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Extract from the Register of European Patents

EP About this file: EP0807750

EP0807750 - Cast piston having reinforced combustion bowl edge [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.06.2002
Database last updated on 31.08.2024
Most recent event   Tooltip21.06.2002No opposition filed within time limitpublished on 07.08.2002  [2002/32]
Applicant(s)For all designated states
KARL SCHMIDT UNISIA, ZOLLNER DIVISION, INC.
2425 Coliseum Blvd. South
Fort Wayne, Indiana 46803 / US
[2001/12]
Former [1999/41]For all designated states
KOLBENSCHMIDT ACQUISITIONS, INC.
2425 Coliseum Blvd. South
Fort Wayne, Indiana 46803 / US
Former [1999/34]For all designated states
Zollner Pistons, LLC
2425 Coliseum Boulevard South
Fort Wayne, Indiana 46803 / US
Former [1997/47]For all designated states
Zollner Corporation
2426 Coliseum Blvd. South
Fort Wayne, Indiana 46803 / US
Inventor(s)01 / Whitacre, John P.
3608 Franke Road
New Haven, Indiana 46774 / US
02 / Castleman, Jeffrey L.
19825 Hoffman Road
Monroeville, Indiana 46773 / US
[1997/47]
Representative(s)Rackham, Anthony Charles, et al
Lloyd Wise Commonwealth House, 1-19 New Oxford Street
London WC1A 1LW / GB
[N/P]
Former [1999/34]Rackham, Anthony Charles, et al
Lloyd Wise, Tregear & Co., Commonwealth House, 1-19 New Oxford Street
London WC1A 1LW / GB
Former [1997/47]Rackham, Anthony Charles
Lloyd Wise, Tregear & Co., Commonwealth House, 1-19 New Oxford Street
London WC1A 1LW / GB
Application number, filing date97303241.013.05.1997
[1997/47]
Priority number, dateUS1996064907916.05.1996         Original published format: US 649079
[1997/47]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0807750
Date:19.11.1997
Language:EN
[1997/47]
Type: B1 Patent specification 
No.:EP0807750
Date:16.08.2001
Language:EN
[2001/33]
Search report(s)(Supplementary) European search report - dispatched on:EP22.07.1997
ClassificationIPC:F02B23/06, F02F3/04, B22D19/00
[1997/47]
CPC:
F02B23/0603 (EP,US); B22D19/0027 (EP,US); F02B23/0672 (EP,US);
F02F3/045 (EP,US); F02B3/06 (EP,US); F05C2201/021 (EP,US);
F05C2201/0448 (EP,US); F05C2201/046 (EP,US); Y02T10/12 (EP,US);
Y10T29/49256 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [1997/47]
TitleGerman:Gegassener Kolben mit verstärktem Brennraummulderand[1997/47]
English:Cast piston having reinforced combustion bowl edge[1997/47]
French:Piston moulé avec une chambre de combustion avec un bord renforcé[1997/47]
Examination procedure11.03.1998Examination requested  [1998/19]
15.03.1999Despatch of a communication from the examining division (Time limit: M04)
19.07.1999Reply to a communication from the examining division
04.08.1999Despatch of a communication from the examining division (Time limit: M04)
02.12.1999Reply to a communication from the examining division
26.07.2000Despatch of communication of intention to grant (Approval: Yes)
02.02.2001Communication of intention to grant the patent
28.03.2001Fee for grant paid
28.03.2001Fee for publishing/printing paid
Opposition(s)17.05.2002No opposition filed within time limit [2002/32]
Fees paidRenewal fee
23.04.1999Renewal fee patent year 03
25.04.2000Renewal fee patent year 04
20.04.2001Renewal fee patent year 05
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Documents cited:Search[X]FR2354451  (PERKINS ENGINES LTD [GB]) [X] 1,5,7,8,10 * page 3, line 1 - page 4, line 29; figures 1,2 *;
 [XA]EP0640759  (PEAK WERKSTOFF GMBH [DE]) [X] 1,2,4,5,7 * figures 4A,4B; claims 1-8 * [A] 3,8;
 [X]DE2136594  (MONDIAL PISTON) [X] 1,5,6,8 * page 5, paragraph 2 - page 7, paragraph 3; figure 4 *;
 [A]DE3144123  (SCHMIDT GMBH KARL [DE]) [A] 1,6,11 * abstract *;
 [A]FR1355919  (ZOLLNER CORP) [A] 1,8,11,13 * page 3, paragraph 7 - page 4, paragraph 9; figure 3 *;
 [A]GB2090779  (IMP CLEVITE INC) [A] 1,8,9 * abstract *;
 [A]GB2236497  (KOLBENSCHMIDT AG [DE]) [A] 1,12 * page 3, paragraph 2 - page 5, paragraph 2; figures 2,3 *
ExaminationDE1032600
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.