucla Crescent
Malabar, NSW 2036 / AU
03 / GUAN, Jing
4/50 Kennedy Street
Kingsford, NSW 2032 / AU
04 / BUSTAMANTE, Heriberto, Alejandro
1 Barjadda Avenue
Sylvania, NSW 2114 / AU
05 / WUKASCH, Ronald F., Purdue University School
of Civil Engineering, 1284 Civil Eng. Building
West Lafayette, IN 47907-1284 / US
[1999/40]
Representative(s)Lucas, Brian Ronald, et al
Lucas & Co.
135 Westhall Road
Warlingham, Surrey CR6 9HJ / GB
[N/P]
Former [1999/40]Lucas, Brian Ronald, et al
Lucas & Co. 135 Westhall Road
Warlingham Surrey CR6 9HJ / GB
Application number, filing date97909064.429.10.1997
[1999/40]
WO1997AU00723
Priority number, dateAU1996PO0328529.10.1996         Original published format: AU PO328596
[1999/40]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9818730
Date:07.05.1998
Language:EN
[1998/18]
Type: A1 Application with search report 
No.:EP0946435
Date:06.10.1999
Language:EN
The application published by WIPO in one of the EPO official languages on 07.05.1998 takes the place of the publication of the European patent application.
[1999/40]
Search report(s)International search report - published on:AU07.05.1998
(Supplementary) European search report - dispatched on:EP10.12.1999
ClassificationIPC:C02F11/14
[1999/40]
CPC:
G01N15/0205 (EP,KR); C02F11/14 (KR); C02F11/147 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [1999/40]
TitleGerman:KONTROLSYSTEM ZUR SCHLAMMENTWÄSSERUNG[1999/40]
English:SLUDGE DEWATERING CONTROL SYSTEM[1999/40]
French:PROCEDE DE CONTROLE DE LA DESHYDRATATION D'UNE BOUE[1999/40]
Entry into regional phase06.05.1999National basic fee paid 
06.05.1999Search fee paid 
06.05.1999Designation fee(s) paid 
06.05.1999Examination fee paid 
Examination procedure20.04.1998Request for preliminary examination filed
International Preliminary Examining Authority: AU
06.05.1999Examination requested  [1999/40]
19.09.2000Application withdrawn by applicant  [2000/46]
Fees paidRenewal fee
01.10.1999Renewal fee patent year 03
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[Y]US4752131  (EISENLAUER JOSEF [DE], et al) [Y] 6-10,16,23-27* column 2, line 40 - line 42 *;
 [XY]US5037559  (SCHMITT WAELTI [DE]) [X] 1,2,5,11,13-15,17-19,22,28,30 * column 2, line 1 - line 42 * * column 3, line 41 - column 4, line 9 * * column 4, line 41 - line 62 * * figures 1-3 * * the whole document * [Y] 6-10,16,23-27;
 [X]US5366622  (GEYER STEPHAN [DE]) [X] 1,2,5,11,13,15,17-19,22,28,30 * column 1, line 25 - line 28 * * column 3, line 1 - line 62 * * figures 2,3 *;
 [X]DE4442418  (KNAUER JOACHIM FRIEDRICH [DE]) [X] 1,3,5,11,13,15,17,18,20,22,28,30 * column 2, line 4 - line 20 * * column 5, line 5 - line 65 * * column 6, line 39 - line 56 * * column 7, line 43 - column 8, line 12 * * figures 1,3 *
International search[X]EP0316997  (CALGON CORP [US]);
 [X]AU3874193  (ANIKEM PTY LTD);
 [X]US5534139  (CADEK WALTER [AT], et al);
 [XP]US5626766  (CADEK WALTER [AT], et al)
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.