Laser-welded article and method therefor
US-2025387978-A1 · Dec 25, 2025 · US
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Air springs; Air bellows (construction of fluid springs F16F9/00)
Air springs; Air bellows (construction of fluid springs F16F9/00) · 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 | B29D22/023 |
| Official title | {Air springs; Air bellows (construction of fluid springs F16F9/00)} |
| Display label | Air springs; Air bellows (construction of fluid springs F16F9/00) |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 5 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Syndiotactic polybutadiene in non-tire applications
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Processes for producing cured polymeric products by additive manufacturing
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Syndiotactic Polybutadiene In Non-Tire Applications
US-2022298334-A1 · Sep 22, 2022 · US
Air spring bellows made by processes employing a eutectic mixture
US-2022227968-A1 · Jul 21, 2022 · US
Systems and methods of manufacturing flexible spring members for gas spring assemblies
US-11390484-B2 · Jul 19, 2022 · US
Producing a bellows
US-11326021-B2 · May 10, 2022 · US
Producing a bellows
US-2021061940-A1 · Mar 4, 2021 · US
Pneumatic actuator assemblies as well as conveyor assemblies and conveying systems including same
US-10731723-B2 · Aug 4, 2020 · US
Processes for producing cured polymeric products by additive manufacturing
US-2020055237-A1 · Feb 20, 2020 · US
Systems and methods of manufacturing flexible spring members for gas spring assemblies
US-2020031607-A1 · Jan 30, 2020 · US
Life ring and method of manufacture
US-10526061-B2 · Jan 7, 2020 · US
Life ring and method of manufacture
US-2019329851-A1 · Oct 31, 2019 · US
Polymeric bags and method to make same
US-2019315567-A1 · Oct 17, 2019 · US
Systems and methods of manufacturing flexible spring members for gas spring assemblies
US-10358315-B2 · Jul 23, 2019 · US
Pneumatic actuator assemblies as well as conveyor assemblies and conveying systems including same
US-2018187736-A1 · Jul 5, 2018 · US
Systems and methods of manufacturing flexible spring members for gas spring assemblies
US-2017283210-A1 · Oct 5, 2017 · US
Method of assembling and packing an automotive airbag
US-9682677-B2 · Jun 20, 2017 · US
Filament wound inflators
US-9492979-B2 · Nov 15, 2016 · US
Method of assembling and packing an automotive airbag
US-2016068128-A1 · Mar 10, 2016 · US