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Extract from the Register of European Patents

EP About this file: EP0305244

EP0305244 - Method and apparatus for measuring by analysing a grooved luminous spectrum, especially for measuring a small amplitude displacement of a movable surface, possibly representative of the variation of a physical quantity convertible into such a displacement [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  02.04.1992
Database last updated on 18.01.2025
Most recent event   Tooltip02.04.1992No opposition filed within time limitpublished on 20.05.1992 [1992/21]
Applicant(s)For all designated states
PHOTONETICS
52 Avenue de l'Europe
78160 Marly le Roi / FR
[N/P]
Former [1989/09]For all designated states
PHOTONETICS
52 Avenue de l'Europe
F-78160 Marly le Roi / FR
Inventor(s)01 / Graindorge, Philippe
2, Square des Genets
F-78470 Magny-les-Hameaux / FR
02 / Desforges, François-Xavier
17, rue de l'Hermitage
F-78000 Versailles / FR
[1989/09]
Representative(s)Lecca, Jean, et al
CABINET PLASSERAUD 84, rue d'Amsterdam
F-75009 Paris / FR
[1989/09]
Application number, filing date88401962.128.07.1988
[1989/09]
Priority number, dateFR1987001092931.07.1987         Original published format: FR 8710929
[1989/09]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP0305244
Date:01.03.1989
Language:FR
[1989/09]
Type: B1 Patent specification 
No.:EP0305244
Date:29.05.1991
Language:FR
[1991/22]
Search report(s)(Supplementary) European search report - dispatched on:EP12.01.1989
ClassificationIPC:G01D5/26
[1989/09]
CPC:
G01D5/266 (EP,US)
Designated contracting statesBE,   DE,   GB,   IT,   SE [1989/09]
TitleGerman:Verfahren und Vorrichtung zum Messen mittels Analyse eines gerippten Leuchtspektrums, insbesondere zur Messung von kleinen Versetzungen einer bewegbaren Oberfläche, eventuell repräsentativ der Variation einer physischen Grösse, die in eine solche Versetzung umwandelbar ist[1989/09]
English:Method and apparatus for measuring by analysing a grooved luminous spectrum, especially for measuring a small amplitude displacement of a movable surface, possibly representative of the variation of a physical quantity convertible into such a displacement[1989/09]
French:Procédé et dispositif de mesure par l'analyse d'un spectre lumineux cannelé, notamment de mesure d'un déplacement de faible amplitude d'une surface mobile, éventuellement représentatif de la variation d'une grandeur physique convertible en un tel deplacement[1989/09]
Examination procedure29.06.1989Examination requested  [1989/34]
17.09.1990Despatch of communication of intention to grant (Approval: Yes)
14.11.1990Communication of intention to grant the patent
21.01.1991Fee for grant paid
21.01.1991Fee for publishing/printing paid
Opposition(s)03.03.1992No opposition filed within time limit [1992/21]
Fees paidRenewal fee
14.07.1990Renewal fee patent year 03
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Lapses during opposition  TooltipSE29.05.1991
[1991/51]
Documents cited:Search[A]JP6182113  ;
 [A]EP0013974  (ROCKWELL INTERNATIONAL CORP [US]);
 [A]DE3443399  (CESKOSLOVENSKA AKADEMIE VED [CS])
 [A]  - PATENT ABSTRACTS OF JAPAN, vol. 10, no. 254 (P-492) [2310], 30 août 1986, page 154 P 492; & JP-A-61 82 113 (SATORU TOYOOKA) 25.04.1986, & JP6182113 A 00000000
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