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

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP0721387

EP0721387 - METHOD AND CASTING DEVICE FOR PRODUCING PARTS WITH A HELICALLY SYMMETRICAL OUTER CONTOUR [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  06.10.2000
Database last updated on 31.08.2024
Most recent event   Tooltip06.10.2000No opposition filed within time limitpublished on 22.11.2000 [2000/47]
Applicant(s)For all designated states
Bitzer Kühlmaschinenbau GmbH
Eschenbrünnlestrasse 15
71065 Sindelfingen / DE
[1999/44]
Former [1996/29]For all designated states
Bitzer Kühlmaschinenbau GmbH & Co. KG
Eschenbrünnlestrasse 15
D-71065 Sindelfingen / DE
Inventor(s)01 / JÖRN, Friedrich-W.
Auhammer 6
D-32088 Battenberg / DE
02 / DIETERICH, Rolf
Schulstrasse 17
D-72160 Horb / DE
03 / SANDKÖTTER, Wolfgang
Nebelhornstrasse 31
D-71083 Herrenberg / DE
[1996/29]
Representative(s)Hoeger, Stellrecht & Partner Patentanwälte mbB
Uhlandstrasse 14c
70182 Stuttgart / DE
[N/P]
Former [1996/29]Hoeger, Stellrecht & Partner
Uhlandstrasse 14 c
70182 Stuttgart / DE
Application number, filing date95926880.614.07.1995
[1996/29]
WO1995EP02762
Priority number, dateDE1994442656727.07.1994         Original published format: DE 4426567
DE1994443089031.08.1994         Original published format: DE 4430890
[1996/29]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9603237
Date:08.02.1996
Language:DE
[1996/07]
Type: A1 Application with search report 
No.:EP0721387
Date:17.07.1996
Language:DE
The application published by WIPO in one of the EPO official languages on 08.02.1996 takes the place of the publication of the European patent application.
[1996/29]
Type: B1 Patent specification 
No.:EP0721387
Date:08.12.1999
Language:DE
[1999/49]
Search report(s)International search report - published on:EP08.02.1996
ClassificationIPC:B22C9/22, B22D25/02
[1996/29]
CPC:
B22D25/02 (EP,US); B22C9/22 (EP,US)
Designated contracting statesBE,   DE,   DK,   FR,   GB,   IT,   NL,   SE [1996/29]
TitleGerman:VERFAHREN UND GIESSVORRICHTUNG ZUM HERSTELLEN VON TEILEN MIT EINER SCHRAUBENSYMMETRISCHEN AUSSENKONTUR[1996/29]
English:METHOD AND CASTING DEVICE FOR PRODUCING PARTS WITH A HELICALLY SYMMETRICAL OUTER CONTOUR[1996/29]
French:PROCEDE ET DISPOSITIF DE MOULAGE POUR LA FABRICATION DE PIECES A CONTOUR EXTERIEUR SYMETRIQUEMENT HELICOIDAL[1996/29]
Entry into regional phase19.04.1996National basic fee paid 
19.04.1996Designation fee(s) paid 
19.04.1996Examination fee paid 
Examination procedure19.04.1996Examination requested  [1996/29]
22.09.1997Despatch of a communication from the examining division (Time limit: M06)
25.03.1998Reply to a communication from the examining division
21.07.1998Despatch of a communication from the examining division (Time limit: M04)
27.11.1998Reply to a communication from the examining division
12.02.1999Despatch of communication of intention to grant (Approval: Yes)
09.06.1999Communication of intention to grant the patent
17.09.1999Fee for grant paid
17.09.1999Fee for publishing/printing paid
Opposition(s)09.09.2000No opposition filed within time limit [2000/47]
Fees paidRenewal fee
26.07.1997Renewal fee patent year 03
29.07.1998Renewal fee patent year 04
30.07.1999Renewal fee patent year 05
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.
Cited inInternational search[A]DE3506475  (GTS GES FUER TURBO UND SCHRAUB [DE]);
 [Y]EP0212459  (THYSSEN INDUSTRIE [DE]) [Y] 1-3,9-11,15,23 * the whole document *;
 [Y]GB2229121  (FRISBY ENGINEERING LIMITED [GB], et al) [Y] 1-3,9-11,15,23 * the whole document *
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.