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Extract from the Register of European Patents

EP About this file: EP0470597

EP0470597 - Electrochromic device [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  20.02.2004
Database last updated on 29.03.2025
Most recent event   Tooltip05.10.2005Change: Appeal number 
Applicant(s)For all designated states
Weppner, Werner, Prof. Dr.
Baaber Weg 12
24226 Heikendorf / DE
[1997/04]
Former [1992/07]For all designated states
Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V.
Bunsenstrasse 10
D-37073 Göttingen / DE
Inventor(s)01 / see applicant
...
[1997/03]
Former [1992/07]01 / Weppner, Werner, Prof. Dr.
Weinbergweg 20 A
W-7000 Stuttgart 80 / DE
Representative(s)Huber, Bernhard, et al
Weickmann & Weickmann Patentanwälte Postfach 86 08 20
81635 München / DE
[N/P]
Former [1995/01]Huber, Bernhard, Dipl.-Chem., 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
Former [1992/07]Huber, Bernhard, Dipl.-Chem.
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 date91113274.407.08.1991
[1992/07]
Priority number, dateDE1990402503207.08.1990         Original published format: DE 4025032
[1992/07]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0470597
Date:12.02.1992
Language:DE
[1992/07]
Type: A3 Search report 
No.:EP0470597
Date:16.09.1992
Language:DE
[1992/38]
Search report(s)(Supplementary) European search report - dispatched on:EP27.07.1992
ClassificationIPC:G02F1/15
[1992/07]
CPC:
G02F1/1525 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT,   NL [1992/07]
TitleGerman:Elektrochrome Vorrichtung[1992/07]
English:Electrochromic device[1992/07]
French:Dispositif électrochromique[1992/07]
Examination procedure27.11.1992Examination requested  [1993/04]
23.09.1994Despatch of a communication from the examining division (Time limit: M04)
15.05.1995Reply to a communication from the examining division
21.08.1995Despatch of a communication from the examining division (Time limit: M04)
09.11.1995Reply to a communication from the examining division
07.05.1996Despatch of communication of intention to grant (Approval: Yes)
15.11.1996Communication of intention to grant the patent
14.02.1997Fee for grant paid
14.02.1997Fee for publishing/printing paid
deletedDeletion: Application deemed to be withdrawn, date of legal effect  [1998/03]
01.03.1997Application deemed to be withdrawn, date of legal effect  [2004/15]
26.11.1997Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time  [2004/15]
Appeal following examination16.07.1998Appeal received No.  J0018/98
21.09.1998Statement of grounds filed
16.01.2004Result of appeal procedure: rejection of appeal
Request for further processing for:15.05.1995Request for further processing filed
15.05.1995Full payment received (date of receipt of payment)
Request granted
02.06.1995Decision despatched
Request for re-establishment of rights:01.09.1997Date of receipt
Fees paidRenewal fee
13.08.1993Renewal fee patent year 03
22.08.1994Renewal fee patent year 04
31.08.1995Renewal fee patent year 05
01.09.1997Renewal fee patent year 06
30.01.1998Renewal fee patent year 07
26.02.1999Renewal fee patent year 08
29.02.2000Renewal fee patent year 09
28.02.2001Renewal fee patent year 10
31.08.2001Renewal fee patent year 11
30.08.2002Renewal fee patent year 12
29.08.2003Renewal fee patent year 13
Penalty fee
Additional fee for renewal fee
31.08.199606   M06   Fee paid on   01.09.1997
31.08.199707   M06   Fee paid on   30.01.1998
31.08.199808   M06   Fee paid on   26.02.1999
31.08.199909   M06   Fee paid on   29.02.2000
31.08.200010   M06   Fee paid on   28.02.2001
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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]US3652149  (ROGERS HOWARD G);
 [A]US4298250  (BOYD GARY D, et al);
 [A]GB2079483  (BALZERS HOCHVAKUUM);
 [A]EP0323007  (FORD MOTOR CO [GB], et al)
 [A]  - APPLIED PHYSICS LETTERS. Bd. 55, Nr. 21, 20. November 1989, NEW YORK US Seiten 2245 - 2247; M.K.CARPENTER ET AL.: 'Electrolyte-free electrochromic device'
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.