Spectacles and use of spectacles having a spectacle frame and an additional frame
US-2024077748-A1 · Mar 7, 2024 · US
by fitting over or clamping on
by fitting over or clamping on · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02C9/04 |
| Official title | by fitting over or clamping on |
| Display label | by fitting over or clamping on |
| Total patents | 94 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 6 |
| 2017 | 14 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 8 |
| 2023 | 6 |
| 2024 | 13 |
| 2025 | 18 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Direction of light propagation in wearable optical devices
US-11822084-B2 · Nov 21, 2023 · US
Devices With Near-Field Communications
US-2023305321-A1 · Sep 28, 2023 · US
Augmenting pre-existing eyeglasses with electronic capabilities to treat one or more ocular conditions
US-2023273461-A1 · Aug 31, 2023 · US
Modular prescription augmented reality display
US-2023251508-A1 · Aug 10, 2023 · US
Optical system
US-11650482-B2 · May 16, 2023 · US
User wearable fluorescence enabled visualization system
US-11547302-B2 · Jan 10, 2023 · US
Front and peripheral view lens areas for virtual reality headsets
US-2022365349-A1 · Nov 17, 2022 · US
Eyewear having a pivotable lens retainer
US-2022334406-A1 · Oct 20, 2022 · US
Rx add-on for glasses
US-2022269112-A1 · Aug 25, 2022 · US
Direction of light propagation in wearable optical devices
US-2022269078-A1 · Aug 25, 2022 · US
Frame component, temple, frame, and eyewear
US-11402668-B2 · Aug 2, 2022 · US
Eye shields with selectively releasable snap-fit assembly
US-2022113560-A1 · Apr 14, 2022 · US
Optical system
US-2022050357-A1 · Feb 17, 2022 · US
Optical system
US-2022050297-A1 · Feb 17, 2022 · US
Integrated depth sensor window lens and method
US-2021405258-A1 · Dec 30, 2021 · US
Head-mounted display apparatus and cover member
US-11204505-B2 · Dec 21, 2021 · US
Image display device, head mounted display
US-2021364802-A1 · Nov 25, 2021 · US
User Wearable Fluorescence Enabled Visualization System
US-2021338082-A1 · Nov 4, 2021 · US
Integrated depth sensor window lens and method
US-11137520-B2 · Oct 5, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02C9/04?
- CPC G02C9/04 is the Cooperative Patent Classification code for “by fitting over or clamping on.”
- How many patents are filed under CPC G02C9/04 (by fitting over or clamping on)?
- Our database includes 94 publications tagged with this CPC code.
- Is patent activity under CPC G02C9/04 growing?
- Publication counts under this code: 13 in 2024 vs 18 in 2025 (latest complete years).