IP Library › Granted Patent US 6,678,260
Granted Patent Utility
US 6,678,260 · Confirmation No. 7609

SYSTEM AND METHOD FOR MAINTAINING WIRELESS CHANNELS OVER A REVERSE LINK OF A CDMA WIRELESS COMMUNICATION SYSTEM

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2013-03-28 C.AD Change of Address 1 View
2013-03-28 N417 Electronic Filing System Acknowledgment Receipt 2 View
2013-01-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-01-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-01-04 PA.. Power of Attorney 2 View
2013-01-04 N417 Electronic Filing System Acknowledgment Receipt 2 View
2013-01-04 PA.. Power of Attorney 2 View
2013-01-04 N417 Electronic Filing System Acknowledgment Receipt 2 View
2008-05-13 PA.. Power of Attorney 1 View
2008-05-13 N417 Electronic Filing System Acknowledgment Receipt 2 View
2008-05-13 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2005-01-25 COCOUT Certificate of Correction - Post Issue Communication 1 View
2003-10-09 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-10-06 OATH Oath or Declaration filed 3 View
2003-09-29 A.NA Amendment after Notice of Allowance (Rule 312) 1 View
2003-09-29 REM Applicant Arguments/Remarks Made in an Amendment 14 View
2003-09-24 PA.. Power of Attorney 5 View
2001-11-29 TRNA Transmittal of New Application 3 View
2001-11-29 SPEC Specification 16 View
2001-11-29 CLM Claims 7 View
2001-11-29 ABST Abstract 1 View
2001-11-29 DRW Drawings-only black and white line drawings 5 View
2001-11-29 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,678,260
App. No.
09/997,621
Filed
2001-11-29
Granted
2004-01-13
Pub. No.
US20020054581A1
Art Unit
2667
PTA
-112 days