IP Library › Granted Patent US 6,711,245
Granted Patent Utility
US 6,711,245 · Confirmation No. 4913

METHOD AND APPARATUS FOR PROCESSING CALL PROGRESS OF A SERIAL COMMUNICATION DEVICE

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 Code Description Pages PDF
2013-08-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-08-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-07-31 PA.. Power of Attorney 1 View
2013-07-31 N417 Electronic Filing System Acknowledgment Receipt 2 View
2013-07-31 136A Authorization for Extension of Time all replies 1 View
2013-07-31 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2009-05-26 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2004-01-29 A.NA Amendment after Notice of Allowance (Rule 312) 1 View
2004-01-29 LET. Miscellaneous Incoming Letter 1 View
2004-01-29 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-03-15 TRNA Transmittal of New Application 6 View
2002-03-15 SPEC Specification 25 View
2002-03-15 CLM Claims 19 View
2002-03-15 ABST Abstract 1 View
2002-03-15 DRW Drawings-only black and white line drawings 14 View
2002-03-15 OATH Oath or Declaration filed 15 View
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Quick Facts
Patent No.
US 6,711,245
App. No.
10/099,582
Filed
2002-03-15
Granted
2004-03-23
Examiner
CHAN, WING F
Art Unit
2643
PTA
-55 days