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Extract from the Register of European Patents

EP About this file: EP1162446

EP1162446 - Method and apparatus to measure the concentration of surface active agents in a liquid [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  17.02.2006
Database last updated on 15.08.2024
Most recent event   Tooltip17.02.2006Application deemed to be withdrawnpublished on 05.04.2006  [2006/14]
Applicant(s)For all designated states
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Hansastrasse 27c
80686 München / DE
[N/P]
Former [2003/47]For all designated states
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Hansastrasse 27 c
80686 München / DE
Former [2001/50]For all designated states
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Leonrodstrasse 54
80636 München / DE
Inventor(s)01 / Janocha, Bernd, Dr.
11, Rue des Bergers
75015 Paris / FR
02 / Renzow, Dieter
Schillerstrasse 53/1
71277 Rutesheim / DE
03 / Matheis, Jens
Waldburgstrasse 120
70563 Stuttgart / DE
04 / Wang, Yan
Pfaffenwaldring 42 b
70569 Stuttgart / DE
 [2001/50]
Representative(s)(deleted)
[2005/13]
Former [2001/50]Gagel, Roland, Dr.
Patentanwalt Dr. Roland Gagel, Landsberger Strasse 480a
81241 München / DE
Application number, filing date01108476.104.04.2001
[2001/50]
Priority number, dateDE2000102852008.06.2000         Original published format: DE 10028520
[2001/50]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP1162446
Date:12.12.2001
Language:DE
[2001/50]
Search report(s)(Supplementary) European search report - dispatched on:EP29.08.2001
ClassificationIPC:G01N13/02
[2001/50]
CPC:
G01N13/02 (EP); G01N2013/0241 (EP)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   TR [2001/50]
TitleGerman:Verfahren und Vorrichtung zur Bestimmung der Konzentration von oberflächenaktiven Substanzen in einer Flüssigkeit[2001/50]
English:Method and apparatus to measure the concentration of surface active agents in a liquid[2001/50]
French:Méthode et dispositif pour mesurer la concentration des surfactants dans un liquide[2001/50]
Examination procedure28.02.2002Examination requested  [2002/19]
21.10.2004Despatch of a communication from the examining division (Time limit: M04)
10.01.2005Reply to a communication from the examining division
22.04.2005Despatch of a communication from the examining division (Time limit: M04)
06.09.2005Application deemed to be withdrawn, date of legal effect  [2006/14]
10.10.2005Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2006/14]
Fees paidRenewal fee
19.04.2003Renewal fee patent year 03
22.04.2004Renewal fee patent year 04
Penalty fee
Additional fee for renewal fee
30.04.200505   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[X]EP0843170  (FRAUNHOFER GES FORSCHUNG [DE]) [X] 1-8,10-13 * column 6, line 9 - column 8, line 23; figures 7,9 *;
 [D]DE19646925  (FRAUNHOFER GES FORSCHUNG [DE]);
 [A]DE2104885  (TELDEC TELEFUNKEN DECCA) [A] 1-13 * the whole document *;
 [A]DE3125864  (BAYER AG [DE]) [A] 1-13 * page 7, line 8 - page 9, line 8; figure 1 *
 [X]  - MILLER R ET AL, "Ein automatisches Tropfenvolumentensiometer zur Messung von Oberflächen- und Grenzflächenspannungen", SOFW-JOURNAL SEIFEN, OELE, FETTE, WACHSE, VERLAG FUR CHEMISCHE INDUSTRIE, H. ZIOLKOWSKY K.G. AUGSBURG, DE, (19920701), vol. 118, ISSN 0942-7694, pages 435 - 441, XP002092431 [X] 1,2,4-7,10-12,13 * page 435 - page 436; figure 3 * * page 441 *
 [XA]  - GUNDE ROK ET AL, "Surface tension of wastewater samples measured by the drop volume method", ENVIRONMENTAL SCIENCE AND TECHNOLOGY, AMERICAN CHEMICAL SOCIETY. EASTON, PA, US, (19920501), vol. 26, no. 5, ISSN 0013-936X, pages 1036 - 1040, XP002092432 [X] 1,2,4-7,10-12 * page 1036 - page 1038; figure 1 * * page 1036 - page 1038 * [A] 1

DOI:   http://dx.doi.org/10.1021/es00029a025
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.