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Extract from the Register of European Patents

EP About this file: EP0630500

EP0630500 - METHOD FOR CONTROL OF CHAOTIC SYSTEMS [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  17.04.1998
Database last updated on 19.10.2024
Most recent event   Tooltip17.04.1998Application deemed to be withdrawnpublished on 03.06.1998 [1998/23]
Applicant(s)For all designated states
City of Hope
1500 East Duarte Road
Duarte, CA 91010 / US
[N/P]
Former [1994/52]For all designated states
CITY OF HOPE
1500 East Duarte Road
Duarte California 91010-0269 / US
Inventor(s)01 / KLEVECZ, Robert, R.
1821 La Cresta
Pasadena, CA 91103 / US
02 / BOLEN, James, L., Jr.
415 Holly Avenue
Monrovia, CA 91016 / US
[1994/52]
Representative(s)Hall, Marina, et al
Elkington and Fife Prospect House, 8 Pembroke Road Sevenoaks
Kent TN13 1XR / GB
[N/P]
Former [1997/26]Dowden, Marina, et al
Elkington and Fife Prospect House, 8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Former [1995/09]Charlton, Peter John, et al
Elkington and Fife Prospect House 8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Former [1995/01]Marchant, James Ian
Elkington and Fife Prospect House 8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Former [1994/52]Maggs, Michael Norman
Kilburn & Strode 30 John Street
London WC1N 2DD / GB
Application number, filing date93904505.019.01.1993
[1994/52]
WO1993US00360
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9417478
Date:04.08.1994
Language:EN
[1994/18]
Type: A1 Application with search report 
No.:EP0630500
Date:28.12.1994
Language:EN
The application published by WIPO in one of the EPO official languages on 04.08.1994 takes the place of the publication of the European patent application.
[1994/52]
Search report(s)International search report - published on:US04.08.1994
(Supplementary) European search report - dispatched on:EP06.03.1995
ClassificationIPC:G06F15/20, G06F15/18, G06F15/31
[1995/16]
CPC data not yet available
Former IPC [1994/52]G06F15/20, G06F15/18
Designated contracting statesDE,   FR,   GB [1994/52]
TitleGerman:VERFAHREN ZUR STEUERUNG CHAOTISCHER SYSTEME[1994/52]
English:METHOD FOR CONTROL OF CHAOTIC SYSTEMS[1994/52]
French:PROCEDE POUR LE CONTROLE DE SYSTEMES CHAOTIQUES[1994/52]
Entry into regional phase18.10.1994National basic fee paid 
18.10.1994Search fee paid 
18.10.1994Designation fee(s) paid 
28.12.1994Examination fee paid 
Examination procedure28.12.1994Examination requested  [1995/09]
03.04.1997Despatch of communication of intention to grant (Approval: Yes)
25.08.1997Communication of intention to grant the patent
05.12.1997Application deemed to be withdrawn, date of legal effect  [1998/23]
09.01.1998Despatch of communication that the application is deemed to be withdrawn, reason: fee for grant / fee for printing not paid in time  [1998/23]
Fees paidRenewal fee
25.01.1995Renewal fee patent year 03
26.01.1996Renewal fee patent year 04
28.01.1997Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
31.01.199806   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]  - CARROLL, "Synchronizing chaotic circuits", IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS, NEW YORK US, (199104), vol. 38, no. 4, pages 453 - 456 [A] 1 * the whole document *
 [A]  - WANG, "Discrete-time dynamics of coupled quasi-periodic and chaotic neural network oscillators", IJCNN INTERNATIONAL JOINT CONFERENCE ON NEURAL NETWORKS, BALTIMORE , USA, (19920607), vol. 3, doi:doi:10.1109/IJCNN.1992.227122, pages 517 - 522, XP010059906 [A] 1 * the whole document *

DOI:   http://dx.doi.org/10.1109/IJCNN.1992.227122
International search[A]US5045713  (SHIMA TAKESHI [JP]);
 [A]US5060947  (HALL GUY E [US]);
 [A]US5134685  (ROSENBLUTH DAVID [US]);
 [AE]US5191524  (PINCUS STEVEN M [US], et al);
 [A]US5163016  (HAR EL ZVI [IL], et al);
 [Y]US4916635  (SINGER NEIL C [US], et al);
 [Y]US5163015  (YOKOTA YUKO [JP])
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.