IP Library › Granted Patent US 6,650,406
Granted Patent Utility
US 6,650,406 · Confirmation No. 5599

POLARIZATION DEPENDENT LOSS MEASUREMENT IN PHOTONIC DEVICES

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2015-08-04 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-08-04 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-07-23 PA.. Power of Attorney 1 View
2015-07-23 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2015-07-23 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-09-22 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-09-22 LET. Miscellaneous Incoming Letter 1 View
2002-09-09 TRNA Transmittal of New Application 1 View
2002-09-09 SPEC Specification 8 View
2002-09-09 CLM Claims 5 View
2002-09-09 ABST Abstract 1 View
2002-09-09 DRW Drawings-only black and white line drawings 2 View
2002-09-09 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,650,406
App. No.
10/237,213
Filed
2002-09-09
Granted
2003-11-18
Examiner
NGUYEN, TU T
Art Unit
2877
PTA
0 days