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Extract from the Register of European Patents

EP About this file: EP0275052

EP0275052 - Method for making a ceramic multilayer structure having internal copper conductors [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.01.1995
Database last updated on 24.08.2024
Most recent event   Tooltip23.11.2007Lapse of the patent in a contracting statepublished on 26.12.2007  [2007/52]
Applicant(s)For all designated states
TAM CERAMICS, INC.
P.O. Box 67, 4511 Hyde Park Boulevard
Niagara Falls, NY 14305-0067 / US
[1992/36]
Former [1989/35]For all designated states
E.I. DU PONT DE NEMOURS AND COMPANY
1007 Market Street
Wilmington Delaware 19898 / US
Former [1988/29]For all designated states
E.I. DU PONT DE NEMOURS AND COMPANY
Barley Plaza, Building 17, P.O. Box 80017
Wilmington, DE 19880-0017 / US
Inventor(s)01 / Burn, Ian
9 Pierson Drive, Rd 1
Hockessin Delaware 19707 / US
[1988/29]
Representative(s)dompatent von Kreisler Selting Werner - Partnerschaft von Patent- und Rechtsanwälten mbB
Deichmannhaus am Dom
Bahnhofsvorplatz 1
50667 Köln / DE
[N/P]
Former [1994/11]von Kreisler, Alek, Dipl.-Chem., et al
Patentanwälte von Kreisler-Selting-Werner Postfach 10 22 41
D-50462 Köln / DE
Former [1992/39]von Kreisler, Alek, Dipl.-Chem.
Patentanwälte von Kreisler-Selting-Werner Postfach 10 22 41
D-50462 Köln / DE
Former [1992/36]Low, Peter John
Wilson, Gunn, M'Caw & Co., 41-51 Royal Exchange, Cross Street
Manchester, M2 7BD / GB
Former [1988/29]von Kreisler, Alek, Dipl.-Chem.
Patentanwälte von Kreisler-Selting-Werner Postfach 10 22 41
D-50462 Köln / DE
Application number, filing date88100203.409.01.1988
[1988/29]
Priority number, dateUS1987000325913.01.1987         Original published format: US 3259
[1988/29]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0275052
Date:20.07.1988
Language:EN
[1988/29]
Type: A3 Search report 
No.:EP0275052
Date:01.08.1990
Language:EN
[1990/31]
Type: B1 Patent specification 
No.:EP0275052
Date:16.03.1994
Language:EN
[1994/11]
Search report(s)(Supplementary) European search report - dispatched on:EP12.06.1990
ClassificationIPC:C04B41/90, H05K3/12, H01G4/12, B32B18/00
[1988/29]
CPC:
H05K3/4667 (EP,US); H01G4/12 (KR); B22F1/10 (EP,KR,US);
B32B18/00 (EP,US); C04B35/634 (EP,US); C04B35/63424 (EP,US);
C04B35/638 (EP,US); C04B41/5127 (EP,US); C04B41/5188 (EP,US);
H01G4/0085 (EP,US); H01L21/4867 (EP,US); H05K3/1291 (EP,US);
C04B2111/00844 (EP,US); C04B2235/656 (EP,US); C04B2235/6567 (EP,US);
C04B2235/6582 (EP,US); C04B2235/661 (EP,US); C04B2237/02 (EP,US);
C04B2237/32 (EP,US); C04B2237/346 (EP,US); C04B2237/525 (EP,US);
C04B2237/704 (EP,US); H05K1/0306 (EP,US); H05K1/092 (EP,US);
H05K2203/086 (EP,US); H05K2203/1126 (EP,US); Y10S428/901 (EP,US);
Y10T428/24917 (EP,US); Y10T428/24926 (EP,US) (-)
C-Set:
C04B41/5127, C04B41/4505, C04B41/4572, C04B41/4578, C04B41/4578 (EP,US)
Designated contracting statesBE,   CH,   DE,   FR,   GB,   IT,   LI,   LU,   NL [1988/29]
TitleGerman:Verfahren zur Herstellung eines keramischen Mehrschichtkörpers mit inneren Kupferteilen[1988/29]
English:Method for making a ceramic multilayer structure having internal copper conductors[1988/29]
French:Procédé pour la fabrication d'un corps multicouche en céramique ayant des conducteurs internes en cuivre[1988/29]
Examination procedure30.08.1990Examination requested  [1990/43]
05.08.1991Despatch of a communication from the examining division (Time limit: M06)
07.02.1992Reply to a communication from the examining division
05.03.1992Despatch of a communication from the examining division (Time limit: M08)
23.10.1992Reply to a communication from the examining division
13.11.1992Despatch of a communication from the examining division (Time limit: M06)
15.05.1993Reply to a communication from the examining division
05.07.1993Despatch of communication of intention to grant (Approval: Yes)
01.09.1993Communication of intention to grant the patent
16.11.1993Fee for grant paid
16.11.1993Fee for publishing/printing paid
Opposition(s)17.12.1994No opposition filed within time limit [1995/10]
Fees paidRenewal fee
26.01.1990Renewal fee patent year 03
21.12.1990Renewal fee patent year 04
25.01.1992Renewal fee patent year 05
26.01.1993Renewal fee patent year 06
31.12.1993Renewal fee patent year 07
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Lapses during opposition  TooltipBE16.03.1994
CH16.03.1994
IT16.03.1994
LI16.03.1994
[2007/52]
Former [1999/42]BE16.03.1994
CH16.03.1994
IT16.03.1994
LI16.03.1994
Former [1995/11]BE16.03.1994
CH16.03.1994
LI16.03.1994
Former [1994/48]CH16.03.1994
LI16.03.1994
Documents cited:Search[Y]US3407081  (BALLARD KERMIT H);
 [A]US3717487  (HURLEY T, et al);
 [YD]EP0163478  (NGK INSULATORS LTD [JP]);
 [Y]US4567542  (SHIMADA YUZO [JP], et al);
 [Y]FR2571545  (THOMSON CSF [FR]);
 [X]EP0186114  (DU PONT [US]);
 [AD]US4612600  (HODGKINS CHARLES E [US])
 [A]  - IEEE TRANSACTIONS ON COMPONENTS, HYBRIDS MANUFACTURING TECHNOLOGY, vol. CHMT-6, no. 2, June 1983, pages 150-153, IEEE, New York, US; W.E. DOUGHERTY et al.: "An alternate method of fabricating multilayer-multichip ceramic substrates"
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.