blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Extract from the Register of European Patents

EP About this file: EP0717842

EP0717842 - DETECTION OF CRACKS WITH A TRANSIENT ELECTROMAGNETIC DIFFUSION INSPECTION METHOD [Right-click to bookmark this link]
Former [1996/26]DETECTION OF CRACKS WITH TRANSIENT ELECTROMAGNETIC DIFFUSION INSPECTION METHOD
[2000/30]
StatusNo opposition filed within time limit
Status updated on  06.12.2002
Database last updated on 03.09.2024
Most recent event   Tooltip04.07.2008Change - representativepublished on 06.08.2008  [2008/32]
Applicant(s)For all designated states
Phillips Petroleum Company
5th and Keeler Bartlesville
Oklahoma 74004 / US
[N/P]
Former [2002/05]For all designated states
PHILLIPS PETROLEUM COMPANY
5th and Keeler
Bartlesville Oklahoma 74004 / US
Former [2001/10]For all designated states
ATLANTIC RICHFIELD COMPANY
200 East Randolph Drive
Chicago, Illinois 60601 / US
Former [1996/26]For all designated states
ATLANTIC RICHFIELD COMPANY
2300 W. Plano Parkway
Plano, TX 75075 / US
Inventor(s)01 / BOHON, William, Mark
18618 Snowy Plover Circle
Anchorage, AK 99516 / US
02 / LARA, Pedro, F.
3423 Whitehall Drive
Dallas, TX 75229 / US
[1996/26]
Representative(s)Ricker, Mathias, et al
Bardehle Pagenberg
Postfach 86 06 20
81633 München / DE
[N/P]
Former [2008/32]Ricker, Mathias, et al
Patent- und Rechtsanwälte Bardehle . Pagenberg . Dost . Altenburg . Geissler Postfach 86 06 20
81633 München / DE
Former [2002/27]Ricker, Mathias, Dr. Dipl.-Chem., et al
Patent- und Rechtsanwälte Bardehle - Pagenberg - Dost - Altenburg - Geissler - Isenbruck Postfach 86 06 20
81633 München / DE
Former [2002/09]Colmer, Stephen Gary, et al
Mathys & Squire 100 Gray's Inn Road
London WC1X 8AL / GB
Former [2002/05]Ebner von Eschenbach, Jennifer, et al
Ladas & Parry, Dachauerstrasse 37
80335 München / DE
Former [2000/38]Colmer, Stephen Gary, et al
Mathys & Squire 100 Gray's Inn Road
London WC1X 8AL / GB
Former [1996/26]Cropp, John Anthony David, et al
MATHYS & SQUIRE 100 Grays Inn Road
London WC1X 8AL / GB
Application number, filing date94920730.208.06.1994
[1996/26]
WO1994US06657
Priority number, dateUS1993008036021.06.1993         Original published format: US 80360
[1996/26]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9500840
Date:05.01.1995
Language:EN
[1995/02]
Type: A1 Application with search report 
No.:EP0717842
Date:26.06.1996
Language:EN
The application published by WIPO in one of the EPO official languages on 05.01.1995 takes the place of the publication of the European patent application.
[1996/26]
Type: B1 Patent specification 
No.:EP0717842
Date:30.01.2002
Language:EN
[2002/05]
Search report(s)International search report - published on:US05.01.1995
(Supplementary) European search report - dispatched on:EP15.04.1996
ClassificationIPC:G01N27/82, G01N27/90, G01R33/12
[1996/26]
CPC:
G01N27/82 (EP,US); G01N27/902 (EP,US)
Designated contracting statesAT,   BE,   DE,   DK,   FR,   GB,   IE,   IT,   LU,   MC,   NL,   PT,   SE [1996/26]
TitleGerman:DETEKTION VON RISSEN DURCH EINE ELEKTROMAGNETISCHE TRANSIENTENDIFFUSIONSINSPEKTIONSMETHODE[1996/26]
English:DETECTION OF CRACKS WITH A TRANSIENT ELECTROMAGNETIC DIFFUSION INSPECTION METHOD[2000/30]
French:DETECTION DE FISSURES PAR UNE METHODE D'INSPECTION PAR DIFFUSION DE TRANSITOIRES ELECTROMAGNETIQUES[1996/26]
Former [1996/26]DETECTION OF CRACKS WITH TRANSIENT ELECTROMAGNETIC DIFFUSION INSPECTION METHOD
Entry into regional phase16.12.1995National basic fee paid 
16.12.1995Search fee paid 
16.12.1995Designation fee(s) paid 
16.12.1995Examination fee paid 
Examination procedure20.01.1995Request for preliminary examination filed
International Preliminary Examining Authority: US
16.12.1995Examination requested  [1996/26]
04.05.1999Despatch of a communication from the examining division (Time limit: M04)
27.08.1999Reply to a communication from the examining division
09.09.1999Despatch of a communication from the examining division (Time limit: M04)
20.12.1999Reply to a communication from the examining division
16.08.2000Despatch of communication of intention to grant (Approval: No)
14.12.2000Despatch of communication of intention to grant (Approval: later approval)
27.12.2000Communication of intention to grant the patent
08.03.2001Fee for grant paid
08.03.2001Fee for publishing/printing paid
Opposition(s)31.10.2002No opposition filed within time limit [2003/04]
Fees paidRenewal fee
24.06.1996Renewal fee patent year 03
24.06.1997Renewal fee patent year 04
23.06.1998Renewal fee patent year 05
17.06.1999Renewal fee patent year 06
21.06.2000Renewal fee patent year 07
05.06.2001Renewal fee patent year 08
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court
See the Register of the Unified Patent Court for opt-out data
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  TooltipAT30.01.2002
DK30.04.2002
PT30.04.2002
SE30.04.2002
[2003/45]
Former [2003/09]AT30.01.2002
PT30.04.2002
SE30.04.2002
Former [2003/06]PT30.04.2002
SE30.04.2002
Former [2002/37]SE30.04.2002
Documents cited:Search   [ ] - No further relevant documents disclosed
International search[XA]US3543144  (WALTERS WILLIAM T, et al);
 [X]US3940689  (JOHNSON JR WADE M);
 [A]US4292589  (BONNER STEPHEN D [US]);
 [A]US4636727  (KAHIL JOHN E [US], et al);
 [A]US4839593  (SPIES BRIAN R [US]);
 [A]US4843319  (LARA PEDRO F [US]);
 [A]US4843320  (SPIES BRIAN R [US]);
 [X]US4878180  (MCWHIRTER VERNIE C [US], et al);
 [AP]US5233297  (LARA PEDRO F [US])
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.