IP Library › Granted Patent US 6,781,701
Granted Patent Utility
US 6,781,701 · Confirmation No. 2475

METHOD AND APPARATUS FOR MEASURING OPTICAL PHASE AND AMPLITUDE

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 Code Description Pages PDF
2021-08-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2021-08-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2021-08-09 PA.. Power of Attorney 3 View
2021-08-09 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2021-08-09 C.AD Change of Address 2 View
2021-08-09 N417 Electronic Filing System Acknowledgment Receipt 2 View
2021-08-09 MFEE.C.AD Maintenance Fee Address Change 2 View
2004-07-15 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-04-05 TRNA Transmittal of New Application 6 View
2002-04-05 SPEC Specification 22 View
2002-04-05 CLM Claims 5 View
2002-04-05 ABST Abstract 1 View
2002-04-05 DRW Drawings-only black and white line drawings 4 View
2002-04-05 OATH Oath or Declaration filed 5 View
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Quick Facts
Patent No.
US 6,781,701
App. No.
10/116,794
Filed
2002-04-05
Granted
2004-08-24
Art Unit
2877
PTA
-5 days