Nippo Ltd.
Records under this name other than the patents Nippo Ltd. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 1 patents it holds.
Showing 1 to 10 of 10 · Back to Nippo Ltd.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,337,706 | Full automatic rice cooking apparatus Term ended Term ended Sep 10, 2023 · From the USPTO record | Term ended | Term ended Sep 10, 2023 | From the USPTO record |
| US 7,871,534 | Method for dust-preventive treatment of material having dusting property Lapsed on the fee record Ended Jan 18, 2023 · From the USPTO record | Lapsed on the fee record | Ended Jan 18, 2023 | From the USPTO record |
| US 8,608,455 | Fluid rotary machine Lapsed on the fee record Ended Dec 17, 2021 · From the USPTO record | Lapsed on the fee record | Ended Dec 17, 2021 | From the USPTO record |
| US 4,448,567 | Method for installing lines, pipes or cables underground Formerly held Term ended Term ended no later than May 15, 2004 · Low confidence | Term ended | Term ended no later than May 15, 2004 | Low confidence |
| US 5,819,519 | Spinning ring Term ended Term ended no later than Oct 13, 2018 · Low confidence | Term ended | Term ended no later than Oct 13, 2018 | Low confidence |
| US 5,829,239 | Spinning ring structure Term ended Term ended no later than Nov 3, 2018 · Low confidence | Term ended | Term ended no later than Nov 3, 2018 | Low confidence |
| US 5,856,599 | Process for continuously preparing oil from waste plastics and apparatus therefor Formerly held Term ended Term ended no later than Jan 5, 2019 · Low confidence | Term ended | Term ended no later than Jan 5, 2019 | Low confidence |
| US 5,881,546 | Spinning ring Term ended Term ended no later than Mar 16, 2019 · Low confidence | Term ended | Term ended no later than Mar 16, 2019 | Low confidence |
| US 5,918,454 | Spinning ring structure with an aerodynamic brake member Term ended Term ended no later than Jul 6, 2019 · Low confidence | Term ended | Term ended no later than Jul 6, 2019 | Low confidence |
| US 5,970,698 | Rotary spinning ring structure Term ended Term ended no later than Oct 26, 2019 · Low confidence | Term ended | Term ended no later than Oct 26, 2019 | Low confidence |