Diving mask with pressure-balancing means
US-12043357-B2 · Jul 23, 2024 · US
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with air supply by suction from diver, e.g. snorkels
with air supply by suction from diver, e.g. snorkels · 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 | B63C11/16 |
| Official title | with air supply by suction from diver, e.g. snorkels |
| Display label | with air supply by suction from diver, e.g. snorkels |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Diving mask provided with a telecommunications device
US-11667362-B2 · Jun 6, 2023 · US
Full-face diving mask
US-11352108-B2 · Jun 7, 2022 · US
Diving mask with pressure-balancing means
US-2022135193-A1 · May 5, 2022 · US
Diving mask having a body provided with an exhaled air exhaust device including a check valve
US-11225308-B2 · Jan 18, 2022 · US
A diving mask having a body provided with an exhaled air exhaust device including a check valve
US-2021129958-A1 · May 6, 2021 · US
Diving mask enabling pressure equalisation at the ears
US-2021086882-A1 · Mar 25, 2021 · US
Diving mask having a built-in snorkel
US-10793239-B2 · Oct 6, 2020 · US
Full-face diving mask
US-2020130792-A1 · Apr 30, 2020 · US
Diving mask provided with a telecommunications device
US-2018134352-A1 · May 17, 2018 · US
One-way valve
US-9861838-B2 · Jan 9, 2018 · US
Diving mask having a built-in snorkel
US-2016297505-A1 · Oct 13, 2016 · US