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Extract from the Register of European Patents

EP About this file: EP1990103

EP1990103 - Process for wafer backside polymer removal and wafer front side photoresist removal [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  29.04.2011
Database last updated on 22.05.2024
Most recent event   Tooltip29.04.2011Application deemed to be withdrawnpublished on 01.06.2011  [2011/22]
Applicant(s)For all designated states
Applied Materials, Inc.
3050 Bowers Avenue
Santa Clara, CA 95054 / US
[N/P]
Former [2008/46]For all designated states
Applied Materials, Inc.
3050 Bowers Avenue
Santa Clara, CA 95054 / US
Inventor(s)01 / Collins, Kenneth S.
7214 Glenview Drive
San Jose, CA 95120 / US
02 / Hanawa, Hiroji
696 Spruce Drive
Sunnyvale, CA 94086 / US
03 / Nguyen, Andrew
3148 Hostetter Road
San Jose, CA 95132 / US
04 / Rauf, Shahid
6167 Corte Padre
Pleasanton, CA 94566 / US
05 / Balakrishna, Ajit
555 E. Washington Avenue No. 301
Sunnyvale, CA 94086 / US
06 / Todorow, Valentin N.
2473 Emerson Street
Palo Alto, CA 94301 / US
07 / Ramaswamy, Kartik
1646 Tawnygate Way
San Jose, CA 95124 / US
08 / Salinas, Martin J.
591 N. Clover Avenue
San Jose, CA 95128 / US
09 / Yousif, Imad
2103 Wendover Lane
San Jose, CA 95121 / US
10 / Merry, Walter R.
982 West Iowa Avenue
Sunnyvale, CA 94086 / US
11 / Rui, Ying
896 Coolidge Avenue
Sunnyvale, CA 94086 / US
12 / Rice, Michael R.
1025 Via Di Salerno
Pleasanton, CA 94566 / US
 [2008/46]
Representative(s)Zimmermann & Partner Patentanwälte mbB
Postfach 330 920
80069 München / DE
[N/P]
Former [2008/46]Zimmermann & Partner
Isartorplatz 1
80331 München / DE
Application number, filing date08155806.607.05.2008
[2008/46]
Priority number, dateUS2007080140908.05.2007         Original published format: US 801409
[2008/46]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1990103
Date:12.11.2008
Language:EN
[2008/46]
Search report(s)(Supplementary) European search report - dispatched on:EP11.09.2008
ClassificationIPC:B08B7/00, H01J37/32, H01L21/00
[2008/46]
CPC:
B08B7/00 (EP,US); H01L21/3065 (KR); B08B7/0035 (EP,US);
H01J37/32357 (EP,US); H01J37/3244 (EP,US); H01L21/0206 (EP,US);
H01L21/02063 (EP,US); H01L21/0209 (EP,US); H01L21/304 (KR);
H01L21/67069 (EP,US); H01L21/67115 (EP,US); H01L21/68764 (EP,US) (-)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MT,   NL,   NO,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2008/46]
TitleGerman:Verfahren für Wafer-Rückseitenpolymerentfernung mithilfe einer Wafer-Voderseiten-Fotolackentfernung[2008/46]
English:Process for wafer backside polymer removal and wafer front side photoresist removal[2008/46]
French:Procédé pour l'élimination de polymère sur l'envers d'une tranche et suppression photosensible sur l'endroit de la tranche[2008/46]
Examination procedure05.11.2008Examination requested  [2009/16]
01.12.2010Application deemed to be withdrawn, date of legal effect  [2011/22]
07.01.2011Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time  [2011/22]
Fees paidPenalty fee
Additional fee for renewal fee
31.05.201003   M06   Not yet paid
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Documents cited:Search[A]US4892753  (WANG DAVID N [US], et al) [A] 1-15* claims 1,5 *;
 [A]EP0488393  (TOKYO ELECTRON LTD [JP]) [A] 1-15 * figure 2; claim 1 *;
 [A]US5858878  (TODA AKIHITO [JP]) [A] 1-15 * figure 2 *
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.