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Extract from the Register of European Patents

EP About this file: EP0938593

EP0938593 - POWDER METALLURGY, COBALT-BASED ARTICLES HAVING HIGH RESISTANCE TO WEAR AND CORROSION IN SEMI-SOLID METALS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.08.2003
Database last updated on 24.07.2024
Most recent event   Tooltip23.03.2007Lapse of the patent in a contracting state
New state(s): DK
published on 25.04.2007  [2007/17]
Applicant(s)For all designated states
Thixomat, Inc.
717 E. Huron
Ann Arbor, MI 48104 / US
[1999/35]
Inventor(s)01 / KENNETH, E., Pinnow
131 Drood Lane
Pittsburgh, PA 15237 / US
02 / RAYMOND, F., Decker
3065 Provincial Drive
Ann Arbor, MI 48104 / US
[1999/35]
Representative(s)Dr. Solf & Zapf Patent- und Rechtsanwalts PartG mbB
Candidplatz 15
81543 München / DE
[N/P]
Former [1999/35]Patentanwälte Dr. Solf & Zapf
Candidplatz 15
81543 München / DE
Application number, filing date97948184.303.11.1997
[1999/35]
WO1997US20185
Priority number, dateUS1996074333504.11.1996         Original published format: US 743335
[1999/35]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9820177
Date:14.05.1998
Language:EN
[1998/19]
Type: A1 Application with search report 
No.:EP0938593
Date:01.09.1999
Language:EN
The application published by WIPO in one of the EPO official languages on 14.05.1998 takes the place of the publication of the European patent application.
[1999/35]
Type: B1 Patent specification 
No.:EP0938593
Date:09.10.2002
Language:EN
[2002/41]
Search report(s)International search report - published on:EP14.05.1998
ClassificationIPC:C22C19/07, B22F3/15
[1999/35]
CPC:
B22D17/007 (EP,US); C22C19/07 (KR); C22C1/12 (EP,US);
B22D17/2023 (EP,US); B22D17/203 (EP,US); C22C1/0433 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FI,   FR,   GB,   IT,   LI,   LU,   NL,   SE [1999/35]
TitleGerman:PULVERMETALLURGISCHE, AUF KOBALT BASIERTE GEGENSTÄNDE MIT HOHER VERSCHLEISSFESTIGKEIT UND KORROSIONSBESTÄNDIGKEIT IN HALBFESTEN METALLEN[1999/35]
English:POWDER METALLURGY, COBALT-BASED ARTICLES HAVING HIGH RESISTANCE TO WEAR AND CORROSION IN SEMI-SOLID METALS[1999/35]
French:ARTICLES A BASE DE COBALT, PRODUITS DE LA METALLURGIE DES POUDRES, PRESENTANT UNE RESISTANCE ELEVEE A L'USURE ET A LA CORROSION DANS DES METAUX SEMI-SOLIDES[1999/35]
Entry into regional phase05.05.1999National basic fee paid 
05.05.1999Designation fee(s) paid 
05.05.1999Examination fee paid 
Examination procedure03.06.1998Request for preliminary examination filed
International Preliminary Examining Authority: EP
05.05.1999Examination requested  [1999/35]
23.04.2001Despatch of a communication from the examining division (Time limit: M04)
23.08.2001Reply to a communication from the examining division
30.11.2001Despatch of communication of intention to grant (Approval: Yes)
25.02.2002Communication of intention to grant the patent
07.05.2002Fee for grant paid
07.05.2002Fee for publishing/printing paid
Opposition(s)10.07.2003No opposition filed within time limit [2003/40]
Fees paidRenewal fee
05.05.1999Renewal fee patent year 03
20.10.2000Renewal fee patent year 04
22.11.2001Renewal fee patent year 05
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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  TooltipBE09.10.2002
NL09.10.2002
DK09.01.2003
[2007/17]
Former [2003/51]BE09.10.2002
NL09.10.2002
Former [2003/30]NL09.10.2002
Cited inInternational search[A]JPH08109405  ;
 [X]EP0466401  (LUCAS IND PLC [GB]) [X] 1,4-6 * Claims 1 and 3; Page 5, lines 25-45 *;
 [XY]  - KUMAR P., "Properties of P/M Stellite Alloy no. 6", PROG. POWDER METALL., (1986), no. 41, pages 415 - 437, XP002059744 [X] 1,4-6 * Abstract; Page 417, B; Table 2; Figure 2 * [Y] 2,3,8-36
 [Y]  - HAMIUDDIN M, "Development of wear resistant, strong and fully dense stellite by liquid phase sintering", POWDER METALLURGY INTERNATIONAL, 1987, WEST GERMANY, ISSN 0048-5012, vol. 19, no. 2, pages 22 - 26, XP002059745 [Y] 2,3,8-36 * Fig.3; Page 24, right col., 3rd paragraph; Conclusions *
 [A]  - BETTERIDGE W., Cobalt and its Alloys, GREAT BRITAIN, ELLIS HORWOOD, (1982), XP002059746 [A] 1-50 * Pages 119-125 *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19960830), vol. 096, no. 008, & JP08109405 A 19960430 (NIPPON STEEL CORP) [A] 1 * 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.