IP Library › Granted Patent US 6,697,547
Granted Patent Utility Small
US 6,697,547 · Confirmation No. 9112

WAVELENGTH POWER EQUALIZATION BY ATTENUATION IN AN OPTICAL SWITCH

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2020-04-17 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2020-04-17 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2020-04-13 PA.. Power of Attorney 1 View
2020-04-13 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2020-04-13 N417 Electronic Filing System Acknowledgment Receipt 2 View
2019-04-09 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-04-09 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-04-04 PA.. Power of Attorney 1 View
2019-04-04 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2019-04-04 N417 Electronic Filing System Acknowledgment Receipt 2 View
2014-03-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-03-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-02-26 PA.. Power of Attorney 1 View
2014-02-26 MFEE.C.AD Maintenance Fee Address Change 2 View
2014-02-26 SES.REQ Assertion of entitlement to small entity status 1 View
2014-02-26 N417 Electronic Filing System Acknowledgment Receipt 2 View
2014-02-26 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2003-12-16 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-05-14 TRNA Transmittal of New Application 2 View
2001-05-14 SPEC Specification 24 View
2001-05-14 CLM Claims 6 View
2001-05-14 ABST Abstract 1 View
2001-05-14 DRW Drawings-only black and white line drawings 11 View
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Quick Facts
Patent No.
US 6,697,547
App. No.
09/855,765
Filed
2001-05-14
Granted
2004-02-24
Pub. No.
US20020168131A1
Art Unit
2882
PTA
-30 days