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Extract from the Register of European Patents

EP About this file: EP0033208

EP0033208 - Method of testing the material of a product for defects therein, apparatus for such testing and methods of processing the material employing such a method [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  10.07.1986
Database last updated on 24.08.2024
Most recent event   Tooltip12.11.1999Lapse of the patent in a contracting state
New state(s): LU
published on 29.12.1999 [1999/52]
Applicant(s)For all designated states
DOFASCO INC.
P.O.Box 460 1330 Burlington Street East Hamilton
Ontario L8N 3J5 / CA
[N/P]
Former [1981/31]For all designated states
DOFASCO INC.
P.O.Box 460 1330 Burlington Street East
Hamilton Ontario L8N 3J5 / CA
Inventor(s)01 / Tait, WIlliam Hugh
36 Organ Crescent
Hamilton Ontario L8T 1Y6 / CA
[1981/31]
Representative(s)Barlow, Roy James, et al
J.A. KEMP & CO. 14, South Square, Gray's Inn
London WC1R 5LX / GB
[N/P]
Former [1981/31]Barlow, Roy James, et al
J.A. KEMP & CO. 14, South Square, Gray's Inn
London WC1R 5LX / GB
Application number, filing date81300219.319.01.1981
[1981/31]
Priority number, dateUS1980011612228.01.1980         Original published format: US 116122
[1981/31]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0033208
Date:05.08.1981
Language:EN
[1981/31]
Type: A3 Search report 
No.:EP0033208
Date:30.12.1981
Language:EN
[1981/52]
Type: B1 Patent specification 
No.:EP0033208
Date:04.09.1985
Language:EN
[1985/36]
Search report(s)(Supplementary) European search report - dispatched on:EP26.10.1981
ClassificationIPC:G01N29/04, G01N19/08
[1981/31]
CPC:
G01N29/14 (EP,US); G01N2291/0234 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   LU,   NL,   SE [1981/31]
TitleGerman:Verfahren zum Prüfen eines Produktes auf Materialfehler, Vorrichtung zum Prüfen und Verfahren zum Behandeln des Materials nach dem Prüfverfahren[1981/31]
English:Method of testing the material of a product for defects therein, apparatus for such testing and methods of processing the material employing such a method[1981/31]
French:Procédé et dispositif d'examen d'un produit quant à des défauts du matériau et procédés pour traiter le matériau d'après le procédé d'examen[1981/31]
Examination procedure24.05.1982Examination requested  [1982/30]
03.08.1983Despatch of a communication from the examining division (Time limit: M04)
03.12.1983Reply to a communication from the examining division
29.02.1984Despatch of a communication from the examining division (Time limit: M04)
02.07.1984Reply to a communication from the examining division
05.10.1984Despatch of communication of intention to grant (Approval: )
17.01.1985Communication of intention to grant the patent
21.03.1985Fee for grant paid
21.03.1985Fee for publishing/printing paid
Opposition(s)05.06.1986No opposition filed within time limit [1986/35]
Fees paidRenewal fee
18.01.1983Renewal fee patent year 03
13.01.1984Renewal fee patent year 04
11.01.1985Renewal fee patent year 05
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipCH04.09.1985
LI04.09.1985
LU31.01.1986
[1999/52]
Former [1989/19]CH04.09.1985
LI04.09.1985
Documents cited:Search[A]US3097523  ;
 [A]US3548648  (WEICHBRODT BJORN, et al);
 DE2116522  [ ] (LICENTIA GMBH)
 [A]  - FACHBERICHTE HÜTTENPRAXIS METALLWEITERVERARBEITUNG, Vol. 15, No. 5, 1977 "Automatische Ultraschall-Prüfung von Grobblechen" page 495
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.