B29K 2023/08
Copolymers of ethylene
Official title: {Copolymers of ethylene (B29K2023/16 takes precedence)}
B29K2023/08 (Copolymers of ethylene) appears on 1,059 US grants and 1,343 published applications in this corpus.
Search patents in B29K- Granted patents
- 1,059
- Published applications
- 1,343
- Assignees
- 623
- Inventors
- 2,737
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 11 | 0 |
| 1985 | 7 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 14 | 0 |
| 1990 | 8 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 8 | 0 |
| 1997 | 13 | 0 |
| 1998 | 13 | 0 |
| 1999 | 15 | 0 |
| 2000 | 13 | 0 |
| 2001 | 15 | 7 |
| 2002 | 9 | 19 |
| 2003 | 19 | 20 |
| 2004 | 14 | 33 |
| 2005 | 19 | 44 |
| 2006 | 9 | 41 |
| 2007 | 19 | 53 |
| 2008 | 8 | 56 |
| 2009 | 14 | 69 |
| 2010 | 27 | 76 |
| 2011 | 34 | 50 |
| 2012 | 49 | 47 |
| 2013 | 38 | 42 |
| 2014 | 43 | 27 |
| 2015 | 30 | 56 |
| 2016 | 45 | 66 |
| 2017 | 28 | 59 |
| 2018 | 56 | 78 |
| 2019 | 53 | 66 |
| 2020 | 51 | 84 |
| 2021 | 47 | 57 |
| 2022 | 59 | 58 |
| 2023 | 51 | 62 |
| 2024 | 47 | 56 |
| 2025 | 51 | 67 |
| 2026 | 39 | 50 |
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
- High frequency weldable polyolefin composition15 Sep 2026US 12,735,608 B2Borealis AG
- Resilient flooring product and methods of making same15 Sep 2026US 12,735,901 B2Columbia Insurance Company
- Method for making foamed shoe material8 Sep 2026US 12,728,570 B2CCILU International Inc.
- Polyethylene sealant film with low friction containing recycled polymer8 Sep 2026US 12,728,630 B2Borealis AG
- High puncture resistant recyclable packaging film with polar polymer outer layer8 Oct 2026US 2026/0307317 A1ProAmpac Holdings Inc.
- 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
- Polymeric Microstructures and Systems and Methods for Making Same1 Oct 2026US 2026/0294795 A1The Board of Trustees of the Leland Stanford Junior University
- Method for producing a single- or multi-layered film, single- or multi-layered, extruded, simultaneously biaxially stretched and thermofixed film and corresponding uses1 Oct 2026US 2026/0295916 A1Kuhne Anlagenbau GmbH
Most cited
By later US patents
- Multilayer extrusion of angioplasty balloons635US 5,270,086 ASchneider (USA) Inc. · 1993
- Methods and compositions for oxygen scavenging190US 5,211,875 AW. R. Grace & Co.-Conn. · 1993
- Extrusion compositions having high drawdown and substantially reduced neck-in151US 5,582,923 AThe Dow Chemical Company · 1996
- Flexible, multiple-compartment drug container and method of making and using same132US 5,944,709 AB. Braun Medical Inc. · 1999
- Process for adjusting WVTR and other properties of a polyolefin film117US 6,258,308 B1Exxon Chemical Patents Inc. · 2001