Practice device for violin fingering
US-2026057801-A1 · Feb 26, 2026 · US
Bowed or rubbed string instruments, e.g. violins or hurdy-gurdies · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G10D1/02 |
| Official title | Bowed or rubbed string instruments, e.g. violins or hurdy-gurdies |
| Display label | Bowed or rubbed string instruments, e.g. violins or hurdy-gurdies |
| Total patents | 13 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2026057801-A1 · Feb 26, 2026 · US
US-11915674-B2 · Feb 27, 2024 · US
US-2022223123-A1 · Jul 14, 2022 · US
US-10964296-B2 · Mar 30, 2021 · US
US-10789915-B2 · Sep 29, 2020 · US
US-10629170-B2 · Apr 21, 2020 · US
US-2019333482-A1 · Oct 31, 2019 · US
US-2019325850-A1 · Oct 24, 2019 · US
US-2019251932-A1 · Aug 15, 2019 · US
US-9666168-B2 · May 30, 2017 · US
US-9406285-B2 · Aug 2, 2016 · US
US-2015107435-A1 · Apr 23, 2015 · US
US-2015107434-A1 · Apr 23, 2015 · US