IP Library › Granted Patent US 6,823,190
Granted Patent Utility
US 6,823,190 · Confirmation No. 9612

SYSTEM AND METHOD TO ANONYMOUSLY TEST FOR PROXIMITY OF MOBILE USERS WITHOUT REVEALING INDIVIDUAL PHASE SPACE COORDINATES

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2009-06-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-06-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2007-01-26 C.AD Change of Address 1 View
2007-01-26 C.AD Change of Address 1 View
2007-01-26 N417 Electronic Filing System Acknowledgment Receipt 2 View
2004-10-14 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-12-03 TRNA Transmittal of New Application 10 View
2002-12-03 ADS Application Data Sheet 2 View
2002-12-03 SPEC Specification 14 View
2002-12-03 CLM Claims 4 View
2002-12-03 ABST Abstract 2 View
2002-12-03 DRW Drawings-only black and white line drawings 16 View
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Quick Facts
Patent No.
US 6,823,190
App. No.
10/065,949
Filed
2002-12-03
Granted
2004-11-23
Pub. No.
US20040198373A1
Examiner
LE, DUY K
Art Unit
2685
PTA
0 days