IP Library › Granted Patent US 6,455,019
Granted Patent Utility
US 6,455,019 · Confirmation No. 4670

A PROCESS FOR THE EXTRACTION OF COPPER FROM A SULPHIDE COPPER ORE OR CONCENTRATE

Inventor: David L. Jones
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2001-05-25 TRNA Transmittal of New Application 3 View
2001-05-25 SPEC Specification 10 View
2001-05-25 CLM Claims 3 View
2001-05-25 ABST Abstract 1 View
2001-05-25 DRW Drawings-only black and white line drawings 2 View
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Quick Facts
Patent No.
US 6,455,019
App. No.
09/866,027
Filed
2001-05-25
Granted
2002-09-24
Pub. No.
US20020004023A1
Art Unit
1754
PTA
-23 days