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Extract from the Register of European Patents

EP About this file: EP0700511

EP0700511 - APPARATUS AND METHOD FOR DETERMINING THE SIZE OF PARTICLES USING LIGHT SCATTERING [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  04.02.2005
Database last updated on 20.12.2024
Most recent event   Tooltip20.11.2009Change - representativepublished on 23.12.2009  [2009/52]
Applicant(s)For all designated states
THE DOW CHEMICAL COMPANY
2030 Dow Center
Midland, Michigan 48674 / US
[1997/48]
Former [1996/11]For all designated states
THE DOW CHEMICAL COMPANY
2030 Dow Center, Abbott Road
Midland, Michigan 48640 / US
Inventor(s)01 / BENEDETTO, Elizabeth, E.
506 Cronkright Street
Midland, MI 48640 / US
02 / LYONS, John, W.
6104 Dublin Avenue
Midland, MI 48640 / US
03 / WOOD, Stewart, P.
4409 Hampshire
Midland, MI 48640 / US
[1996/11]
Representative(s)Prechtel, Jörg, et al
C/o Weickmann & Weickmann
Patent- und Rechtsanwälte PartmbB
Richard-Strauss-Straße 80
81679 München / DE
[N/P]
Former [2009/52]Prechtel, Jörg, et al
Weickmann & Weickmann Patentanwälte Postfach 86 08 20
81635 München / DE
Former [1996/11]Prechtel, Jörg, Dipl.-Phys. Dr., et al
Patentanwälte H. Weickmann, Dr. K. Fincke F.A. Weickmann, B. Huber Dr. H. Liska, Dr. J. Prechtel, Dr. B. Böhm Postfach 86 08 20
D-81635 München / DE
Application number, filing date94920043.026.05.1994
[1996/11]
WO1994US05968
Priority number, dateUS1993006730726.05.1993         Original published format: US 67307
[1996/11]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9428392
Date:08.12.1994
Language:EN
[1994/27]
Type: A1 Application with search report 
No.:EP0700511
Date:13.03.1996
Language:EN
The application published by WIPO in one of the EPO official languages on 08.12.1994 takes the place of the publication of the European patent application.
[1996/11]
Search report(s)International search report - published on:US08.12.1994
(Supplementary) European search report - dispatched on:EP12.01.2000
ClassificationIPC:G01N15/02, G01N21/00
[1996/11]
CPC:
G01N15/0205 (EP,US); G01N15/02 (KR); G01N2021/4707 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [1996/11]
TitleGerman:VORRICHTUNG UND VERFAHREN ZUR BESTIMMUNG DER TEILCHENGRÖSSE MITTELS LICHTSTREUUNG[1996/11]
English:APPARATUS AND METHOD FOR DETERMINING THE SIZE OF PARTICLES USING LIGHT SCATTERING[1996/11]
French:APPAREIL ET PROCEDE DE DETERMINATION DE LA TAILLE DE PARTICULES EN UTILISANT LA DIFFUSION DE LUMIERE[1996/11]
Entry into regional phase23.11.1995National basic fee paid 
23.11.1995Search fee paid 
23.11.1995Designation fee(s) paid 
23.11.1995Examination fee paid 
Examination procedure18.11.1994Request for preliminary examination filed
International Preliminary Examining Authority: US
23.11.1995Examination requested  [1996/11]
28.01.2005Application withdrawn by applicant  [2005/12]
Fees paidRenewal fee
30.05.1996Renewal fee patent year 03
24.02.1997Renewal fee patent year 04
18.02.1998Renewal fee patent year 05
05.04.1999Renewal fee patent year 06
13.03.2000Renewal fee patent year 07
09.02.2001Renewal fee patent year 08
01.05.2002Renewal fee patent year 09
20.03.2003Renewal fee patent year 10
01.03.2004Renewal fee patent year 11
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Documents cited:Search[X]US4966462  (NOVICK VINCENT J [US]) [X] 1,2 * column 7, line 58 - column 8, line 38 *;
 [A]US4890920  (NIZIOLEK JAMES M [US], et al) [A] 1 * column 13, line 9 - column 14, line 40; figure 2 *;
 [A]JPS564038  ;
 [A]JPH03276120
 [A]  - PATENT ABSTRACTS OF JAPAN, (19810407), vol. 005, no. 048, Database accession no. (P - 055), & JP56004038 A 19810116 (MATSUSHITA ELECTRIC IND CO LTD) [A] 1 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19920310), vol. 016, no. 096, Database accession no. (P - 1322), & JP03276120 A 19911206 (RES DEV CORP OF JAPAN;OTHERS: 02) [A] 1 * abstract *
International search[X]US3710933  (FULWYLER M, et al);
 [X]US4529309  (PETTERSSON JAN G T [SE], et al);
 [X]JPS62273431  (KAMIMOTO TAKEMASA, et al);
 [Y]US4329052  (COLOMBO EDWARD A, 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.