Lamp bracket and bracket-type uv fluorescent lamp
US-2021356102-A1 · Nov 18, 2021 · US
of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps
of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F21V19/008 |
| Official title | {of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps} |
| Display label | of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps |
| Total patents | 77 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 9 |
| 2017 | 19 |
| 2018 | 6 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 6 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 6 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lighting fixture
US-11131447-B2 · Sep 28, 2021 · US
Adaptor, light source device, and lighting apparatus
US-10976040-B2 · Apr 13, 2021 · US
Tubular LED Fixture
US-2020332988-A1 · Oct 22, 2020 · US
Light tube and power supply circuit
US-2020248878-A1 · Aug 6, 2020 · US
Line source sweeping light fixture
US-10663122-B1 · May 26, 2020 · US
Light tube and power supply circuit
US-10557593-B2 · Feb 11, 2020 · US
Linear light fixture interconnect with anti-snaking feature
US-10436424-B2 · Oct 8, 2019 · US
Lighting device with socket connector positioning light source apart from housing
US-10408425-B2 · Sep 10, 2019 · US
Adaptor, light source device, and lighting apparatus
US-2019086068-A1 · Mar 21, 2019 · US
Lampholder and luminaire
US-10190731-B2 · Jan 29, 2019 · US
Light tube and power supply circuit
US-2019024850-A1 · Jan 24, 2019 · US
Light tube and power supply circuit
US-10054270-B2 · Aug 21, 2018 · US
Lamp system
US-10006593-B2 · Jun 26, 2018 · US
Linear light fixture interconnect with anti-snaking feature
US-2018135836-A1 · May 17, 2018 · US
Light tube and power supply circuit
US-9970601-B2 · May 15, 2018 · US
Light tube and power supply circuit
US-2018087725-A1 · Mar 29, 2018 · US
Light emitting module and illuminating instrument using same
US-9863617-B2 · Jan 9, 2018 · US
Light tube and power supply circuit
US-9803806-B2 · Oct 31, 2017 · US
Light emitting module connector arrangement
US-2017307173-A1 · Oct 26, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F21V19/008?
- CPC F21V19/008 is the Cooperative Patent Classification code for “of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps.”
- How many patents are filed under CPC F21V19/008 (of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC F21V19/008 growing?
- Publication counts under this code: 6 in 2024 vs 4 in 2025 (latest complete years).