B29K 2023/0683
Uhmwpe, i.e. ultra high molecular weight polyethylene
Official title: {UHMWPE, i.e. ultra high molecular weight polyethylene}
B29K2023/0683 (Uhmwpe, i.e. ultra high molecular weight polyethylene) appears on 406 US grants and 363 published applications in this corpus.
Search patents in B29K- Granted patents
- 406
- Published applications
- 363
- Assignees
- 213
- Inventors
- 757
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 9 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 14 | 0 |
| 1996 | 11 | 0 |
| 1997 | 17 | 0 |
| 1998 | 15 | 0 |
| 1999 | 4 | 0 |
| 2000 | 14 | 0 |
| 2001 | 15 | 3 |
| 2002 | 9 | 12 |
| 2003 | 6 | 13 |
| 2004 | 13 | 14 |
| 2005 | 7 | 25 |
| 2006 | 3 | 10 |
| 2007 | 9 | 13 |
| 2008 | 8 | 24 |
| 2009 | 5 | 19 |
| 2010 | 18 | 20 |
| 2011 | 18 | 29 |
| 2012 | 17 | 14 |
| 2013 | 8 | 8 |
| 2014 | 16 | 13 |
| 2015 | 9 | 19 |
| 2016 | 17 | 20 |
| 2017 | 13 | 18 |
| 2018 | 20 | 13 |
| 2019 | 13 | 12 |
| 2020 | 11 | 4 |
| 2021 | 11 | 16 |
| 2022 | 3 | 10 |
| 2023 | 7 | 9 |
| 2024 | 12 | 6 |
| 2025 | 4 | 15 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Orbital floor implant25 Nov 2025US 12,478,476 B2Poriferous, LLC
- Method for continuously manufacturing UHMWPE products25 Nov 2025US 12,479,149 B2Tekalen Holding Verwaltungs GmbH
- Conveyor roller tube21 Jan 2025US 12,202,677 B2Prok Conveyor Components PTY LTD
- Extrusion additive manufacturing process for producing polyethylene articles7 Jan 2025US 12,187,877 B2Albert-Ludwigs-Universität Freiburg
- Thin wall lubricious polyethylene liners10 Dec 2024US 12,162,253 B2Zeus Co., Ltd.
- Method and apparatus for manufacturing ultra-high molecular weight polyethylene structures incorporating graphene9 Apr 2026US 2026/0097558 A1Vikela Armour Limited
- Biaxially oriented membranes from double layer, oil filled sheets19 Mar 2026US 2026/0077546 A1Amtek Research International LLC
- Fabric assembly and method of splicing same19 Feb 2026US 2026/0048930 A1Mesa Industries, Inc.
- Angled film stretching22 Jan 2026US 2026/0021630 A1Meta Platforms Technologies, LLC
- Polymer composition comprising uhmwpe and hdpe25 Dec 2025US 2025/0388742 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Radiation and melt treated ultra high molecular weight polyethylene prosthetic device and method280US 6,641,617 B1Massachusetts Institute of Technology · 2003
- Crosslinking of polyethylene for low wear using radiation and thermal treatments243US 6,228,900 B1The Orthopaedic Hospital and University of Southern California · 2001
- Arthroplasty process for securely anchoring prostheses to bone, and arthroplasty products therefor229US 6,217,615 B1Spire Corporation · 2001
- Non-oxidizing polymeric medical implant218US 5,414,049 AHowmedica, Inc. · 1995
- Chemically crosslinked ultrahigh molecular weight polyethylene for artificial human joints204US 6,281,264 B1Orthopaedic Hospital · 2001