Lattice structure for sparging evaporator in catalytic inerting system
US-2024408565-A1 · Dec 12, 2024 · US
in aeroplanes or space ships
in aeroplanes or space ships · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D2259/4575 |
| Official title | in aeroplanes or space ships |
| Display label | in aeroplanes or space ships |
| Total patents | 391 |
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 | 12 |
| 2016 | 25 |
| 2017 | 34 |
| 2018 | 45 |
| 2019 | 53 |
| 2020 | 50 |
| 2021 | 51 |
| 2022 | 41 |
| 2023 | 32 |
| 2024 | 28 |
| 2025 | 17 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cartridge for mounting lithium hydroxide sheets
US-2017354915-A1 · Dec 14, 2017 · US
Aircraft fuel tank inerting system
US-9833738-B2 · Dec 5, 2017 · US
Air purification system and method of assembling
US-2017341762-A1 · Nov 30, 2017 · US
Enhanced device for separation of oxygen and nitrogen
US-9827530-B2 · Nov 28, 2017 · US
Human factors approach to control contaminant concentrations in aircraft supply air from engine and apu bleed air and ground air sources, and in recirculated air being delivered to aircraft cabins for the optimization of user experience and energy consumption
US-2017334565-A1 · Nov 23, 2017 · US
Human factors approach to control contaminant concentrations in aircraft supply air from engine and apu bleed air and ground air sources, and in recirculated air being delivered to aircraft cabins for the optimization of user experience and energy consumption
US-2017320582-A1 · Nov 9, 2017 · US
Sorbents for carbon dioxide reduction from indoor air
US-9789436-B2 · Oct 17, 2017 · US
Stored gas pressure recovery system
US-9782714-B2 · Oct 10, 2017 · US
Generation of high pressure oxygen via electrochemical pumping in a multi-stage electrolysis stack
US-9776130-B1 · Oct 3, 2017 · US
Nut insert with reduced stress
US-2017234354-A1 · Aug 17, 2017 · US
Water walls for life support
US-9714183-B1 · Jul 25, 2017 · US
OBIGGS ASM performance modulation via temperature control
US-9694314-B2 · Jul 4, 2017 · US
Sorbents for carbon dioxide reduction from indoor air
US-2017136399-A1 · May 18, 2017 · US
Filter granulate
US-9637237-B2 · May 2, 2017 · US
Method and device for separating off carbon dioxide from a gas mixture
US-9597629-B2 · Mar 21, 2017 · US
System and method for an electrostatic bypass
US-9574586-B2 · Feb 21, 2017 · US
Airborne system and method for removing pollutants from a volume of air
US-9555882-B2 · Jan 31, 2017 · US
Oxygen sensor protection
US-2017014749-A1 · Jan 19, 2017 · US
Protection system for polymeric air separation membrane
US-2017015433-A1 · Jan 19, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2259/4575?
- CPC B01D2259/4575 is the Cooperative Patent Classification code for “in aeroplanes or space ships.”
- How many patents are filed under CPC B01D2259/4575 (in aeroplanes or space ships)?
- Our database includes 391 publications tagged with this CPC code.
- Is patent activity under CPC B01D2259/4575 growing?
- Publication counts under this code: 28 in 2024 vs 17 in 2025 (latest complete years).