Adaptive hardware system and method of use
US-12492722-B2 · Dec 9, 2025 · US
Barrel nuts
Barrel nuts · 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 | F16B37/047 |
| Official title | {Barrel nuts} |
| Display label | Barrel nuts |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Adaptive Hardware System
US-2025290535-A1 · Sep 18, 2025 · US
Barrel nut positioning frame
US-12372112-B2 · Jul 29, 2025 · US
Structure attachment for hanging support system
US-12276374-B2 · Apr 15, 2025 · US
Barrel nut retainer
US-11873855-B2 · Jan 16, 2024 · US
Barrel nut positioning frame
US-2023184284-A1 · Jun 15, 2023 · US
Barrel nut retainer from one-way installation guide
US-11306762-B2 · Apr 19, 2022 · US
Barrel nut
US-11300150-B2 · Apr 12, 2022 · US
Structure attachment for hanging support system
US-2021310609-A1 · Oct 7, 2021 · US
Barrel nut retainer
US-2021301858-A1 · Sep 30, 2021 · US
Metallic fittings for coupling composite ribs to skin panels of aircraft wings
US-10913548-B2 · Feb 9, 2021 · US
Barrel nut retainer from one-way installation guide
US-2021010525-A1 · Jan 14, 2021 · US
Metallic fittings for coupling composite ribs to skin panels of aircraft wings
US-2020223560-A1 · Jul 16, 2020 · US
Barrel nut with stress reduction features
US-10520002-B2 · Dec 31, 2019 · US
Barrel nut
US-2019368531-A1 · Dec 5, 2019 · US
Apparatuses for performing pull- or push-type manual exercises
US-10265577-B1 · Apr 23, 2019 · US
Aircraft engine mount comprising at least one transverse nut and aircraft comprising the said engine mount
US-10183756-B2 · Jan 22, 2019 · US
Casing assembly
US-10072693-B2 · Sep 11, 2018 · US
Rotary connector devices, connector assemblies and method of use
US-9885376-B1 · Feb 6, 2018 · US
Seal assembly and method for manufacturing the seal assembly
US-2018023708-A1 · Jan 25, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16B37/047?
- CPC F16B37/047 is the Cooperative Patent Classification code for “Barrel nuts.”
- How many patents are filed under CPC F16B37/047 (Barrel nuts)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC F16B37/047 growing?
- Publication counts under this code: 1 in 2024 vs 4 in 2025 (latest complete years).