IP Library › Granted Patent US 6,667,673
Granted Patent Utility PCT National Stage
US 6,667,673 · Confirmation No. 2557

DUAL-MODE SURFACE WAVE FILTER WITH ENHANCED SYMMETRY AND OPTIONALLY ENHANCED STOP-BAND ATTENUATION

Inventor: Georg Strauss
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2017-10-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-10-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-10-02 PA.. Power of Attorney 1 View
2017-10-02 N417 Electronic Filing System Acknowledgment Receipt 2 View
2017-10-02 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2003-10-27 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-02-19 LET. Miscellaneous Incoming Letter 87 View
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Quick Facts
Patent No.
US 6,667,673
App. No.
10/049,954
Filed
2002-02-19
Granted
2003-12-23
Art Unit
2817
PTA
0 days