LeaRonal Japan Inc.
Records under this name other than patents LeaRonal Japan Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 4 of 4 · Back to LeaRonal Japan Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,287,371 | Non-electrolytic gold plating liquid and non-electrolytic gold plating method using same Term ended Term ended Nov 4, 2019 · From the USPTO record | Term ended | Term ended Nov 4, 2019 | From the USPTO record |
| US 5,302,256 | Immersion tin/lead alloy plating bath Term ended Term ended no later than Apr 12, 2014 · Low confidence | Term ended | Term ended no later than Apr 12, 2014 | Low confidence |
| US 5,454,930 | Electrolytic copper plating using a reducing agent Term ended Term ended no later than Oct 3, 2015 · Low confidence | Term ended | Term ended no later than Oct 3, 2015 | Low confidence |
| US 5,871,631 | Acidic tin-plating bath and additive therefor Formerly held Term ended Term ended no later than Feb 16, 2019 · Low confidence | Term ended | Term ended no later than Feb 16, 2019 | Low confidence |