Controller for a drill
US-2024001502-A1 · Jan 4, 2024 · US
Universal motors (H02P25/12 takes precedence)
Universal motors (H02P25/12 takes precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02P25/14 |
| Official title | Universal motors (H02P25/12 takes precedence) |
| Display label | Universal motors (H02P25/12 takes precedence) |
| Total patents | 99 |
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 | 5 |
| 2016 | 9 |
| 2017 | 11 |
| 2018 | 16 |
| 2019 | 18 |
| 2020 | 15 |
| 2021 | 11 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vacuum cleaner and system operable with ac and dc power sources
US-2019350424-A1 · Nov 21, 2019 · US
Power tool powered by power supplies having different rated voltages
US-2019341872-A1 · Nov 7, 2019 · US
Ac/dc power tool
US-2019341873-A1 · Nov 7, 2019 · US
Power tool with electric motor and auxiliary switch path
US-10469006-B2 · Nov 5, 2019 · US
Method for operating a universal motor
US-10461680-B2 · Oct 29, 2019 · US
Upright vacuum cleaner and system operable with AC and DC power sources
US-10413146-B2 · Sep 17, 2019 · US
Cordless power tool system
US-10361651-B2 · Jul 23, 2019 · US
Electric working machine
US-10350720-B2 · Jul 16, 2019 · US
Power tool having a universal motor capable of being powered by AC or DC power supply
US-10333453-B2 · Jun 25, 2019 · US
Power tool having a universal motor capable of being powered by AC or DC power supply
US-10333454-B2 · Jun 25, 2019 · US
Power tool powered by power supplies having different rated voltages
US-10291173-B2 · May 14, 2019 · US
Smart DC power supply for AC equipment
US-10277155-B2 · Apr 30, 2019 · US
Cordless power tool system
US-10250178-B2 · Apr 2, 2019 · US
Multi-voltage battery pack
US-10236819-B2 · Mar 19, 2019 · US
Method and device for electrodynamic braking of a universal motor
US-10224838-B2 · Mar 5, 2019 · US
Convertible battery pack
US-2019058435-A1 · Feb 21, 2019 · US
Convertible battery pack
US-10193111-B2 · Jan 29, 2019 · US
Cordless power tool system
US-10177701-B2 · Jan 8, 2019 · US
Upright vacuum cleaner and system operable with ac and dc power sources
US-2018353037-A1 · Dec 13, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02P25/14?
- CPC H02P25/14 is the Cooperative Patent Classification code for “Universal motors (H02P25/12 takes precedence).”
- How many patents are filed under CPC H02P25/14 (Universal motors (H02P25/12 takes precedence))?
- Our database includes 99 publications tagged with this CPC code.
- Is patent activity under CPC H02P25/14 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).