IP Library › Patent Application 09974704
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App. No. 09/974,704 · Confirmation No. 7970

STABLE METAL-SAFE STRIPPER FOR REMOVING CURED NEGATIVE-TONE NOVOLAK AND ACRYLIC PHOTORESISTS AND POST-ETCH RESIDUE

Inventor: John Cleaon Moore
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2001-10-09 TRNA Transmittal of New Application 3 View
2001-10-09 SPEC Specification 3 View
2001-10-09 SPEC Specification 3 View
2001-10-09 SPEC Specification 3 View
2001-10-09 SPEC Specification 3 View
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Quick Facts
App. No.
09/974,704
Filed
2001-10-09
Granted
2003-04-22
Art Unit
1751
PTA
0 days