System, Apparatus, and Methods for Adjustable Focal Length Light
US-2021404634-A1 · Dec 30, 2021 · US
applied to portable lighting devices
applied to portable lighting devices · 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 | F21V5/006 |
| Official title | {applied to portable lighting devices} |
| Display label | applied to portable lighting devices |
| Total patents | 90 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 9 |
| 2017 | 6 |
| 2018 | 7 |
| 2019 | 10 |
| 2020 | 15 |
| 2021 | 9 |
| 2022 | 2 |
| 2023 | 8 |
| 2024 | 8 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Portable lighting device with an illuminated indicia
US-11156330-B2 · Oct 26, 2021 · US
Portable lantern light with multiple operating modes
US-2021282239-A1 · Sep 9, 2021 · US
Portable lighting device with an illuminated indicia
US-2021172574-A1 · Jun 10, 2021 · US
System, Apparatus, and Methods for Adjustable Focal Length Light
US-2021080080-A1 · Mar 18, 2021 · US
Portable lantern light with multiple operating modes
US-10914433-B2 · Feb 9, 2021 · US
Portable light providing plural beams of laser light
US-10837609-B2 · Nov 17, 2020 · US
LED lighting element and method of manufacturing the same
US-10801693-B1 · Oct 13, 2020 · US
Dielectric collimator with a rejecting center lens
US-10794565-B2 · Oct 6, 2020 · US
Portable computer battery indicator
US-10777857-B2 · Sep 15, 2020 · US
Portable lantern light with multiple operating modes
US-2020224835-A1 · Jul 16, 2020 · US
LED lighting element and method of manufacturing same
US-10690316-B1 · Jun 23, 2020 · US
Underwater lights with port windows including lens features for providing tailored output beams
US-10627076-B2 · Apr 21, 2020 · US
Color changing cover for an electronic device
US-10612768-B2 · Apr 7, 2020 · US
Multi-function focusing flashlight
US-10605417-B2 · Mar 31, 2020 · US
Rechargeable flashlight
US-10605418-B2 · Mar 31, 2020 · US
Portable lantern light with multiple operating modes
US-10598319-B2 · Mar 24, 2020 · US
A dielectric collimator with a rejecting center lens
US-2020041097-A1 · Feb 6, 2020 · US
Rechargeable flashlight
US-2020032969-A1 · Jan 30, 2020 · US
Fresnel lens and optical device provided with same
US-10544918-B2 · Jan 28, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F21V5/006?
- CPC F21V5/006 is the Cooperative Patent Classification code for “applied to portable lighting devices.”
- How many patents are filed under CPC F21V5/006 (applied to portable lighting devices)?
- Our database includes 90 publications tagged with this CPC code.
- Is patent activity under CPC F21V5/006 growing?
- Publication counts under this code: 8 in 2024 vs 7 in 2025 (latest complete years).