Insulated sleeve connectors and methods for connecting ducts
US-2025283570-A1 · Sep 11, 2025 · US
Joints with sleeve or socket
Joints with sleeve or socket · 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 | F16L59/182 |
| Official title | {Joints with sleeve or socket} |
| Display label | Joints with sleeve or socket |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 3 |
| 2023 | 8 |
| 2024 | 2 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pipe apparatus, coupling devices, and methods
US-12398831-B2 · Aug 26, 2025 · US
Insulated subassembly
US-12281743-B2 · Apr 22, 2025 · US
Wire Bonder and Gas Pipe Connector Therefor
US-2025060067-A1 · Feb 20, 2025 · US
Pipe apparatus, coupling devices, and methods
US-2025052342-A1 · Feb 13, 2025 · US
Device for connection of two double-wall pipes and hydrogen line including said connection device
US-12209697-B2 · Jan 28, 2025 · US
Optimized connection assembly between two portions of a supply line for a cryogenic fluid, including an additional thermal insulation chamber and a fluid expansion chamber
US-12060965-B2 · Aug 13, 2024 · US
Insulated exhaust gas conduit systems
US-12013075-B2 · Jun 18, 2024 · US
Johnston coupling with additional vacuum enclosure
US-11788666-B2 · Oct 17, 2023 · US
Aircraft air duct pipe comprising at least one pipe coupling and method of manufacturing said pipe
US-2023313915-A1 · Oct 5, 2023 · US
ADA-compliant pipe-insulating sleeves
US-11746946-B2 · Sep 5, 2023 · US
Device for connection of two double-wall pipes and hydrogen line including said connection device
US-2023235842-A1 · Jul 27, 2023 · US
Insulated subassembly
US-2023213138-A1 · Jul 6, 2023 · US
Optimized connection assembly between two portions of a supply line for a cryogenic fluid, including an additional thermal insulation chamber and a fluid expansion chamber
US-2023139421-A1 · May 4, 2023 · US
Johnston coupling with galvanic separation
US-11598467-B2 · Mar 7, 2023 · US
Insulated exhaust gas conduit systems
US-2023009619-A1 · Jan 12, 2023 · US
Transportation pipe
US-11209117-B2 · Dec 28, 2021 · US
Johnston coupling with additional vacuum enclosure
US-2021278028-A1 · Sep 9, 2021 · US
Johnston coupling with galvanic separation
US-2021254771-A1 · Aug 19, 2021 · US
Thermally insulated vertical subsea connection system
US-10787863-B2 · Sep 29, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L59/182?
- CPC F16L59/182 is the Cooperative Patent Classification code for “Joints with sleeve or socket.”
- How many patents are filed under CPC F16L59/182 (Joints with sleeve or socket)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC F16L59/182 growing?
- Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).