IP Library › Granted Patent US 6,621,458
Granted Patent Utility
US 6,621,458 · Confirmation No. 7657

COMBINATION LINEARLY POLARIZED AND QUADRIFILAR ANTENNA SHARING A COMMON GROUND PLANE

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2010-03-29 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-03-29 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-03-17 PA.. Power of Attorney 2 View
2010-03-17 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2010-03-17 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-07-07 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-07-07 LET. Miscellaneous Incoming Letter 1 View
2002-04-02 TRNA Transmittal of New Application 2 View
2002-04-02 SPEC Specification 10 View
2002-04-02 CLM Claims 4 View
2002-04-02 ABST Abstract 1 View
2002-04-02 DRW Drawings-only black and white line drawings 5 View
2002-04-02 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,621,458
App. No.
10/114,360
Filed
2002-04-02
Granted
2003-09-16
Examiner
HO, TAN
Art Unit
2821
PTA
0 days