F28G 15/10
Masks for delimiting area to be cleaned
F28G15/10 (Masks for delimiting area to be cleaned) appears on 3 US grants and 3 published applications in this corpus.
Search patents in F28G- Granted patents
- 3
- Published applications
- 3
- Assignees
- 2
- Inventors
- 5
- Latest grant
- 8 Apr 2025
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| Year | Granted patents | Published applications |
|---|---|---|
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year.
Recent patents
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- Method and device for emptying the floor of a black liquor recovery boiler19 Aug 2014US 8,808,461 B2Boildec Oy
- System and module for automatically washing and sterilizing heat exchanger of system air conditioner24 Mar 2022US 2022/0090870 A1
- Deep Cleaning Alignment Equipment13 Jun 2019US 2019/0178593 A1Precision Iceblast Corporation
- Method and device for emptying the floor of a black liquor recovery boiler29 Sep 2011US 2011/0232688 A1Boildec Oy
Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.