Auto-indexing lance positioner apparatus and system
US-2026034569-A1 · Feb 5, 2026 · US
Locating position of cleaning appliances within conduits
Locating position of cleaning appliances within conduits · 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 | F28G15/08 |
| Official title | Locating position of cleaning appliances within conduits |
| Display label | Locating position of cleaning appliances within conduits |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 6 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Automated shell and tube heat exchanger cleaner
US-2026002744-A1 · Jan 1, 2026 · US
Indexer, indexer retrofit kit and method of use thereof
US-12443206-B2 · Oct 14, 2025 · US
Indexer and method of use thereof
US-2025306613-A1 · Oct 2, 2025 · US
Sludge lance for cleaning a steam generator
US-2025251202-A1 · Aug 7, 2025 · US
Apparatus and method of removing foreign substances from steam generator
US-12345412-B2 · Jul 1, 2025 · US
Indexer and method of use thereof
US-12332670-B2 · Jun 17, 2025 · US
Indexer, indexer retrofit kit and method of use thereof
US-2025044813-A1 · Feb 6, 2025 · US
Auto-indexing lance positioner apparatus and system
US-12214389-B2 · Feb 4, 2025 · US
System and method for cleaning heat exchanger tubes
US-11934215-B2 · Mar 19, 2024 · US
Auto-indexing lance positioner apparatus and system
US-2023405646-A1 · Dec 21, 2023 · US
Auto-indexing lance positioner apparatus and system
US-11738378-B2 · Aug 29, 2023 · US
Apparatus and method of removing foreign substances from steam generator
US-2023138837-A1 · May 4, 2023 · US
Auto-indexing lance positioner apparatus and system
US-2023102746-A1 · Mar 30, 2023 · US
Systems for Cooling Recycled Off-Gas in Low-Density Polyethylene Production
US-2023077287-A1 · Mar 9, 2023 · US
Auto-indexing lance positioner apparatus and system
US-11517947-B2 · Dec 6, 2022 · US
Auto-indexing lance positioner apparatus and system
US-11441856-B2 · Sep 13, 2022 · US
Shockwave supply device
US-2021325132-A1 · Oct 21, 2021 · US
Auto-indexing lance positioner apparatus and system
US-2020391257-A1 · Dec 17, 2020 · US
Flexible tube cleaning lance positioner apparatus
US-10809023-B2 · Oct 20, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28G15/08?
- CPC F28G15/08 is the Cooperative Patent Classification code for “Locating position of cleaning appliances within conduits.”
- How many patents are filed under CPC F28G15/08 (Locating position of cleaning appliances within conduits)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC F28G15/08 growing?
- Publication counts under this code: 1 in 2024 vs 7 in 2025 (latest complete years).