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Extract from the Register of European Patents

EP About this file: EP0395510

EP0395510 - Method and device for determining the distribution of beta-rays emitted from a surface [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.04.1995
Database last updated on 13.09.2024
Most recent event   Tooltip25.07.2008Change - representativepublished on 27.08.2008  [2008/35]
Applicant(s)For all designated states
BIOSPACE INSTRUMENTS
12, rue de la Glacière
F-75013 Paris / FR
[1994/34]
Former [1990/44]For all designated states
BIOSPACE INSTRUMENTS
13, rue Thouin
F-75005 Paris / FR
Inventor(s)01 / Charpak, Georges
37, rue de la Plaine
F-75020 Paris / FR
[1990/44]
Representative(s)Fréchède, Michel, et al
Cabinet Plasseraud
52 Rue de la Victoire
75440 Paris Cedex 09 / FR
[N/P]
Former [2008/35]Fréchède, Michel, et al
Cabinet Plasseraud 52 rue de la Victoire
75440 Paris Cedex 09 / FR
Former [1990/44]Fréchède, Michel, et al
Cabinet Plasseraud 84, rue d'Amsterdam
F-75009 Paris / FR
Application number, filing date90401127.725.04.1990
[1990/44]
Priority number, dateFR1989000560527.04.1989         Original published format: FR 8905605
[1990/44]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP0395510
Date:31.10.1990
Language:FR
[1990/44]
Type: B1 Patent specification 
No.:EP0395510
Date:15.06.1994
Language:FR
[1994/24]
Search report(s)(Supplementary) European search report - dispatched on:EP13.08.1990
ClassificationIPC:H01J47/26, G01T1/29
[1990/44]
CPC:
H01J47/26 (EP,US); G01T1/2935 (EP,US)
Designated contracting statesDE,   GB,   IT,   SE [1990/44]
TitleGerman:Verfahren und Vorrichtung zur Verteilungsbestimmung von aus einer Fläche austretenden beta-Strahlen[1990/44]
English:Method and device for determining the distribution of beta-rays emitted from a surface[1990/44]
French:Procédé et dispositif pour déterminer la distribution des rayons beta- émergeant d'une surface[1990/44]
Examination procedure22.10.1990Examination requested  [1990/50]
05.01.1993Despatch of a communication from the examining division (Time limit: M04)
04.05.1993Reply to a communication from the examining division
09.08.1993Despatch of communication of intention to grant (Approval: Yes)
03.11.1993Communication of intention to grant the patent
27.01.1994Fee for grant paid
27.01.1994Fee for publishing/printing paid
Opposition(s)16.03.1995No opposition filed within time limit [1995/23]
Fees paidRenewal fee
06.03.1992Renewal fee patent year 03
08.03.1993Renewal fee patent year 04
12.04.1994Renewal fee patent year 05
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Lapses during opposition  TooltipSE15.09.1994
[1995/05]
Documents cited:Search[A]FR2111992  (COMMISSARIAT ENERGIE ATOMIQUE);
 [A]GB2190787  (PULLAN DR BRIAN ROBERT)
 [AD]  - NUCLEAR INSTRUMENTS AND METHODS. vol. 176, 1980, AMSTERDAM NL pages 239 - 244; Petersen et al.: "The multistep avalanche chamber as a detector in radiochromatography imaging"
 [A]  - IEEE TRANSACTIONS ON NUCLEAR SCIENCE. vol. 35, no. 1, février 1988, NEW YORK US pages 483 - 486; G. Charpak et al.: "Some applications of the imaging proportionnal chamber"
Examination   - "Gas discharge tubes", 1964, H.C. v/d Horst, Philips Technical Library.
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.