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Extract from the Register of European Patents

EP About this file: EP0599645

EP0599645 - Zero shift compensation circuit and method [Right-click to bookmark this link]
Former [1994/22]Zero shift compensation circuit
[1998/15]
StatusNo opposition filed within time limit
Status updated on  12.02.1999
Database last updated on 28.09.2024
Most recent event   Tooltip12.02.1999No opposition filed within time limitpublished on 31.03.1999 [1999/13]
Applicant(s)For all designated states
PANAMETRICS, INC.
221 Crescent Street
Waltham, MA 02154-3497 / US
[1994/22]
Inventor(s)01 / Meyer, Emilio
2 via D. Di Nanni
I-20090 Assago-Milano / IT
[1994/22]
Representative(s)Greenwood, John David, et al
Graham Watt & Co LLP
St Botolph's House
7-9 St Botolph's Road
Sevenoaks
Kent TN13 3AJ / GB
[N/P]
Former [1994/22]Greenwood, John David, et al
Graham Watt & Co. Riverhead
Sevenoaks Kent TN13 2BN / GB
Application number, filing date93309411.225.11.1993
[1994/22]
Priority number, dateUS1992098150125.11.1992         Original published format: US 981501
[1994/22]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0599645
Date:01.06.1994
Language:EN
[1994/22]
Type: A3 Search report 
No.:EP0599645
Date:22.06.1994
Language:EN
[1994/25]
Type: B1 Patent specification 
No.:EP0599645
Date:08.04.1998
Language:EN
[1998/15]
Search report(s)(Supplementary) European search report - dispatched on:EP03.05.1994
ClassificationIPC:G01N27/74
[1994/22]
CPC:
G01N27/74 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [1994/22]
TitleGerman:Schaltkreis und Verfahren zur Kompensation der Nullpunktverschiebung[1998/15]
English:Zero shift compensation circuit and method[1998/15]
French:Circuit et méthode pour la compensation du décalage du point zéro[1998/15]
Former [1994/22]Schaltkreis zur Kompensation des Nullpunktverschiebung
Former [1994/22]Zero shift compensation circuit
Former [1994/22]Circuit pour la compensation du décalage du point zéro
Examination procedure28.11.1994Examination requested  [1995/04]
05.11.1996Despatch of a communication from the examining division (Time limit: M06)
01.05.1997Reply to a communication from the examining division
30.06.1997Despatch of communication of intention to grant (Approval: Yes)
07.10.1997Communication of intention to grant the patent
10.12.1997Fee for grant paid
10.12.1997Fee for publishing/printing paid
Opposition(s)09.01.1999No opposition filed within time limit [1999/13]
Fees paidRenewal fee
25.11.1995Renewal fee patent year 03
15.11.1996Renewal fee patent year 04
12.11.1997Renewal fee patent year 05
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Documents cited:Search[A]US2949765  (THAYER LOUIS C, et al) [A] 1,9-12* column 3, line 67 - column 4, line 2; figures 1,2 *;
 [A]US4432226  (DEMPSTER PHILIP T [US]) [A] 1,9-12 * abstract *;
 [DA]US4893495  (MEYER EMILIO [IT]) [DA] 1,3,4,9-12 * abstract * * column 5, line 29 - line 41; figures 1,2 *
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.