Magnetic charm connection for jewelry
US-2026053239-A1 · Feb 26, 2026 · US
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Necklaces (ornamental chains A44C11/00)
Necklaces (ornamental chains A44C11/00) · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A44C15/005 |
| Official title | {Necklaces (ornamental chains A44C11/00)} |
| Display label | Necklaces (ornamental chains A44C11/00) |
| Total patents | 23 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 4 |
| 2020 | 5 |
| 2021 | 3 |
| 2023 | 1 |
| 2024 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Interactive necklace with user condition sensing
US-12167780-B1 · Dec 17, 2024 · US
Article of jewelry
US-2024389720-A1 · Nov 28, 2024 · US
Unobtrusive eye mounted display
US-11624938-B2 · Apr 11, 2023 · US
Unobtrusive Eye Mounted Display
US-2021255483-A1 · Aug 19, 2021 · US
Bracelet with expandable element
US-11051592-B2 · Jul 6, 2021 · US
Unobtrusive eye mounted display
US-11029535-B2 · Jun 8, 2021 · US
Secure attachment device and wearable device utilizing attachment device
US-10856628-B2 · Dec 8, 2020 · US
Bracelet with expandable element
US-2020253341-A1 · Aug 13, 2020 · US
Secure attachment device and wearable device utilizing attachment device
US-2020237055-A1 · Jul 30, 2020 · US
Unobtrusive Eye Mounted Display
US-2020241323-A1 · Jul 30, 2020 · US
Unobtrusive eye mounted display
US-10649233-B2 · May 12, 2020 · US
Mask frame assembly, apparatus and method for manufacturing a display apparatus
US-9997708-B2 · Jun 12, 2018 · US
Unobtrusive eye mounted display
US-2018149884-A1 · May 31, 2018 · US
Hair ornament, control device, and method of controlling a hair ornament
US-2018077772-A1 · Mar 15, 2018 · US
Method and apparatus for transmitting/receiving channel quality information in a communication system using an orthogonal frequency division multiplexing scheme
US-9860043-B2 · Jan 2, 2018 · US
Modular fashion accessory
US-9819850-B2 · Nov 14, 2017 · US
Flexible system-in-package solutions for wearable devices
US-9778688-B2 · Oct 3, 2017 · US
Mask frame assembly, apparatus and method for manufacturing a display apparatus
US-2017207390-A1 · Jul 20, 2017 · US
Flexible system-in-package solutions for wearable devices
US-2016327977-A1 · Nov 10, 2016 · US