Hydrostatic transaxle
US-12578008-B2 · Mar 17, 2026 · US
pump and motor being of different types
pump and motor being of different types · 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 | F16H39/42 |
| Official title | pump and motor being of different types |
| Display label | pump and motor being of different types |
| Total patents | 47 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 10 |
| 2018 | 9 |
| 2019 | 11 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Variable speed drive for a generator
US-11680627-B2 · Jun 20, 2023 · US
Variable speed drive for a generator
US-2022145966-A1 · May 12, 2022 · US
Hydrostatic transaxle
US-2022074476-A1 · Mar 10, 2022 · US
Variable speed drive for a generator
US-11268596-B2 · Mar 8, 2022 · US
Rotary electrohydraulic actuator
US-10982743-B2 · Apr 20, 2021 · US
Method for controlling an axial piston pump and drive unit with such an axial piston pump and hydrostatic traction drive with such a drive unit
US-10955052-B2 · Mar 23, 2021 · US
Variable speed drive for a generator
US-2021018071-A1 · Jan 21, 2021 · US
Hydraulic transaxle
US-10895249-B2 · Jan 19, 2021 · US
Electric actuator for drive apparatus
US-10890253-B1 · Jan 12, 2021 · US
Hydrostatic transmission
US-10794459-B1 · Oct 6, 2020 · US
Return to neutral mechanism for hydrostatic transmission
US-10724632-B1 · Jul 28, 2020 · US
Method for Controlling an Axial Piston Pump and Drive Unit with such an Axial Piston Pump and Hydrostatic Traction Drive with such a Drive Unit
US-2020103023-A1 · Apr 2, 2020 · US
One way clutch operation monitoring in torque converter
US-10400879-B2 · Sep 3, 2019 · US
Hydrostatic transmission
US-10352421-B1 · Jul 16, 2019 · US
Rotary Electrohydraulic Actuator
US-2019195020-A1 · Jun 27, 2019 · US
Automatic transmission
US-10309530-B2 · Jun 4, 2019 · US
Hydraulic drive system of construction machine
US-10294633-B2 · May 21, 2019 · US
Transmission assembly
US-10288156-B1 · May 14, 2019 · US
Hydraulic transmission device
US-10279789-B2 · May 7, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16H39/42?
- CPC F16H39/42 is the Cooperative Patent Classification code for “pump and motor being of different types.”
- How many patents are filed under CPC F16H39/42 (pump and motor being of different types)?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC F16H39/42 growing?
- Publication counts under this code: 3 in 2022 vs 1 in 2023 (latest complete years).