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App. No. 09/996,715 · Confirmation No. 3696

SWITCHING APPARATUS HAVING FUNCTION FOR PROCESSING MALICIOUS CALL AND OPERATING METHOD OF THE SAME

Inventor: Joung-Kyu Won
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2004-05-18 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-05-06 A.NA Amendment after Notice of Allowance (Rule 312) 1 View
2004-05-06 CLM Claims 10 View
2004-05-06 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2004-05-05 A.NA Amendment after Notice of Allowance (Rule 312) 4 View
2004-05-05 CLM Claims 2 View
2004-05-05 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2001-11-30 TRNA Transmittal of New Application 2 View
2001-11-30 SPEC Specification 25 View
2001-11-30 CLM Claims 9 View
2001-11-30 ABST Abstract 1 View
2001-11-30 DRW Drawings-only black and white line drawings 5 View
2001-11-30 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
09/996,715
Filed
2001-11-30
Granted
2004-10-19
Pub. No.
US20020067809A1
Art Unit
2645
PTA
-98 days