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App. No. 11/623,314 · Confirmation No. 4620

METHODS OF FORMING SPACER PATTERNS USING ASSIST LAYER FOR HIGH DENSITY SEMICONDUCTOR DEVICES

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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2008-08-21 1449 List of References cited by applicant and considered by examiner 3 View
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2008-01-07 892 List of references cited by examiner 1 View
2008-01-07 BIB Bibliographic Data Sheet 1 View
2008-01-07 FWCLM Index of Claims 1 View
2008-01-07 SRFW Search information including classification, databases and other search related notes 1 View
2008-01-05 SRNT Examiner's search strategy and results 1 View
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2007-04-06 SPEC Specification 1 View
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Quick Facts
App. No.
11/623,314
Filed
2007-01-15
Granted
2009-09-22
Pub. No.
US20080171428A1
Art Unit
2892
PTA
-105 days