PEX expander
US-12558834-B2 · Feb 24, 2026 · US
rotating
rotating · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B29C57/045 |
| Official title | {rotating} |
| Display label | rotating |
| Total patents | 37 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2018 | 6 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 8 |
| 2024 | 4 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tube expansion tool
US-2025319647-A1 · Oct 16, 2025 · US
Flaring device and flaring tool
US-2025303461-A1 · Oct 2, 2025 · US
Tubing expansion tools and systems and methods for leak detection
US-2025073773-A1 · Mar 6, 2025 · US
Tubing expansion tools and systems and methods for leak detection
US-12145189-B2 · Nov 19, 2024 · US
PEX Expanding Tool
US-2024336002-A1 · Oct 10, 2024 · US
PEX Expander
US-2024239036-A1 · Jul 18, 2024 · US
PEX expanding tool
US-12023849-B2 · Jul 2, 2024 · US
Expansion tool
US-11819902-B2 · Nov 21, 2023 · US
PEX expansion tool
US-11780152-B2 · Oct 10, 2023 · US
Pex expansion tool
US-2023256498-A1 · Aug 17, 2023 · US
Pex expansion tool
US-2023201907-A1 · Jun 29, 2023 · US
PEX expanding tool
US-11648727-B2 · May 16, 2023 · US
PEX expansion tool
US-11633775-B2 · Apr 25, 2023 · US
PEX expansion tool
US-11596999-B2 · Mar 7, 2023 · US
Tool and method for roll grooving a workpiece
US-2023058084-A1 · Feb 23, 2023 · US
Tubing expansion tools and systems and methods for leak detection
US-2022184685-A1 · Jun 16, 2022 · US
Expansion tool
US-2022168793-A1 · Jun 2, 2022 · US
Pex expansion tool
US-2022126504-A1 · Apr 28, 2022 · US
PEX expansion tool
US-11220039-B2 · Jan 11, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C57/045?
- CPC B29C57/045 is the Cooperative Patent Classification code for “rotating.”
- How many patents are filed under CPC B29C57/045 (rotating)?
- Our database includes 37 publications tagged with this CPC code.
- Is patent activity under CPC B29C57/045 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).