Air management system with negative ion technology for improved air quality
US-2024208652-A1 · Jun 27, 2024 · US
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with special provisions against smoke from cigarettes
with special provisions against smoke from cigarettes · 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 | B64D2013/0692 |
| Official title | {with special provisions against smoke from cigarettes} |
| Display label | with special provisions against smoke from cigarettes |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Aircraft fragrance device
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Systems and methods providing airflow within a vehicle
US-2020189748-A1 · Jun 18, 2020 · US
Systems and methods providing airflow to a flight deck
US-10618660-B2 · Apr 14, 2020 · US
Systems and methods providing airflow to a flight deck
US-2019152609-A1 · May 23, 2019 · US
Aircraft environmental control system that optimizes the proportion of outside air from engines, APU's, ground air sources and the recirculated cabin air to maintain occupant comfort and maximize fuel economy
US-9957052-B2 · May 1, 2018 · US
Aircraft environmental control system that optimizes the proportion of outside air from engines, apu's, ground air sources and the recirculated cabin air to maintain occupant comfort and maximize fuel economy
US-2016214723-A1 · Jul 28, 2016 · US