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Extract from the Register of European Patents

EP About this file: EP0932748

EP0932748 - CLOSED LOOP STEAM COOLED STEAM TURBINE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.11.2003
Database last updated on 28.09.2024
Most recent event   Tooltip14.11.2003No opposition filed within time limitpublished on 02.01.2004  [2004/01]
Applicant(s)For all designated states
Siemens Westinghouse Power Corporation
186 Wood Avenue South
Iselin, NJ 08830 / US
[1999/31]
Inventor(s)01 / BANNISTER, Ronald, L.
695 Bear Creek Court
Winter Springs, FL 32708 / US
02 / NEWBY, Richard, Allen
149 Spring Grove Road
Pittsburgh, PA 15235 / US
[1999/31]
Representative(s)Allen, Derek, et al
Siemens Group Services Limited
Intellectual Property Department
Siemens House
Oldbury, Bracknell
Berkshire RG12 8FZ / GB
[N/P]
Former [1999/31]Allen, Derek, et al
Siemens Group Services Limited, Intellectual Property Department, Siemens House, Oldbury
Bracknell, Berkshire RG12 8FZ / GB
Application number, filing date97936253.029.07.1997
[1999/31]
WO1997US13219
Priority number, dateUS1996071577319.09.1996         Original published format: US 715773
[1999/31]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9812421
Date:26.03.1998
Language:EN
[1998/12]
Type: A1 Application with search report 
No.:EP0932748
Date:04.08.1999
Language:EN
The application published by WIPO in one of the EPO official languages on 26.03.1998 takes the place of the publication of the European patent application.
[1999/31]
Type: B1 Patent specification 
No.:EP0932748
Date:08.01.2003
Language:EN
[2003/02]
Search report(s)International search report - published on:EP26.03.1998
ClassificationIPC:F01K25/00, F01D25/12, F02C7/16
[1999/31]
CPC:
F02C7/16 (EP,US); F01K25/00 (KR); F01D25/12 (EP,US);
F01K25/005 (EP,US); F05D2260/2322 (EP,US); Y02E20/16 (EP,US);
Y02T50/60 (EP,US) (-)
Designated contracting statesDE,   FR,   GB,   IT [1999/31]
TitleGerman:DAMPFGEKÜHLTE DAMPFTURBINE MIT ENERGIE- UND WASSERRÜCKGEWINNUNG[1999/31]
English:CLOSED LOOP STEAM COOLED STEAM TURBINE[1999/31]
French:TURBINE A VAPEUR REFROIDIE PAR VAPEUR EN CIRCUIT FERME[1999/31]
Entry into regional phase16.03.1999National basic fee paid 
16.03.1999Designation fee(s) paid 
16.03.1999Examination fee paid 
Examination procedure02.04.1998Request for preliminary examination filed
International Preliminary Examining Authority: EP
16.03.1999Examination requested  [1999/31]
31.05.2001Despatch of a communication from the examining division (Time limit: M02)
22.06.2001Reply to a communication from the examining division
24.06.2002Despatch of communication of intention to grant (Approval: Yes)
29.07.2002Communication of intention to grant the patent
18.10.2002Fee for grant paid
18.10.2002Fee for publishing/printing paid
Opposition(s)09.10.2003No opposition filed within time limit [2004/01]
Fees paidRenewal fee
13.07.1999Renewal fee patent year 03
12.07.2000Renewal fee patent year 04
12.07.2001Renewal fee patent year 05
12.07.2002Renewal fee patent year 06
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Cited inInternational search[PX]JPH08254107  ;
 [A]JPS6267239  ;
 [A]US3238719  (HARSLEM ERIC W) [A] 1-17 * figure 1 *;
 [X]FR2237492  (ELECTRICITE DE FRANCE [FR]) [X] 1,2,8,11,12,17 * page 2, line 5 - line 26 * * figure - *;
 [A]US3978661  (CHENG DAH YU);
 [X]US4148185  (SOMERS EDWARD V) [X] 1,2,8,12,17 * column 2, line 34 - line 64 * * abstract *;
 [E]WO9731184  (WESTINGHOUSE ELECTRIC CORP [US]) [E] 1-6,8-13,15,17 * page 11, line 24 - page 12, line 6 * * page 12, line 27 - line 36; figure 2 * * page 4, paragraph 3 *
 [PX]  - PATENT ABSTRACTS OF JAPAN, (19970228), vol. 097, no. 002, & JP08254107 A 19961001 (TOSHIBA CORP) [PX] 1,2,8,11,12,17 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19870826), vol. 011, no. 263, Database accession no. (M - 619), & JP62067239 A 19870326 (TOYO ENG CORP) [A] 1-17 * abstract *
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.