Cryogenic fluid pressure vessel and aircraft
US-2022340296-A1 · Oct 27, 2022 · US
by screws, bolts or rivets
by screws, bolts or rivets · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F17C2209/228 |
| Official title | by screws, bolts or rivets |
| Display label | by screws, bolts or rivets |
| Total patents | 110 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 7 |
| 2020 | 13 |
| 2021 | 5 |
| 2022 | 14 |
| 2023 | 11 |
| 2024 | 19 |
| 2025 | 18 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pressurized gas tank comprising at least two cylinders connected by a rail
US-2022341544-A1 · Oct 27, 2022 · US
Membrane bonding structure and liquefied gas storage tank comprising the same
US-11480297-B2 · Oct 25, 2022 · US
Apparatus and method for assembling solid hydrogen storage system
US-2022290756-A1 · Sep 15, 2022 · US
Pressure vessel
US-11435031-B2 · Sep 6, 2022 · US
Pressurized gas tank
US-11435030-B2 · Sep 6, 2022 · US
Tank device for storing a gaseous medium
US-2022260213-A1 · Aug 18, 2022 · US
High pressure tank and manufacturing method therefor
US-11391414-B2 · Jul 19, 2022 · US
Pressure vessel
US-2022214013-A1 · Jul 7, 2022 · US
Tank for pressurized gas
US-2022154880-A1 · May 19, 2022 · US
Storage tank, and material vaporization device and liquid material supply device provided with storage tank
US-11306913-B2 · Apr 19, 2022 · US
Double-shell tank and ship
US-11247752-B2 · Feb 15, 2022 · US
Insulating wall fixing device of liquefied natural gas storage tank
US-2022018497-A1 · Jan 20, 2022 · US
High-pressure hydrogen tank
US-2021396354-A1 · Dec 23, 2021 · US
Membrane type insulation system for cryogenic liquefied gas carrier cargo tank and liquefied gas fuel container
US-2021284290-A1 · Sep 16, 2021 · US
Pressurized gas tank
US-2021123565-A1 · Apr 29, 2021 · US
Thermal insulating structure
US-10947038-B2 · Mar 16, 2021 · US
Pressure accumulation container
US-10941905-B2 · Mar 9, 2021 · US
Removable valve guard for ampoules
US-10871238-B2 · Dec 22, 2020 · US
Fittings for compressed gas storage vessels
US-10851925-B2 · Dec 1, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F17C2209/228?
- CPC F17C2209/228 is the Cooperative Patent Classification code for “by screws, bolts or rivets.”
- How many patents are filed under CPC F17C2209/228 (by screws, bolts or rivets)?
- Our database includes 110 publications tagged with this CPC code.
- Is patent activity under CPC F17C2209/228 growing?
- Publication counts under this code: 19 in 2024 vs 18 in 2025 (latest complete years).