Synthetic vacuum generator
US-2016333871-A1 · Nov 17, 2016 · US
Adaptations or arrangements of distribution members
Adaptations or arrangements of distribution members · 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 | F04B39/10 |
| Official title | Adaptations or arrangements of distribution members |
| Display label | Adaptations or arrangements of distribution members |
| Total patents | 546 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 34 |
| 2016 | 32 |
| 2017 | 49 |
| 2018 | 70 |
| 2019 | 70 |
| 2020 | 66 |
| 2021 | 55 |
| 2022 | 40 |
| 2023 | 41 |
| 2024 | 41 |
| 2025 | 42 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Piston assembly for an unloader valve of an air compressor
US-2016298763-A1 · Oct 13, 2016 · US
Automatic ring valve shutters for automatic ring valves and method for manufacturing said shutters
US-2016238146-A1 · Aug 18, 2016 · US
Barrel assembly for a pumping mechanism
US-2016222961-A1 · Aug 4, 2016 · US
Compressor
US-2016208790-A1 · Jul 21, 2016 · US
Spring element and corresponding piston pump for delivering fluids
US-9394898-B2 · Jul 19, 2016 · US
Apparatus using electronically-controlled valves
US-9394897-B2 · Jul 19, 2016 · US
High power reciprocating pump manifold and valve cartridges
US-9382905-B2 · Jul 5, 2016 · US
Spray system pump wash sequence
US-2016167076-A1 · Jun 16, 2016 · US
Spray system pressure and ratio control
US-2016167066-A1 · Jun 16, 2016 · US
Pump changeover algorithm for spray system
US-2016158784-A1 · Jun 9, 2016 · US
Spray system pressure differential monitoring
US-2016153441-A1 · Jun 2, 2016 · US
Multi-point seal lubrication system
US-2016146201-A1 · May 26, 2016 · US
Air compressor assembly having a condensate management system
US-2016138578-A1 · May 19, 2016 · US
Cooling system of a refrigerator and suction system for a compressor fluid
US-9335084-B2 · May 10, 2016 · US
Reciprocating compressor system
US-2016123314-A1 · May 5, 2016 · US
Electronic control valve having an integral non-contact noise mitigation device
US-9309987-B2 · Apr 12, 2016 · US
Vacuum machine, compressor, and piston
US-2016061196-A1 · Mar 3, 2016 · US
Device for throttling a fluid flow, and corresponding piston pump for delivering fluids
US-9273673-B2 · Mar 1, 2016 · US
Device for pumping fluid from a wellbore
US-2016032912-A1 · Feb 4, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B39/10?
- CPC F04B39/10 is the Cooperative Patent Classification code for “Adaptations or arrangements of distribution members.”
- How many patents are filed under CPC F04B39/10 (Adaptations or arrangements of distribution members)?
- Our database includes 546 publications tagged with this CPC code.
- Is patent activity under CPC F04B39/10 growing?
- Publication counts under this code: 41 in 2024 vs 42 in 2025 (latest complete years).