Flotation device with boarding apparatus
US-11148760-B2 · Oct 19, 2021 · US
Life-rafts
Life-rafts · 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 | B63C9/04 |
| Official title | Life-rafts |
| Display label | Life-rafts |
| Total patents | 78 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 7 |
| 2019 | 17 |
| 2020 | 14 |
| 2021 | 16 |
| 2022 | 8 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Life raft canopy with spring wire frame
US-11148770-B2 · Oct 19, 2021 · US
Integrated lifeline and geometric restraint
US-11136098-B2 · Oct 5, 2021 · US
Sea anchor
US-11136093-B2 · Oct 5, 2021 · US
Tangent support tube for life raft assemblies
US-2021291946-A1 · Sep 23, 2021 · US
Inline aspirator for inflatable assemblies
US-11110998-B2 · Sep 7, 2021 · US
Inflatable toroidal polyhedron buoyancy tube for a life raft
US-2021221486-A1 · Jul 22, 2021 · US
Canopy support apparatus
US-11066177-B2 · Jul 20, 2021 · US
Evacuation system with integral raft
US-2021139153-A1 · May 13, 2021 · US
Multi-phased evacuation system
US-2021101688-A1 · Apr 8, 2021 · US
Multipurpose readiness indicator for off-wing slide raft
US-2021086870-A1 · Mar 25, 2021 · US
Canopy support apparatus
US-2021078713-A1 · Mar 18, 2021 · US
Integrated lifeline and geometric restraint
US-2021053661-A1 · Feb 25, 2021 · US
Girt boarding aid for evacuation slide
US-2021053693-A1 · Feb 25, 2021 · US
Life raft canopy with spring wire frame
US-2021009243-A1 · Jan 14, 2021 · US
Flotation device with boarding apparatus
US-2021001959-A1 · Jan 7, 2021 · US
Regulator with orientation valve
US-2020354067-A1 · Nov 12, 2020 · US
Asymmetric yoke
US-10752368-B2 · Aug 25, 2020 · US
Inline aspirator for inflatable assemblies
US-2020239115-A1 · Jul 30, 2020 · US
Evacuation slide with aspirator retention strap
US-10710733-B2 · Jul 14, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B63C9/04?
- CPC B63C9/04 is the Cooperative Patent Classification code for “Life-rafts.”
- How many patents are filed under CPC B63C9/04 (Life-rafts)?
- Our database includes 78 publications tagged with this CPC code.
- Is patent activity under CPC B63C9/04 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).