Sunpreme, Ltd.
Records under this name other than patents Sunpreme, Ltd. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 7 of 7 · Back to Sunpreme, Ltd.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,960,644 | Low-Cost Multi-Junction Solar Cells and Methods for Their Production Lapsed on the fee record Ended Jun 14, 2023 · High confidence | Lapsed on the fee record | Ended Jun 14, 2023 | High confidence |
| US 7,956,283 | Low-Cost Solar Cells and Methods for Their Production Lapsed on the fee record Ended Jun 7, 2023 · High confidence | Lapsed on the fee record | Ended Jun 7, 2023 | High confidence |
| US 7,951,640 | Low-Cost Multi-Junction Solar Cells and Methods for Their Production Lapsed on the fee record Ended May 31, 2023 · High confidence | Lapsed on the fee record | Ended May 31, 2023 | High confidence |
| US 9,876,135 | Method for Forming Copper Metallization Over Tco of Solar Cells Lapsed on the fee record Ended Jan 23, 2022 · High confidence | Lapsed on the fee record | Ended Jan 23, 2022 | High confidence |
| US 9,577,140 | Low-Cost Solar Cell Metallization Over Tco and Methods of Their Fabrication Lapsed on the fee record Ended Feb 21, 2021 · High confidence | Lapsed on the fee record | Ended Feb 21, 2021 | High confidence |
| US 8,084,683 | Low-Cost Multi-Junction Solar Cells and Methods for Their Production Lapsed on the fee record Ended Dec 27, 2019 · High confidence | Lapsed on the fee record | Ended Dec 27, 2019 | High confidence |
| US 8,796,066 | Low-Cost Solar Cells and Methods for Fabricating Low Cost Substrates for Solar Cells Lapsed on the fee record Ended Aug 5, 2018 · Low confidence | Lapsed on the fee record | Ended Aug 5, 2018 | Low confidence |