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Extract from the Register of European Patents

EP About this file: EP0573911

EP0573911 - Method for depositing silicon oxide films of improved properties [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.08.2002
Database last updated on 28.06.2024
Most recent event   Tooltip09.08.2002No opposition filed within time limitpublished on 25.09.2002  [2002/39]
Applicant(s)For all designated states
Applied Materials, Inc.
P.O. Box 58039
M/S 0934
3050 Bowers Avenue
Santa Clara, California 95052-8039 / US
[N/P]
Former [2001/40]For all designated states
APPLIED MATERIALS, INC.
P.O. Box 58039, M/S 0934, 3050 Bowers Avenue
Santa Clara, California 95052-8039 / US
Former [1993/50]For all designated states
APPLIED MATERIALS, INC.
P.O. Box 58039 3050 Bowers Avenue
Santa Clara California 95052-8039 / US
Inventor(s)01 / Nguyen, Bang
4456 Bush Circle
Fremont, California 94538 / US
02 / Yieh, Ellie
12 Shamrock Court
Millbrae, California 94030 / US
03 / Galiano, Maria
1516 Ambergrove Drive
San Jose, California 95131 / US
[1993/50]
Representative(s)Kahler, Kurt
Patentanwälte Kahler, Käck, Fiener Vorderer Anger 268
86899 Landsberg / DE
[N/P]
Former [1996/51]Kahler, Kurt, Dipl.-Ing.
Patentanwälte Kahler, Käck, Fiener et col., Vorderer Anger 268
86899 Landsberg/Lech / DE
Former [1993/50]Kahler, Kurt, Dipl.-Ing.
Patentanwälte Kahler, Käck, Fiener & Sturm P.O. Box 12 49
D-87712 Mindelheim / DE
Application number, filing date93109008.804.06.1993
[1993/50]
Priority number, dateUS1992089629610.06.1992         Original published format: US 896296
[1993/50]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0573911
Date:15.12.1993
Language:EN
[1993/50]
Type: A3 Search report 
No.:EP0573911
Date:15.02.1995
Language:EN
[1995/07]
Type: B1 Patent specification 
No.:EP0573911
Date:04.10.2001
Language:EN
[2001/40]
Search report(s)(Supplementary) European search report - dispatched on:EP21.12.1994
ClassificationIPC:H01L21/314, H01L21/316
[1993/50]
CPC:
C23C16/402 (EP,US); H01L21/31 (KR); H01L21/02164 (EP,US);
C23C16/452 (EP,US); H01L21/02271 (EP,US); H01L21/02304 (EP,US);
H01L21/3144 (US); H01L21/31612 (US); H01L21/0217 (EP);
H01L21/02211 (EP); H01L21/02274 (EP) (-)
Designated contracting statesDE,   FR,   GB [1993/50]
TitleGerman:Verfahren zum Auftragen von Silizium-Oxid-Schichten mit verbesserten Eigenschaften[1993/50]
English:Method for depositing silicon oxide films of improved properties[1993/50]
French:Procédé de dépôt de couches d'oxyde de silicium à caractéristiques améliorées[1993/50]
Examination procedure16.08.1995Examination requested  [1995/41]
07.08.1996Despatch of a communication from the examining division (Time limit: M04)
22.10.1996Reply to a communication from the examining division
21.07.1997Despatch of a communication from the examining division (Time limit: M06)
30.01.1998Reply to a communication from the examining division
10.08.2000Despatch of communication of intention to grant (Approval: Yes)
06.02.2001Communication of intention to grant the patent
10.05.2001Fee for grant paid
10.05.2001Fee for publishing/printing paid
Opposition(s)05.07.2002No opposition filed within time limit [2002/39]
Fees paidRenewal fee
30.06.1995Renewal fee patent year 03
27.06.1996Renewal fee patent year 04
30.06.1997Renewal fee patent year 05
29.06.1998Renewal fee patent year 06
28.06.1999Renewal fee patent year 07
30.06.2000Renewal fee patent year 08
29.06.2001Renewal fee patent year 09
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Documents cited:Search[A]US4510172  (RAY ASIT K [US]);
 [A]US4956312  (VAN LAARHOVEN JOSEPHUS M F G [NL]);
 [A]US5040046  (CHHABRA NAVJOT [US], et al);
 [X]DE4118165  (MITSUBISHI ELECTRIC CORP [JP]) [X] 1-5,11,12,14-17 * the whole document *;
 [A]US5120680  (FOO PANG-DOW [US], et al);
 [A]  - K.FUJINO, "dependence of deposition rate on base materials", PROCEEDINGS 7-TH INTERN. IEEE VLSI MULTILEVEL INTERCONNECTION CONFERENCE, SANTA CLARA,CA, (19900612), doi:doi:10.1109/VMIC.1990.127864, pages 187 - 193, XP002141271 [A] 1,10,11,17 * the whole document *

DOI:   http://dx.doi.org/10.1109/VMIC.1990.127864
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.