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Extract from the Register of European Patents

EP About this file: EP0146383

EP0146383 - Apparatus for forming electron beams [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.06.1993
Database last updated on 12.07.2024
Most recent event   Tooltip28.09.2007Lapse of the patent in a contracting state
New state(s): SE
published on 31.10.2007  [2007/44]
Applicant(s)For all designated states
EEV LIMITED
106 Waterhouse Lane
Chelmsford, Essex, CM1 2QU / GB
[1992/26]
Former [1985/26]For all designated states
English Electric Valve Company Limited
106, Waterhouse Lane
Chelmsford, Essex, CM1 2QU / GB
Inventor(s)01 / Maitland, Arthur
15, The Canongate
St. Andrews, Fife Scotland / GB
02 / Menown, Hugh
The Willows Roxwell Road
Chelmsford Essex / GB
03 / Weatherup, Clifford Robert
16, Riverside
Chelmsford Essex / GB
04 / Strudwick, Ian Arthur
4, Leapingwell Close
Chelmer Village Chelmsford Essex / GB
05 / Carman, Robert John
Balfour Cottage Stravithie Estate Stravithie
St.Andrews, Fife Scotland / GB
[1985/26]
Representative(s)Cockayne, Gillian, et al
The General Electric Company plc
GEC Patent Department
Waterhouse Lane
Chelmsford, Essex CM1 2QX / GB
[N/P]
Former [1989/29]Cockayne, Gillian, et al
The General Electric Company plc GEC Patent Department Waterhouse Lane
Chelmsford, Essex CM1 2QX / GB
Former [1985/26]Rouse, David George
The General Electric Company, p.l.c. GEC Patent Department Waterhouse Lane
Chelmsford, Essex CM1 2QX / GB
Application number, filing date84308798.217.12.1984
[1985/26]
Priority number, dateGB1983003388020.12.1983         Original published format: GB 8333880
GB1983003387920.12.1983         Original published format: GB 8333879
GB1984001379130.05.1984         Original published format: GB 8413791
GB1984003111610.12.1984         Original published format: GB 8431116
[1985/26]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0146383
Date:26.06.1985
Language:EN
[1985/26]
Type: A3 Search report 
No.:EP0146383
Date:01.04.1987
Language:EN
[1987/14]
Type: B1 Patent specification 
No.:EP0146383
Date:26.08.1992
Language:EN
[1992/35]
Search report(s)(Supplementary) European search report - dispatched on:EP10.02.1987
ClassificationIPC:H01J17/06
[1985/26]
CPC:
H01J17/066 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   IT,   LI,   LU,   NL,   SE [1985/26]
TitleGerman:Elektronenstrahlerzeuger[1985/26]
English:Apparatus for forming electron beams[1985/26]
French:Appareil produisant des faisceaux d'électrons[1985/26]
File destroyed:20.04.2002
Examination procedure06.07.1987Examination requested  [1987/37]
28.04.1988Despatch of a communication from the examining division (Time limit: M04)
22.08.1988Reply to a communication from the examining division
22.12.1988Despatch of a communication from the examining division (Time limit: M04)
02.05.1989Reply to a communication from the examining division
28.11.1989Despatch of a communication from the examining division (Time limit: M04)
05.04.1990Reply to a communication from the examining division
27.11.1990Despatch of a communication from the examining division (Time limit: M04)
10.12.1990Reply to a communication from the examining division
05.11.1991Despatch of communication of intention to grant (Approval: Yes)
18.02.1992Communication of intention to grant the patent
10.03.1992Fee for grant paid
10.03.1992Fee for publishing/printing paid
Opposition(s)27.05.1993No opposition filed within time limit [1993/33]
Fees paidRenewal fee
13.11.1986Renewal fee patent year 03
13.11.1987Renewal fee patent year 04
09.12.1988Renewal fee patent year 05
04.12.1989Renewal fee patent year 06
17.11.1990Renewal fee patent year 07
02.12.1991Renewal 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  TooltipAT26.08.1992
BE26.08.1992
CH26.08.1992
IT26.08.1992
LI26.08.1992
NL26.08.1992
SE26.08.1992
LU31.12.1992
[2002/23]
Former [1999/52]AT26.08.1992
BE26.08.1992
CH26.08.1992
IT26.08.1992
LI26.08.1992
NL26.08.1992
LU31.12.1992
Former [1999/42]AT26.08.1992
BE26.08.1992
CH26.08.1992
IT26.08.1992
LI26.08.1992
NL26.08.1992
Former [1993/19]AT26.08.1992
BE26.08.1992
CH26.08.1992
LI26.08.1992
NL26.08.1992
Former [1993/15]AT26.08.1992
CH26.08.1992
LI26.08.1992
NL26.08.1992
Former [1993/10]CH26.08.1992
LI26.08.1992
Documents cited:Search[X]JP57208040  ;
 [X]JP5769645  ;
 [X]JP57119436  ;
 [X]US4196938  (BLOKHIN VLADIMIR I [SU], et al);
 [X]GB1136144  (ASEA AB);
 [X]GB603088  (TRUB TAUBER & CO A G);
 [A]US4123687  (POIRIER RAYMOND, et al);
 [A]US3967150  (LIEN ERLING L, et al);
 [A]US3013171  (WILLIAM BECK ARNOLD HUGH);
 [A]GB2105102  (SONY CORP [JP])
 [X]  - PATENTS ABSTRACTS OF JAPAN, vol. 7, no. 62 (E-164)[1207], 15th March 1983; & JP-A-57 208 040 (MITANI DENSHI KOGYO K.K.) 21-12-1982, & JP57208040 A 00000000
 [X]  - PATENTS ABSTRACTS OF JAPAN, vol. 6, no. 147 (E-123)[1025], 6th August 1982; & JP-A-57 69 645 (FUJITSU K.K.) 28-04-1982, & JP5769645 A 00000000
 [X]  - PATENTS ABSTRACTS OF JAPAN, vol. 6, no. 215 (E-138)[1093], 28th October 1982; & JP-A-57 119 436 (NIPPON DENKI K.K.) 24-07-1982, & JP57119436 A 00000000
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.