Hose barb effecting reductions in pressure loss
US-2025305614-A1 · Oct 2, 2025 · US
Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor
Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor · 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 | F16L41/04 |
| Official title | Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor |
| Display label | Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor |
| Total patents | 26 |
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 | 2 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Subsea pipeline with multiple access nodes
US-12181078-B2 · Dec 31, 2024 · US
Completion plug safety indicator and method for its use
US-12104738-B2 · Oct 1, 2024 · US
Pipe coupon retainer
US-2024189925-A1 · Jun 13, 2024 · US
Method of using a pipe coupon retainer
US-2024189926-A1 · Jun 13, 2024 · US
Completion Plug Safety Indicator And Method For Its Use
US-2024110656-A1 · Apr 4, 2024 · US
Pipe coupon retainer
US-11945038-B2 · Apr 2, 2024 · US
Sealing hollow structures
US-11819938-B2 · Nov 21, 2023 · US
Single or multi-durometer elastomer, self-actuating, dynamic, stress suppressor for hot tapping tools
US-2023279980-A1 · Sep 7, 2023 · US
Pipe coupon retainer
US-2023150040-A1 · May 18, 2023 · US
Multi-Sensor Mounting System
US-2023105022-A1 · Apr 6, 2023 · US
Mechanical Outlet
US-2022341527-A1 · Oct 27, 2022 · US
Joining method and joining apparatus
US-11346386-B2 · May 31, 2022 · US
Sealing Hollow Structures
US-2022152729-A1 · May 19, 2022 · US
Sealing hollow structures
US-11253950-B2 · Feb 22, 2022 · US
Tap and plug tool for sealing polyethylene piping tapping tee holes
US-2021332925-A1 · Oct 28, 2021 · US
Thick, long seam welding system and method for distortion control and non post weld heat treatment of pipeline hot tap fittings
US-11045909-B2 · Jun 29, 2021 · US
Subsea pipeline with multiple access nodes
US-2021164588-A1 · Jun 3, 2021 · US
Pipeline connection mechanism
US-2020332938-A1 · Oct 22, 2020 · US
Joining method and joining apparatus
US-2020325929-A1 · Oct 15, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L41/04?
- CPC F16L41/04 is the Cooperative Patent Classification code for “Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor.”
- How many patents are filed under CPC F16L41/04 (Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC F16L41/04 growing?
- Publication counts under this code: 6 in 2024 vs 1 in 2025 (latest complete years).