Carbon filament lamp array
US-10479111-B2 · Nov 19, 2019 · US
Mechanical Engineering · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F26B3/28 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 156 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 17 |
| 2017 | 8 |
| 2018 | 16 |
| 2019 | 19 |
| 2020 | 22 |
| 2021 | 14 |
| 2022 | 13 |
| 2023 | 6 |
| 2024 | 10 |
| 2025 | 13 |
| 2026 | 5 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10479111-B2 · Nov 19, 2019 · US
US-2019314872-A1 · Oct 17, 2019 · US
US-2019229324-A1 · Jul 25, 2019 · US
US-10281211-B2 · May 7, 2019 · US
US-2019126656-A1 · May 2, 2019 · US
US-10245616-B2 · Apr 2, 2019 · US
US-2018354276-A1 · Dec 13, 2018 · US
US-2018318876-A1 · Nov 8, 2018 · US
US-10118409-B2 · Nov 6, 2018 · US
US-10094613-B2 · Oct 9, 2018 · US
US-10086628-B1 · Oct 2, 2018 · US
US-10081198-B2 · Sep 25, 2018 · US
US-2018264848-A1 · Sep 20, 2018 · US
US-2018266764-A1 · Sep 20, 2018 · US
US-2018257983-A1 · Sep 13, 2018 · US
US-10076005-B2 · Sep 11, 2018 · US
US-2018229514-A1 · Aug 16, 2018 · US
US-2018209730-A1 · Jul 26, 2018 · US
US-2018202714-A1 · Jul 19, 2018 · US
US-9994049-B1 · Jun 12, 2018 · US
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