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App. No. 10/140,201 · Confirmation No. 6301

OPTICAL WAVEGUIDE AND METHOD FOR CREATING AN ASYMMETRICAL OPTICAL FILTER DEVICE

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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2004-11-10 CTFR Final Rejection 8 View
2004-11-10 892 List of references cited by examiner 1 View
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Quick Facts
App. No.
10/140,201
Filed
2002-05-08
Granted
2006-04-25
Pub. No.
US20020186944A1
Examiner
DONG, DALEI
Art Unit
2879
PTA
-32 days