IP Library › Granted Patent US 6,704,487
Granted Patent Utility
US 6,704,487 · Confirmation No. 4317

METHOD AND SYSTEM FOR REDUCING DN/DT BIREFRINGENCE IN A THERMO-OPTIC PLC DEVICE

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 Code Description Pages PDF
2004-01-09 IFEE Issue Fee Payment (PTO-85B) 3 View
2004-01-09 LET. Miscellaneous Incoming Letter 1 View
2004-01-09 DRW Drawings-only black and white line drawings 10 View
2001-08-10 TRNA Transmittal of New Application 2 View
2001-08-10 SPEC Specification 18 View
2001-08-10 CLM Claims 4 View
2001-08-10 ABST Abstract 1 View
2001-08-10 DRW Drawings-only black and white line drawings 8 View
2001-08-10 OATH Oath or Declaration filed 4 View
2001-08-10 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,704,487
App. No.
09/927,256
Filed
2001-08-10
Granted
2004-03-09
Pub. No.
US20030031445A1
Art Unit
2839
PTA
-157 days