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Extract from the Register of European Patents

EP About this file: EP0460726

EP0460726 - Formation of potassium tantalate niobate thin films by metallorganic deposition [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  14.12.1994
Database last updated on 03.10.2024
Most recent event   Tooltip14.12.1994Refusal of applicationpublished on 01.02.1995 [1995/05]
Applicant(s)For all designated states
GENERAL MOTORS CORPORATION
General Motors Building 3044 West Grand Boulevard Detroit
Michigan 48202 / US
[N/P]
Former [1991/50]For all designated states
GENERAL MOTORS CORPORATION
General Motors Building 3044 West Grand Boulevard
Detroit Michigan 48202 / US
Inventor(s)01 / Micheli, Adolph Louis
38900 Elmite
Mt. Clemens, MI 48045 / US
02 / Schubring, Norman William
2723 Avonhurst Drive
Troy, MI 48084 / US
03 / Mantese, Joseph Vito
3255 Wolverine
Troy, MI 46083 / US
04 / Catalan, Antonio Buddy
3658 Merrimac
Sterling Heights, MI 4831D / US
[1991/50]
Representative(s)Denton, Michael John, et al
Delphi France SAS
Bât. le Raspail - ZAC Paris Nord 2
22, avenue des Nations
CS 65059 Villepinte
95972 Roissy CDG Cedex / FR
[N/P]
Former [1991/50]Haines, Arthur Donald, et al
Patent Section 1st Floor Gideon House 28 Chapel Street
Luton, Bedfordshire LU1 2SE / GB
Application number, filing date91201165.715.05.1991
[1991/50]
Priority number, dateUS1990053321304.06.1990         Original published format: US 533213
[1991/50]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0460726
Date:11.12.1991
Language:EN
[1991/50]
Search report(s)(Supplementary) European search report - dispatched on:EP03.09.1991
ClassificationIPC:C23C18/12
[1991/50]
CPC:
C23C18/1216 (EP); C23C18/1225 (EP); C23C18/1279 (EP);
H10N15/15 (EP)
Designated contracting statesDE,   FR,   GB [1991/50]
TitleGerman:Bildung von Kalium-Tantalat-Niobat enthaltenden dünnen Schichten durch metallorganische Aufbringung[1991/50]
English:Formation of potassium tantalate niobate thin films by metallorganic deposition[1991/50]
French:Formation de films minces de tantalate niobate de potassium par dépôt à partir d'un composé organométallique[1991/50]
File destroyed:15.01.2000
Examination procedure27.12.1991Examination requested  [1992/09]
12.10.1993Despatch of a communication from the examining division (Time limit: M04)
22.01.1994Reply to a communication from the examining division
16.03.1994Despatch of communication of intention to grant (Approval: )
02.09.1994Despatch of communication that the application is refused, reason: formalities examination [1995/05]
12.09.1994Application refused, date of legal effect [1995/05]
Fees paidRenewal fee
06.04.1993Renewal fee patent year 03
18.04.1994Renewal fee patent year 04
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Documents cited:Search[A]US3047424  (SUCHOFF LYDIA A);
 [A]US3293557  (DENTON RICHARD T);
 [A]FR2498817  (SOLAREX CORP [US])
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.