Hinged vehicle chassis
US-9849925-B2 · Dec 26, 2017 · US
Inspecting, measuring or testing
Inspecting, measuring or testing · 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 | F16L2101/30 |
| Official title | Inspecting, measuring or testing |
| Display label | Inspecting, measuring or testing |
| Total patents | 475 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 23 |
| 2017 | 21 |
| 2018 | 36 |
| 2019 | 24 |
| 2020 | 49 |
| 2021 | 63 |
| 2022 | 53 |
| 2023 | 70 |
| 2024 | 61 |
| 2025 | 49 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for calculating the orientation of a device
US-9851721-B2 · Dec 26, 2017 · US
System managing mobile sensors for continuous monitoring of pipe networks
US-9841134-B2 · Dec 12, 2017 · US
Variable speed pipeline pig with internal flow cavity
US-9810365-B2 · Nov 7, 2017 · US
Pipe inspection system with jetter push-cable
US-2017315065-A9 · Nov 2, 2017 · US
Pipe inspection system with jetter push-cable
US-9791382-B2 · Oct 17, 2017 · US
Variable Speed Pipeline Pig With Internal Flow Cavity
US-2017284590-A1 · Oct 5, 2017 · US
Variable Speed Pipeline Pig With Internal Flow Cavity
US-2017284591-A1 · Oct 5, 2017 · US
Systems and methods for leak detection and sealing
US-2017276284-A1 · Sep 28, 2017 · US
System and method for traversing pipes
US-9739411-B1 · Aug 22, 2017 · US
Hazard Avoidance During Well Re-Entry
US-2017234122-A1 · Aug 17, 2017 · US
System managing mobile sensors for continuous monitoring of pipe networks
US-2017219157-A1 · Aug 3, 2017 · US
Pipeline inspection device and pipeline inspection system
US-9709532-B2 · Jul 18, 2017 · US
Portable pipe inspection systems and apparatus
US-2017163940-A1 · Jun 8, 2017 · US
Systems for maintaining a functional line for conveying fluid and pig assemblies for use therein
US-9662690-B2 · May 30, 2017 · US
Monitoring of the Position of a Pipe Inspection Tool in a Pipeline
US-2017138525-A1 · May 18, 2017 · US
Methods and apparatus for clearing obstructions with a jetter push-cable apparatus
US-2017128989-A1 · May 11, 2017 · US
Pipeline crack detection
US-2017097322-A1 · Apr 6, 2017 · US
Pipeline inspection apparatus for the internal inspection of pipelines
US-9599528-B2 · Mar 21, 2017 · US
Monitoring of the position of a pipe inspection tool in a pipeline
US-9599272-B2 · Mar 21, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16L2101/30?
- CPC F16L2101/30 is the Cooperative Patent Classification code for “Inspecting, measuring or testing.”
- How many patents are filed under CPC F16L2101/30 (Inspecting, measuring or testing)?
- Our database includes 475 publications tagged with this CPC code.
- Is patent activity under CPC F16L2101/30 growing?
- Publication counts under this code: 61 in 2024 vs 49 in 2025 (latest complete years).