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Extract from the Register of European Patents

EP About this file: EP0100094

EP0100094 - Ultrasonic blood flow imaging method and apparatus [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  09.07.1993
Database last updated on 03.10.2024
Most recent event   Tooltip09.07.1993Patent maintained (B2 publication)published on 25.08.1993 [1993/34]
Applicant(s)For all designated states
Aloka Co. Ltd.
22-1 Mure 6-chome Mitaka-shi
Tokyo 181 / JP
[N/P]
Former [1984/06]For all designated states
Aloka Co. Ltd.
22-1 Mure 6-chome
Mitaka-shi Tokyo181 / JP
Inventor(s)01 / Namekawa, Koroku
c/o Aloka Co. Ltd. 6-22-1 Mure
Mitaka Tokyo / JP
[1984/06]
Representative(s)Weber, Otto-Ernst
Weber & Heim
Irmgardstrasse 3
81479 München / DE
[N/P]
Former [1988/52]Weber, Otto Ernst, Dipl.-Phys.
Weber & Heim Irmgardstrasse 3
D-81479 München / DE
Former [1984/06]Weber, Otto Ernst, Dipl.-Phys.
Weber & Heim Hofbrunnstrasse 36
D-81479 München / DE
Application number, filing date83107339.026.07.1983
[1984/06]
Priority number, dateJP1982013050328.07.1982         Original published format: JP 13050382
[1984/06]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0100094
Date:08.02.1984
Language:EN
[1984/06]
Type: A3 Search report 
No.:EP0100094
Date:05.02.1986
Language:EN
[1986/06]
Type: B1 Patent specification 
No.:EP0100094
Date:21.06.1989
Language:EN
[1989/25]
Type: B2 New European patent specification 
No.:EP0100094
Date:25.08.1993
Language:EN
[1993/34]
Search report(s)(Supplementary) European search report - dispatched on:EP02.12.1985
ClassificationIPC:A61B8/06, G01P5/00, G01S7/62
[1986/03]
CPC:
G01S15/8979 (EP,US); A61B8/06 (EP,US); G01N29/0609 (EP,US);
G01S7/52071 (EP,US)
Former IPC [1984/06]A61B10/00, G01P5/00, G01S7/62
Designated contracting statesDE,   FR,   GB,   IT [1984/06]
TitleGerman:Verfahren und Gerät zur Bilddarstellung der Blutströmung mittels Ultraschall[1984/06]
English:Ultrasonic blood flow imaging method and apparatus[1984/06]
French:Procédé et dispositif de représentation du flux sanguin par ultrasons[1984/06]
Examination procedure22.06.1984Examination requested  [1984/36]
03.09.1987Despatch of a communication from the examining division (Time limit: M07)
05.04.1988Reply to a communication from the examining division
02.08.1988Despatch of communication of intention to grant (Approval: No)
01.12.1988Despatch of communication of intention to grant (Approval: later approval)
14.12.1988Communication of intention to grant the patent
15.03.1989Fee for grant paid
15.03.1989Fee for publishing/printing paid
Opposition(s)Opponent(s)01  21.03.1990  07.05.1990  ADMISSIBLE
Siemens Aktiengesellschaft
Wittelsbacherplatz 2
80333 München / DE
 [N/P]
Former [1990/20]
Opponent(s)01  21.03.1990  07.05.1990  ADMISSIBLE
Siemens AG
Postfach 22 16 34
D-80506 München / DE
09.05.1990Invitation to proprietor to file observations on the notice of opposition
05.11.1990Reply of patent proprietor to notice(s) of opposition
13.11.1990Communication of observations of patent proprietor (Time limit: M04)
05.09.1991Despatch of a communication from the opposition division (Time limit: M04)
09.01.1992Reply to a communication from the opposition division
27.02.1992Despatch of a communication from the opposition division (Time limit: M02)
27.04.1992Reply to a communication from the opposition division
29.05.1992Despatch of a communication from the opposition division (Time limit: M02)
01.07.1992Reply to a communication from the opposition division
08.12.1992Despatch of interlocutory decision in opposition
18.12.1992Legal effect of interlocutory decision in opposition
29.03.1993Despatch of communication that the patent will be maintained as amended
02.06.1993Fee for printing new specification paid
Fees paidRenewal fee
21.06.1985Renewal fee patent year 03
25.07.1986Renewal fee patent year 04
09.06.1987Renewal fee patent year 05
16.06.1988Renewal fee patent year 06
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Documents cited:Search[A]US4205687  (CURRY GEORGE R [CA], et al);
 [A]WO8000532  (HIGH STOY TECH [US]);
 [A]US3614720  (LUDLUM BOBBY R)
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.