IP Library › Granted Patent US 6,552,631
Granted Patent Utility
US 6,552,631 · Confirmation No. 3544

RESONATOR-TYPE SAW FILTER WITH INDEPENDENT GROUND PATTERNS FOR INTERDIGITAL TRANSDUCERS AND REFLECTORS

Inventor: Ou Hok Huor
Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2012-05-11 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-05-11 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-05-07 C.AD Change of Address 2 View
2012-05-07 PA.. Power of Attorney 2 View
2012-05-07 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-05-07 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2012-05-07 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2001-03-22 TRNA Transmittal of New Application 1 View
2001-03-22 SPEC Specification 14 View
2001-03-22 CLM Claims 2 View
2001-03-22 ABST Abstract 1 View
2001-03-22 DRW Drawings-only black and white line drawings 15 View
2001-03-22 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,552,631
App. No.
09/814,029
Filed
2001-03-22
Granted
2003-04-22
Pub. No.
US20020000897A1
Art Unit
2817
PTA
0 days