IP Library › Granted Patent US 6,469,824
Granted Patent Utility
US 6,469,824 · Confirmation No. 5953

BI-DIRECTIONAL PUMPED OPTICAL FIBER AMPLIFIER WITH FAULT DETECTION MEANS AND NOVEL PUMP CONTROL

Inventor: Akira Sasaki
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2012-06-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-06-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-06-12 PA.. Power of Attorney 1 View
2012-06-12 LET. Miscellaneous Incoming Letter 1 View
2012-06-12 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-06-12 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2001-02-02 TRNA Transmittal of New Application 1 View
2001-02-02 SPEC Specification 22 View
2001-02-02 CLM Claims 4 View
2001-02-02 ABST Abstract 1 View
2001-02-02 DRW Drawings-only black and white line drawings 3 View
2001-02-02 OATH Oath or Declaration filed 3 View
2001-02-02 TRNA Transmittal of New Application 1 View
2001-02-02 SPEC Specification 22 View
2001-02-02 CLM Claims 4 View
2001-02-02 ABST Abstract 1 View
2001-02-02 DRW Drawings-only black and white line drawings 3 View
2001-02-02 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,469,824
App. No.
09/773,491
Filed
2001-02-02
Granted
2002-10-22
Pub. No.
US20010050806A1
Art Unit
3663
PTA
0 days