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Extract from the Register of European Patents

EP About this file: EP0413154

EP0413154 - Double carrier deflection high sensitivity magnetic sensor [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  01.09.1995
Database last updated on 12.07.2024
Most recent event   Tooltip01.09.1995Refusal of applicationpublished on 25.10.1995 [1995/43]
Applicant(s)For all designated states
International Business Machines Corporation
New Orchard Road
Armonk, NY 10504 / US
[N/P]
Former [1991/08]For all designated states
International Business Machines Corporation
Old Orchard Road
Armonk, N.Y. 10504 / US
Inventor(s)01 / Fang, Frank Fu
1691 Cardinal Court
Yorktown Heights, New York 10598 / US
02 / Tang, Denny Duan-lee
46 Heritage Drive
Pleasantville, New York 10570 / US
[1991/08]
Representative(s)Schäfer, Wolfgang
IBM Deutschland
Informationssysteme GmbH
Patentwesen und Urheberrecht
70548 Stuttgart / DE
[N/P]
Former [1994/38]Schäfer, Wolfgang, Dipl.-Ing.
IBM Deutschland Informationssysteme GmbH Patentwesen und Urheberrecht
D-70548 Stuttgart / DE
Former [1991/08]Herzog, Friedrich Joachim, Dipl.-Ing.
Birkenstrasse 77
D-71155 Altdorf / DE
Application number, filing date90113718.218.07.1990
[1991/08]
Priority number, dateUS1989039583618.08.1989         Original published format: US 395836
[1991/08]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0413154
Date:20.02.1991
Language:EN
[1991/08]
Type: A3 Search report 
No.:EP0413154
Date:11.03.1992
Language:EN
[1992/11]
Search report(s)(Supplementary) European search report - dispatched on:EP22.01.1992
ClassificationIPC:G01R33/06, H01L29/82
[1992/11]
CPC:
H01L29/82 (EP,US); H10N52/101 (EP,US)
Former IPC [1991/08]G01R33/06
Designated contracting statesDE,   FR,   GB [1991/08]
TitleGerman:Hochempfindlicher Magnetfeldfühler mit Ablenkung von beiden Arten von Ladungsträgern[1991/08]
English:Double carrier deflection high sensitivity magnetic sensor[1991/08]
French:Capteur magnétique de haute sensibilité à déflection des deux types de porteurs de charge[1991/08]
File destroyed:03.03.2001
Examination procedure13.12.1990Examination requested  [1991/08]
09.03.1994Despatch of a communication from the examining division (Time limit: M04)
22.06.1994Reply to a communication from the examining division
12.12.1994Despatch of communication of intention to grant (Approval: )
29.05.1995Despatch of communication that the application is refused, reason: formalities examination [1995/43]
08.06.1995Application refused, date of legal effect [1995/43]
Fees paidRenewal fee
25.07.1992Renewal fee patent year 03
16.07.1993Renewal fee patent year 04
18.07.1994Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
31.07.199506   M06   Not yet paid
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Documents cited:Search[AD]DE2044884  (MITSUBISHI ELECTRIC CORP);
 [A]US4677380  (POPOVIC RADIVOJE [CH], et al);
 [AP]EP0358322  (GEN MOTORS CORP [US])
 [A]  - PROCEEDINGS OF THE IEEE. vol. 74, no. 8, 1 August 1986, NEW YORK US pages 1107 - 1132; H.P.BALTES E.A.: 'integrated semiconductor magnetic field sensors'
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.