B32B 2323/043
Hdpe, i.e. high density polyethylene
Official title: HDPE, i.e. high density polyethylene
B32B2323/043 (Hdpe, i.e. high density polyethylene) appears on 572 US grants and 381 published applications in this corpus.
Search patents in B32B- Granted patents
- 572
- Published applications
- 381
- Assignees
- 368
- Inventors
- 1,343
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 8 | 0 |
| 1981 | 6 | 0 |
| 1982 | 18 | 0 |
| 1983 | 13 | 0 |
| 1984 | 10 | 0 |
| 1985 | 9 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 9 | 0 |
| 1989 | 13 | 0 |
| 1990 | 17 | 0 |
| 1991 | 8 | 0 |
| 1992 | 13 | 0 |
| 1993 | 10 | 0 |
| 1994 | 17 | 0 |
| 1995 | 10 | 0 |
| 1996 | 28 | 0 |
| 1997 | 13 | 0 |
| 1998 | 24 | 0 |
| 1999 | 13 | 0 |
| 2000 | 23 | 0 |
| 2001 | 26 | 5 |
| 2002 | 16 | 41 |
| 2003 | 16 | 24 |
| 2004 | 30 | 35 |
| 2005 | 17 | 36 |
| 2006 | 5 | 9 |
| 2007 | 11 | 18 |
| 2008 | 8 | 4 |
| 2009 | 11 | 5 |
| 2010 | 6 | 3 |
| 2011 | 7 | 2 |
| 2012 | 1 | 5 |
| 2013 | 2 | 6 |
| 2014 | 3 | 7 |
| 2015 | 3 | 15 |
| 2016 | 6 | 11 |
| 2017 | 6 | 14 |
| 2018 | 6 | 26 |
| 2019 | 13 | 21 |
| 2020 | 15 | 17 |
| 2021 | 12 | 11 |
| 2022 | 14 | 19 |
| 2023 | 9 | 9 |
| 2024 | 13 | 15 |
| 2025 | 12 | 13 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Substrate for release sheets, and release sheet9 Jun 2026US 12,649,870 B2Lintec Corporation
- Recyclable packaging materials12 May 2026US 12,623,823 B1Printpack Illinois, Inc.
- Anisotropic thin polyethylene sheet and applications thereof and the process of making the same5 May 2026US 12,617,190 B2MuCell Extrusion, LLC
- Information handling system thin wall packaging14 Apr 2026US 12,600,551 B2Dell Products L. P.
- Recovered plastic cards7 Apr 2026US 12,596,904 B2CPI Card Group—Colorado, Inc.
- Polyolefinic packaging film27 Aug 2026US 2026/0249595 A1Rkw SE
- Multilayer film and method of preparation thereof2 Jul 2026US 2026/0184053 A1Cosmo First Limited
- Functional And Recyclable Materials With Electron Beam Crosslinking For Various Packaging Applications18 Jun 2026US 2026/0166872 A1Energy Sciences Inc.
- Packaging materials11 Jun 2026US 2026/0158768 A1adapa flexibles Denmark Slagelse AS
- Thermally bonded articles7 May 2026US 2026/0124825 A1Dow Global Technologies LLC
Most cited
By later US patents
- Lustrous satin appearing, opaque film compositions and method of preparing same221US 4,377,616 AMobil Oil Corporation · 1983
- Getter system for vacuum insulation panel197US 5,505,810 AWhirlpool Corporation · 1996
- Soft films having enhanced physical properties154US 5,376,439 AExxon Chemical Patents Inc. · 1994
- Porous film composites139US 5,169,712 AAmoco Corporation · 1992
- Films of polypropylene blends and polyethylene blends and articles made therewith135US 5,071,686 A1991