Subsea uninterruptible power supply
US-2020328446-A1 · Oct 15, 2020 · US
Immersion cells, e.g. sea-water cells
Immersion cells, e.g. sea-water cells · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M6/34 |
| Official title | Immersion cells, e.g. sea-water cells |
| Display label | Immersion cells, e.g. sea-water cells |
| Total patents | 112 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 10 |
| 2017 | 10 |
| 2018 | 8 |
| 2019 | 5 |
| 2020 | 20 |
| 2021 | 14 |
| 2022 | 11 |
| 2023 | 8 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Communication system with enhanced partial power source and method of manufacturing same
US-2020260990-A1 · Aug 20, 2020 · US
Multi-fluid, earth battery energy systems and methods
US-2020173692-A1 · Jun 4, 2020 · US
Lithium metal - seawater battery cells having protected lithium electrodes
US-2020168876-A1 · May 28, 2020 · US
Sodium ion storage material
US-2020153032-A1 · May 14, 2020 · US
Tamper resistant electronic devices
US-10595422-B2 · Mar 17, 2020 · US
Anaerobic aluminum-water electrochemical cell
US-10594010-B2 · Mar 17, 2020 · US
Downhole mud powered battery
US-10547060-B2 · Jan 28, 2020 · US
Graduated conductive films and energy harvesters
US-2020006784-A1 · Jan 2, 2020 · US
Communication system with enhanced partial power source and method of manufacturing same
US-10517507-B2 · Dec 31, 2019 · US
Watch comprising an element provided with an illuminable index
US-2019361400-A1 · Nov 28, 2019 · US
An Apparatus Configured to Enable a Flow of Current Through a User's Skin
US-2019321629-A1 · Oct 24, 2019 · US
Self-humidifying membrane for reverse electrodialysis and method for manufacturing same
US-2019126212-A1 · May 2, 2019 · US
Anaerobic Aluminum-Water Electrochemical Cell
US-2019036185-A1 · Jan 31, 2019 · US
Water-activated permanganate electrochemical cell
US-10115975-B2 · Oct 30, 2018 · US
Moisture sensor and steering system
US-10046791-B2 · Aug 14, 2018 · US
Water-activated, ingestible battery
US-9985320-B2 · May 29, 2018 · US
Communication system with enhanced partial power source and method of manufacturing same
US-9962107-B2 · May 8, 2018 · US
Tamper resistant electronic devices
US-2018116060-A1 · Apr 26, 2018 · US
Safety improvements for uv radiation in aquatic applications
US-2018099317-A1 · Apr 12, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M6/34?
- CPC H01M6/34 is the Cooperative Patent Classification code for “Immersion cells, e.g. sea-water cells.”
- How many patents are filed under CPC H01M6/34 (Immersion cells, e.g. sea-water cells)?
- Our database includes 112 publications tagged with this CPC code.
- Is patent activity under CPC H01M6/34 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).