Aircraft survival kit glider
US-12479574-B2 · Nov 25, 2025 · US
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Gliders, e.g. sailplanes (hang-gliders B64C31/028)
Gliders, e.g. sailplanes (hang-gliders B64C31/028) · 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 | B64C31/02 |
| Official title | Gliders, e.g. sailplanes (hang-gliders B64C31/028) |
| Display label | Gliders, e.g. sailplanes (hang-gliders B64C31/028) |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Aircraft survival kit glider
US-2025074589-A1 · Mar 6, 2025 · US
Hypersonic air-flow deflector, and attachment method
US-11987354-B2 · May 21, 2024 · US
Angle-of-attack flight computer systems and methods
US-11853081-B2 · Dec 26, 2023 · US
Hypersonic air-flow deflector, and attachment method
US-2023356838-A1 · Nov 9, 2023 · US
Sensor system with an attachment element for a manned or unmanned aircraft
US-11500120-B2 · Nov 15, 2022 · US
Angle-of-Attack Flight Computer Systems and Methods
US-2021341947-A1 · Nov 4, 2021 · US
Angle-of-attack flight computer systems and methods
US-11061410-B2 · Jul 13, 2021 · US
Sensor system with an attachment element for a manned or unmanned aircraft
US-2021033745-A1 · Feb 4, 2021 · US
Angle-Of-Attack Flight Computer Systems and Methods
US-2020348695-A1 · Nov 5, 2020 · US
Enhanced wing efficiency via differential thermal coefficient of expansion spar caps
US-10442520-B1 · Oct 15, 2019 · US
Enhanced wing efficiency via differential thermal coefficient of expansion spar caps
US-2019291844-A1 · Sep 26, 2019 · US
Airborne vehicle recovery
US-10416684-B2 · Sep 17, 2019 · US
Dual-aircraft system
US-10293934-B2 · May 21, 2019 · US
Motor Mounting for an Unmanned Aerial System
US-2019071186-A1 · Mar 7, 2019 · US
System for marine seismic refraction survey using remotely piloted air/water drone and method thereof
US-2018188400-A1 · Jul 5, 2018 · US
System and method for air launch from a towed aircraft
US-9944410-B1 · Apr 17, 2018 · US
Airborne vehicle recovery
US-2017308104-A1 · Oct 26, 2017 · US
Dual-aircraft system
US-2017259918-A1 · Sep 14, 2017 · US
Device for maintaining the altitude of a payload having an altitude-maintenance energy source that is permanent and extracted from the surrounding medium
US-9440739-B2 · Sep 13, 2016 · US