Aspirator integrated pressure relief valve and vent valve for an inflation system
US-11306743-B2 · Apr 19, 2022 · US
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Rafts, i.e. free floating waterborne vessels, of shallow draft, with little or no freeboard, and having a platform or floor for supporting a user (lifeboats, life-rafts or the like B63C9/02)
Rafts, i.e. free floating waterborne vessels, of shallow draft, with little or no freeboard, and having a platform or floor for supporting a user (lifeboats, life-rafts or the like B63C9/02) · 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 | B63B35/58 |
| Official title | Rafts, i.e. free floating waterborne vessels, of shallow draft, with little or no freeboard, and having a platform or floor for supporting a user (lifeboats, life-rafts or the like B63C9/02) |
| Display label | Rafts, i.e. free floating waterborne vessels, of shallow draft, with little or no freeboard, and having a platform or floor for supporting a user (lifeboats, life-rafts or the like B63C9/02) |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 2 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Aspirator integrated pressure relief valve and vent valve for an inflation system
US-2020291966-A1 · Sep 17, 2020 · US
Aspirator integrated pressure relief valve and vent valve assembly for an inflation system
US-10704568-B2 · Jul 7, 2020 · US
Aspirator integrated pressure relief valve and vent valve assembly for an inflation system
US-2019249689-A1 · Aug 15, 2019 · US
Vehicle rescue system
US-10124658-B2 · Nov 13, 2018 · US
Vehicle rescue system
US-2018043760-A1 · Feb 15, 2018 · US