B29K 2023/0691
Pex, i.e. crosslinked polyethylene
Official title: {PEX, i.e. crosslinked polyethylene}
B29K2023/0691 (Pex, i.e. crosslinked polyethylene) appears on 78 US grants and 101 published applications in this corpus.
Search patents in B29K- Granted patents
- 78
- Published applications
- 101
- Assignees
- 58
- Inventors
- 201
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 3 |
| 2003 | 1 | 4 |
| 2004 | 1 | 4 |
| 2005 | 3 | 4 |
| 2006 | 2 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 3 |
| 2009 | 0 | 7 |
| 2010 | 0 | 3 |
| 2011 | 0 | 2 |
| 2012 | 6 | 5 |
| 2013 | 5 | 3 |
| 2014 | 4 | 0 |
| 2015 | 1 | 2 |
| 2016 | 1 | 4 |
| 2017 | 1 | 1 |
| 2018 | 8 | 10 |
| 2019 | 4 | 3 |
| 2020 | 2 | 6 |
| 2021 | 3 | 7 |
| 2022 | 1 | 5 |
| 2023 | 8 | 5 |
| 2024 | 2 | 3 |
| 2025 | 5 | 6 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Constant strain PEX expansion tool head1 Sep 2026US 12,722,338 B2Zurn Water, LLC
- Stereolithography with micron scale control of properties12 May 2026US 12,623,408 B2The Regents of the University of Colorado, a body corporate
- Clamping ring and method of forming the same30 Dec 2025US 12,508,776 B2Auray Managing, S.L.
- High-voltage cable insulation material continuous extrusion processing characteristic evaluation and optimization method and apparatus19 Aug 2025US 12,392,701 B1Electric Power Research Institute. China Southern Power Grid
- Pipe for conveying fluids in HVACR systems8 Jul 2025US 12,352,379 B2Ptubes, Inc.
- Pex expansion tool17 Sep 2026US 2026/0273609 A1Milwaukee Electric Tool Corporation
- Reversible crosslinked extruded profile and process27 Aug 2026US 2026/0250432 A1
- Process for reversible crosslink composition27 Aug 2026US 2026/0250449 A1Dow Global Technologies LLC
- Process for reversible crosslink composition27 Aug 2026US 2026/0250450 A1Dow Global Technologies LLC
- Reversible crosslinked 3d loop article and process15 Jan 2026US 2026/0015779 A1Dow Global Technologies LLC
Most cited
By later US patents
- Oriented polymeric products67US 6,053,214 AUponor N.V. · 2000
- Process for fabricating crosslinked polyethylene tubing ends39US 5,622,670 A1997
- Thin wall copper sleeve for all plastic conduit39US 5,861,200 A1999
- PEX expanding tool38US 8,517,715 B2Milwaukee Electric Tool Corporation · 2013
- Post formation profile processing36US 6,838,041 B22005