Passive and no-loss weather cap for protection of wind induced downdraft in sensitive exhaust system
US-11959636-B2 · Apr 16, 2024 · US
Backflow diverters · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F23M9/006 |
| Official title | {Backflow diverters} |
| Display label | Backflow diverters |
| Total patents | 6 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2024 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11959636-B2 · Apr 16, 2024 · US
US-11920785-B2 · Mar 5, 2024 · US
US-2022163202-A1 · May 26, 2022 · US
US-11274825-B2 · Mar 15, 2022 · US
US-2021310653-A1 · Oct 7, 2021 · US
US-2018017251-A1 · Jan 18, 2018 · US