F21L 26/00
Non-electric portable lighting devices, or systems thereof, not provided for in groups
Official title: Non-electric portable lighting devices, or systems thereof, not provided for in groups F21L17/00 - F21L23/00
F21L26/00 (Non-electric portable lighting devices, or systems thereof, not provided for in groups) appears on 5 US grants and 7 published applications in this corpus.
Search patents in F21L- Granted patents
- 5
- Published applications
- 7
- Assignees
- 7
- Inventors
- 12
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year.
Recent patents
- Reusable photoluminescent apparatus, methods, and systems15 Jul 2025US 12,359,117 B2Nyoka Design Corp.
- Combustible sky lantern and base frame thereof26 Nov 2019US 10,488,037 B2Tshu-Bi Co., Ltd.
- Portable collapsible biomass stove and lantern13 Jun 2017US 9,677,724 B2Adventures In Sustainability, LLC
- Apparatus and method for encapsulating tritium28 Feb 2017US 9,581,316 B2Cammenga Company, LLC
- Portable light source shade9 Nov 2010US 7,828,458 B2Gloshade Industries, Inc.
- Reusable photoluminescent apparatus, methods, and systems28 Nov 2024US 2024/0392182 A1Nyoka Design Corp.
- Combustible sky lantern and base frame thereof6 Jun 2019US 2019/0170343 A1Tshu-Bi Co., Ltd.
- Love Lite21 Jun 2018US 2018/0172241 A1
- Portable collapsible biomass stove and lantern25 Aug 2016US 2016/0245529 A1Adventures In Sustainability, LLC
- Apparatus and method for encapsulating tritium17 Jul 2014US 2014/0198485 A1Cammenga Company, LLC
Most cited
By later US patents