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Extract from the Register of European Patents

EP About this file: EP0896659

EP0896659 - TEMPERATURE COMPENSATION CIRCUIT FOR A HEAT CONDUCTION VACUUM GAUGE [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  06.12.2002
Database last updated on 15.06.2024
Most recent event   Tooltip06.12.2002Refusal of applicationpublished on 22.01.2003  [2003/04]
Applicant(s)For all designated states
Leybold Vakuum GmbH
Bonner Strasse 498
50968 Köln / DE
[1999/07]
Inventor(s)01 / KÜSTER, Gerhard
Hovenstrasse 44
D-51109 Köln / DE
02 / ROLFF, Norbert
Hauptstrasse 101
D-50169 Horrem / DE
[1999/07]
Representative(s)Leineweber, Jürgen
Patentanwalt
Siebachstrasse 47
50733 Köln / DE
[N/P]
Former [1999/07]Leineweber, Jürgen, Dipl.-Phys.
Aggerstrasse 24
50859 Köln / DE
Application number, filing date97906191.808.03.1997
[1999/07]
WO1997EP01184
Priority number, dateDE199611723830.04.1996         Original published format: DE 19617238
[1999/07]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9741414
Date:06.11.1997
Language:DE
[1997/47]
Type: A1 Application with search report 
No.:EP0896659
Date:17.02.1999
Language:DE
The application published by WIPO in one of the EPO official languages on 06.11.1997 takes the place of the publication of the European patent application.
[1999/07]
Search report(s)International search report - published on:EP06.11.1997
ClassificationIPC:G01L21/12
[1999/07]
CPC:
G01L21/12 (EP)
Designated contracting statesDE,   FR,   GB,   IT [1999/07]
TitleGerman:SCHALTUNG ZUR TEMPERATURKOMPENSATION EINES WÄRMELEITUNGSVAKUUMMETERS[1999/07]
English:TEMPERATURE COMPENSATION CIRCUIT FOR A HEAT CONDUCTION VACUUM GAUGE[1999/07]
French:CIRCUIT DE COMPENSATION DE TEMPERATURE D'UN VACUOMETRE DONT LE FONCTIONNEMENT EST FONDE SUR LA CONDUCTION THERMIQUE[1999/07]
Entry into regional phase11.09.1998National basic fee paid 
11.09.1998Designation fee(s) paid 
11.09.1998Examination fee paid 
Examination procedure07.11.1997Request for preliminary examination filed
International Preliminary Examining Authority: EP
11.09.1998Examination requested  [1999/07]
28.02.2002Despatch of communication of intention to grant (Approval: )
14.08.2002Despatch of communication that the application is refused, reason: formalities examination [2003/04]
24.08.2002Application refused, date of legal effect [2003/04]
Fees paidRenewal fee
12.02.1999Renewal fee patent year 03
18.02.2000Renewal fee patent year 04
16.02.2001Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
31.03.200206   M06   Not yet paid
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Cited inInternational search[A]US5069066  (DJORUP) [A] 1-9 * summary;; figure 3 *;
 [A]DE4308433  (LEYBOLD AG) [A] 1-9 * figures 3,4 *;
 [A]GB2105047  (BOC LTD) [A] 1-9 * column W *;
 [A]  - J. ENGLISH ET AL., "a wide range constant-resistance Pirani gauge with ambient temperature compensation", JOURNAL OF SCIENTIFIC INSTRUMENTS, (19650201), vol. 42, no. 2, pages 77 - 80, XP002034384 [A] 1-9 * page 78, column R, line 4 - line 11; figure 1 *

DOI:   http://dx.doi.org/10.1088/0950-7671/42/2/304
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.