B29K 2023/04
Polymers of ethylene
Official title: {Polymers of ethylene}
B29K2023/04 (Polymers of ethylene) appears on 4,511 US grants and 5,216 published applications in this corpus.
Search patents in B29K- Granted patents
- 4,511
- Published applications
- 5,216
- Assignees
- 2,415
- Inventors
- 10,242
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 35 | 0 |
| 1977 | 18 | 0 |
| 1978 | 33 | 0 |
| 1979 | 7 | 0 |
| 1980 | 18 | 0 |
| 1981 | 29 | 0 |
| 1982 | 35 | 0 |
| 1983 | 19 | 0 |
| 1984 | 34 | 0 |
| 1985 | 25 | 0 |
| 1986 | 28 | 0 |
| 1987 | 33 | 0 |
| 1988 | 41 | 0 |
| 1989 | 59 | 0 |
| 1990 | 49 | 0 |
| 1991 | 49 | 0 |
| 1992 | 59 | 0 |
| 1993 | 56 | 0 |
| 1994 | 64 | 0 |
| 1995 | 64 | 0 |
| 1996 | 62 | 0 |
| 1997 | 61 | 0 |
| 1998 | 77 | 0 |
| 1999 | 55 | 0 |
| 2000 | 56 | 0 |
| 2001 | 76 | 23 |
| 2002 | 67 | 90 |
| 2003 | 74 | 117 |
| 2004 | 71 | 138 |
| 2005 | 75 | 156 |
| 2006 | 53 | 172 |
| 2007 | 60 | 170 |
| 2008 | 69 | 225 |
| 2009 | 55 | 236 |
| 2010 | 123 | 224 |
| 2011 | 134 | 189 |
| 2012 | 138 | 181 |
| 2013 | 149 | 157 |
| 2014 | 154 | 152 |
| 2015 | 131 | 267 |
| 2016 | 155 | 309 |
| 2017 | 152 | 302 |
| 2018 | 212 | 296 |
| 2019 | 232 | 255 |
| 2020 | 230 | 270 |
| 2021 | 199 | 251 |
| 2022 | 184 | 241 |
| 2023 | 184 | 199 |
| 2024 | 192 | 220 |
| 2025 | 159 | 210 |
| 2026 | 117 | 166 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polymeric microstructures and systems and methods for making same6 Oct 2026US 12,751,914 B2The Board of Trustees of the Leland Stanford Junior University
- Combined washing/delamination process for multilayer film-containing recycling streams29 Sep 2026US 12,747,331 B2Borealis AG
- Blow-molded panel and manufacturing method for blow-molded panel22 Sep 2026US 12,741,411 B2
- Biaxially oriented film15 Sep 2026US 12,734,740 B2NOVA Chemicals (International) S.A.
- Full polyethylene blown film through double bubble process15 Sep 2026US 12,734,792 B2ExxonMobil Chemical Patents Inc.
- Composite material containing wood-based fibers and having high impact strength8 Oct 2026US 2026/0307303 A1
- High puncture resistant recyclable packaging film with polar polymer outer layer8 Oct 2026US 2026/0307317 A1ProAmpac Holdings Inc.
- Biaxially oriented film8 Oct 2026US 2026/0307318 A1NOVA Chemicals (International) S.A.
- Method for producing a single- or multi-layered film, single- or multi-layered, extruded, simultaneously biaxially stretched and thermofixed film and corresponding uses8 Oct 2026US 2026/0307320 A1Kuhne Anlagenbau GmbH
- High dart impact and tear films from titanium based prepolymer catalyzed polyethylenes8 Oct 2026US 2026/0308292 A1Formosa Plastics Corporation, U. S. A
Most cited
By later US patents
- Method for the production of molded bodies from polymer foam particles985US 6,358,459 B1Fraunhofer-Gesellschaft zur Forderung der Angewandten ForschungE.V. · 2002
- Multilayer extrusion of angioplasty balloons635US 5,270,086 ASchneider (USA) Inc. · 1993
- Friction welding329US 5,460,317 AThe Welding Institute · 1995
- Implants, device and method for joining tissue parts285US 7,335,205 B2Woodwelding AG · 2008
- Radiation and melt treated ultra high molecular weight polyethylene prosthetic device and method280US 6,641,617 B1Massachusetts Institute of Technology · 2003