Drive axle assembly
US-12379001-B2 · Aug 5, 2025 · US
Attachments to the shaft of the inner joint member whereby the attachments are distanced from the core
Attachments to the shaft of the inner joint member whereby the attachments are distanced from the core · 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 | F16D2003/22323 |
| Official title | {Attachments to the shaft of the inner joint member whereby the attachments are distanced from the core} |
| Display label | Attachments to the shaft of the inner joint member whereby the attachments are distanced from the core |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 9 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hub built-in type constant velocity joint
US-11787231-B2 · Oct 17, 2023 · US
Constant velocity housing lock system
US-11708860-B2 · Jul 25, 2023 · US
Direct pinion mount joint assembly
US-11698110-B2 · Jul 11, 2023 · US
Drive axle assembly
US-2023111825-A1 · Apr 13, 2023 · US
Constant velocity universal joint
US-11525484-B2 · Dec 13, 2022 · US
Constant velocity universal joint
US-11512743-B2 · Nov 29, 2022 · US
Power transmission shaft
US-11493093-B2 · Nov 8, 2022 · US
Constant velocity joint with crash collapse feature
US-11428273-B2 · Aug 30, 2022 · US
Coupling assembly having angled fastener holes
US-11242897-B2 · Feb 8, 2022 · US
Hub built-in type constant velocity joint
US-2021394553-A1 · Dec 23, 2021 · US
Constant velocity joint with crash collapse feature
US-2021341022-A1 · Nov 4, 2021 · US
A coupling assembly having angled fastener holes
US-2021285501-A1 · Sep 16, 2021 · US
Universal joint or constant velocity joint torque transmission interface
US-11098764-B2 · Aug 24, 2021 · US
Direct pinion mount joint assembly
US-2021140487-A1 · May 13, 2021 · US
Power transmission shaft
US-10883545-B2 · Jan 5, 2021 · US
Power transmission shaft
US-2020370603-A1 · Nov 26, 2020 · US
Outer joint member of constant velocity universal joint
US-10788078-B2 · Sep 29, 2020 · US
Constant velocity universal joint
US-2020284301-A1 · Sep 10, 2020 · US
Constant velocity housing lock system
US-2020248750-A1 · Aug 6, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D2003/22323?
- CPC F16D2003/22323 is the Cooperative Patent Classification code for “Attachments to the shaft of the inner joint member whereby the attachments are distanced from the core.”
- How many patents are filed under CPC F16D2003/22323 (Attachments to the shaft of the inner joint member whereby the attachments are distanced from the core)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC F16D2003/22323 growing?
- Publication counts under this code: 4 in 2023 vs 1 in 2025 (latest complete years).