IP Library Granted Patent US 6,643,058
Granted Patent Utility
US 6,643,058 · Confirmation No. 9720

PUMPING METHOD AND UNIT FOR OPTICAL AMPLIFIERS

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Code Description Pages PDF
2003-08-29 FRPR Certified Copy of Foreign Priority Application 66 View
2003-08-19 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-12-20 TRNA Transmittal of New Application 2 View
2001-12-20 SPEC Specification 38 View
2001-12-20 CLM Claims 7 View
2001-12-20 ABST Abstract 1 View
2001-12-20 DRW Drawings-only black and white line drawings 8 View
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Quick Facts
Patent No.
US 6,643,058
App. No.
10/027,105
Filed
2001-12-20
Granted
2003-11-04
Pub. No.
US20020163714A1
Art Unit
3663
PTA
-68 days