Heat protection and homogenizing system for a luminaire
US-10295155-B2 · May 21, 2019 · US
with elliptical curvature
with elliptical curvature · 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 | F21V7/08 |
| Official title | with elliptical curvature |
| Display label | with elliptical curvature |
| Total patents | 117 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 14 |
| 2017 | 12 |
| 2018 | 21 |
| 2019 | 21 |
| 2020 | 9 |
| 2021 | 6 |
| 2022 | 8 |
| 2023 | 8 |
| 2024 | 4 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat Protection and Homogenizing System for a Luminaire
US-2018372304-A1 · Dec 27, 2018 · US
Light source for uniform illumination of a surface
US-2018347784-A1 · Dec 6, 2018 · US
Lamp apparatus for vehicle
US-2018340659-A1 · Nov 29, 2018 · US
Compact optical assembly for LED light sources
US-10139078-B2 · Nov 27, 2018 · US
Lighting device having light source and reflector having ellipsoidal reflection surface
US-10132471-B2 · Nov 20, 2018 · US
Assembly for producing a plurality of beam bundles
US-10113711-B2 · Oct 30, 2018 · US
Lens body and lighting tool for vehicle
US-2018299090-A1 · Oct 18, 2018 · US
Pivoted elliptical reflector for large distance reflection of ultraviolet rays
US-2018290462-A1 · Oct 11, 2018 · US
Light source module
US-10090074-B2 · Oct 2, 2018 · US
Light source for uniform illumination of a surface
US-10072819-B2 · Sep 11, 2018 · US
Illumination system and projection apparatus having reflection cover
US-10061188-B2 · Aug 28, 2018 · US
Solid-state luminaire reflector assembly
US-2018238518-A1 · Aug 23, 2018 · US
Lighting device, corresponding lamp and method
US-2018187853-A1 · Jul 5, 2018 · US
Illumination optical system, and spectrophotometric apparatus and image forming apparatus including the same
US-10012938-B2 · Jul 3, 2018 · US
Motor vehicle lighting system and motor vehicle
US-2018087747-A1 · Mar 29, 2018 · US
Assembly and method for glare elimination
US-2018084172-A1 · Mar 22, 2018 · US
Light source module
US-2018075940-A1 · Mar 15, 2018 · US
Lighting module with diffraction screen for a motor vehicle
US-2018066822-A1 · Mar 8, 2018 · US
Lighting apparatus and method of making thereof
US-2018038563-A1 · Feb 8, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F21V7/08?
- CPC F21V7/08 is the Cooperative Patent Classification code for “with elliptical curvature.”
- How many patents are filed under CPC F21V7/08 (with elliptical curvature)?
- Our database includes 117 publications tagged with this CPC code.
- Is patent activity under CPC F21V7/08 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).