Connector and machining apparatus
US-2025262718-A1 · Aug 21, 2025 · US
in which the coupling is coaxial with the pipe
in which the coupling is coaxial with the pipe · 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 | F16L37/101 |
| Official title | {in which the coupling is coaxial with the pipe} |
| Display label | in which the coupling is coaxial with the pipe |
| Total patents | 55 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 6 |
| 2018 | 7 |
| 2019 | 12 |
| 2020 | 2 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 1 |
| 2024 | 8 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluid couplings with magnetic latch assembly
US-2025251763-A1 · Aug 7, 2025 · US
Fluid couplings with magnetic latch assembly
US-12314095-B2 · May 27, 2025 · US
Tamper resistant fluid connection assembly with visual connection verifier
US-12222058-B2 · Feb 11, 2025 · US
Mechanical orientation control heater hose assembly for quick connect
US-12129940-B2 · Oct 29, 2024 · US
Valve connector for a high pressure air pump
US-12066134-B2 · Aug 20, 2024 · US
Fluid couplings with magnetic latch assembly
US-2024256011-A1 · Aug 1, 2024 · US
Quick action fluid coupler
US-12025255-B2 · Jul 2, 2024 · US
Anti-rotation fluid connection
US-11988307-B2 · May 21, 2024 · US
Fitting with locking ring for non-detachable connection to at least one pipe
US-11976761-B2 · May 7, 2024 · US
Tamper resistant fluid connection assembly with visual connection verifier
US-2024060589-A1 · Feb 22, 2024 · US
Valve connector for a high pressure air pump
US-2024035583-A1 · Feb 1, 2024 · US
Fluid connector with slidable member
US-2023204137-A1 · Jun 29, 2023 · US
Quick action fluid coupler
US-2022341525-A1 · Oct 27, 2022 · US
Quick connector with positive lock indication
US-11480277-B2 · Oct 25, 2022 · US
Non-removable connection system
US-2022296870-A1 · Sep 22, 2022 · US
Mechanical orientation control heater hose assembly for quick connect
US-2022290788-A1 · Sep 15, 2022 · US
Fitting with Locking Ring for Non-Detachable Connection to at Least One Pipe
US-2022186869-A1 · Jun 16, 2022 · US
Tube fitting
US-11262013-B2 · Mar 1, 2022 · US
Dual-latch quick connector
US-11199281-B2 · Dec 14, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L37/101?
- CPC F16L37/101 is the Cooperative Patent Classification code for “in which the coupling is coaxial with the pipe.”
- How many patents are filed under CPC F16L37/101 (in which the coupling is coaxial with the pipe)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC F16L37/101 growing?
- Publication counts under this code: 8 in 2024 vs 4 in 2025 (latest complete years).