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Extract from the Register of European Patents

EP About this file: EP0080131

EP0080131 - Solid ultrasonic delay line [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.03.1989
Database last updated on 03.10.2024
Most recent event   Tooltip29.03.1989No opposition filed within time limitpublished on 17.05.1989 [1989/20]
Applicant(s)For all designated states
SHOWA ELECTRIC WIRE & CABLE CO., LTD.
2-1-1 Odasakae, Kawasaki-ku
Kawasaki-shi, Kanagawa-ken / JP
[1983/22]
Inventor(s)01 / Yokoyama, Takeo
208-2 Imasato
Ebina-shi Kanagawa-ken / JP
02 / Imai, Ichiya
3-3-6 Riyousei
Ayase-shi Kanagawa-ken / JP
03 / Asaoko, Hideaki
3-12-15, Seishin
Sagamihara-shi Kanagawa-ken / JP
[1983/22]
Representative(s)Glawe, Delfs, Moll
Partnerschaft mbB von
Patent- und Rechtsanwälten
Postfach 26 01 62
80058 München / DE
[N/P]
Former [1987/15]Glawe, Delfs, Moll & Partner
Patentanwälte Postfach 26 01 62
D-80058 München / DE
Former [1983/22]Zipse + Habersack
Kemnatenstrasse 49
D-80639 München / DE
Application number, filing date82110464.312.11.1982
[1983/22]
Priority number, dateJP1981018863525.11.1981         Original published format: JP 18863581
JP1982007383630.04.1982         Original published format: JP 7383682
JP1982007383730.04.1982         Original published format: JP 7383782
[1983/22]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0080131
Date:01.06.1983
Language:EN
[1983/22]
Type: A3 Search report 
No.:EP0080131
Date:17.04.1985
Language:EN
[1985/16]
Type: B1 Patent specification 
No.:EP0080131
Date:25.05.1988
Language:EN
[1988/21]
Search report(s)(Supplementary) European search report - dispatched on:EP14.02.1985
ClassificationIPC:H03H9/36
[1983/22]
CPC:
H03H9/36 (EP,US)
Designated contracting statesBE,   DE,   FR,   GB,   NL [1983/22]
TitleGerman:Festkörper Ultraschall-Verzögerungsleitung[1983/22]
English:Solid ultrasonic delay line[1983/22]
French:Ligne à retard solide à ultrasons[1983/22]
Examination procedure11.06.1985Examination requested  [1985/34]
24.10.1986Despatch of a communication from the examining division (Time limit: M08)
24.06.1987Reply to a communication from the examining division
15.09.1987Despatch of communication of intention to grant (Approval: Yes)
29.10.1987Communication of intention to grant the patent
08.02.1988Fee for grant paid
08.02.1988Fee for publishing/printing paid
Opposition(s)28.02.1989No opposition filed within time limit [1989/20]
Fees paidRenewal fee
29.11.1984Renewal fee patent year 03
29.11.1985Renewal fee patent year 04
28.11.1986Renewal fee patent year 05
19.11.1987Renewal fee patent year 06
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Documents cited:Search[A]US3508174  (BACKERS FRANCISCUS THEODORUS, et al);
 [AD]US3611200  (SLIEPENBEEK THEODORUS BARTHOLO, et al);
 [AD]US3581247  (BELFORD JOHN F, et al)
 [A]  - GEC JOURNAL OF SCIENCE & TECHNOLOGY, vol. 41, nos. 2,3, 1974, pages 75-88, London, GB; D.G. KING et al.: "Bulk-wave ultrasonic delay lines for frequencies from 5MHz to 5GHz"
 [AD]  - IRE TRANSACTIONS ON ULTRASONICS ENGINEERING, June 1960, pages 35-43, New York, USA; A.H. MEITZLER: "Ultrasonic delay lines using shear modes in strips"
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.