IP Library › Patent Application 09622458
Patent Application Utility PCT National Stage
App. No. 09/622,458 · Confirmation No. 6467

HETEROCYCLIC-RING CONDENSED BENZOTHIAZINE COMPOUND

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2001-01-04 ABST Abstract 1 View
2001-01-04 LET. Miscellaneous Incoming Letter 90 View
2001-01-04 ABST Abstract 1 View
2001-01-04 LET. Miscellaneous Incoming Letter 90 View
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Quick Facts
App. No.
09/622,458
Filed
2001-01-04
Granted
2003-06-24
Examiner
KIFLE, BRUCK
Art Unit
1624
PTA
0 days