Dry pipe accelerator systems and methods
US-12257466-B2 · Mar 25, 2025 · US
with compressed gas in pipework
with compressed gas in pipework · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A62C35/645 |
| Official title | {with compressed gas in pipework} |
| Display label | with compressed gas in pipework |
| Total patents | 48 |
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 | 1 |
| 2016 | 12 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fire protection systems and methods for storage
US-2025065165-A1 · Feb 27, 2025 · US
Fire protection systems and methods for storage
US-12138499-B2 · Nov 12, 2024 · US
Flexible dry sprinkler
US-2024350845-A1 · Oct 24, 2024 · US
Flexible dry sprinkler
US-12029929-B2 · Jul 9, 2024 · US
Safe inertization apparatus
US-11933444-B2 · Mar 19, 2024 · US
Multi-region fire-extinguishing system and region blocking device
US-2024001184-A1 · Jan 4, 2024 · US
Integrated fluid control valve and valve actuator assembly
US-11612776-B2 · Mar 28, 2023 · US
Fire protection systems and methods for storage
US-11547885-B2 · Jan 10, 2023 · US
Fire protection systems and methods for storage
US-2022296944-A1 · Sep 22, 2022 · US
Dry pipe accelerator systems and methods
US-2022233900-A1 · Jul 28, 2022 · US
Sprinkler assembly connector for flexible conduit
US-11383262-B2 · Jul 12, 2022 · US
Systems and methods for suppressing a fire condition in an aircraft
US-11318337-B2 · May 3, 2022 · US
Pilot actuator for actuating a control valve
US-11247086-B2 · Feb 15, 2022 · US
Safe inertization apparatus
US-2021364115-A1 · Nov 25, 2021 · US
Systems and Methods for Suppressing a Fire Condition in an Aircraft
US-2021322810-A1 · Oct 21, 2021 · US
Pilot actuator for actuating a control valve
US-2021244984-A1 · Aug 12, 2021 · US
Cartridge replacement aid
US-2021220685-A1 · Jul 22, 2021 · US
Pressure maintenance device with automatic switchover for use in a fire protection sprinkler system, and a related method
US-11013942-B2 · May 25, 2021 · US
Flexible dry sprinkler
US-2020398091-A1 · Dec 24, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A62C35/645?
- CPC A62C35/645 is the Cooperative Patent Classification code for “with compressed gas in pipework.”
- How many patents are filed under CPC A62C35/645 (with compressed gas in pipework)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC A62C35/645 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).