B29C 48/022
Extrusion moulding, i.e. expressing the moulding material through a die or nozzle
Official title: {characterised by the choice of material}
B29C48/022 (Extrusion moulding, i.e. expressing the moulding material through a die or nozzle) appears on 3,206 US grants and 4,291 published applications in this corpus.
Search patents in B29C- Granted patents
- 3,206
- Published applications
- 4,291
- Assignees
- 2,001
- Inventors
- 9,610
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 23 | 0 |
| 1977 | 14 | 0 |
| 1978 | 29 | 0 |
| 1979 | 19 | 0 |
| 1980 | 25 | 0 |
| 1981 | 27 | 0 |
| 1982 | 30 | 0 |
| 1983 | 17 | 0 |
| 1984 | 29 | 0 |
| 1985 | 17 | 0 |
| 1986 | 15 | 0 |
| 1987 | 16 | 0 |
| 1988 | 25 | 0 |
| 1989 | 33 | 0 |
| 1990 | 31 | 0 |
| 1991 | 29 | 0 |
| 1992 | 29 | 0 |
| 1993 | 39 | 0 |
| 1994 | 35 | 0 |
| 1995 | 29 | 0 |
| 1996 | 26 | 0 |
| 1997 | 31 | 0 |
| 1998 | 52 | 0 |
| 1999 | 46 | 0 |
| 2000 | 39 | 0 |
| 2001 | 31 | 17 |
| 2002 | 31 | 45 |
| 2003 | 45 | 81 |
| 2004 | 51 | 73 |
| 2005 | 30 | 92 |
| 2006 | 39 | 82 |
| 2007 | 22 | 83 |
| 2008 | 30 | 72 |
| 2009 | 26 | 79 |
| 2010 | 46 | 101 |
| 2011 | 47 | 102 |
| 2012 | 63 | 112 |
| 2013 | 71 | 157 |
| 2014 | 85 | 182 |
| 2015 | 92 | 217 |
| 2016 | 123 | 205 |
| 2017 | 152 | 291 |
| 2018 | 170 | 258 |
| 2019 | 165 | 235 |
| 2020 | 168 | 263 |
| 2021 | 165 | 255 |
| 2022 | 176 | 313 |
| 2023 | 169 | 268 |
| 2024 | 179 | 286 |
| 2025 | 191 | 235 |
| 2026 | 134 | 187 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Molding material, molded article, and production method for molding material6 Oct 2026US 12,752,321 B2Glencal Technology Co., Ltd.
- Monitoring system for straw manufacturing apparatus22 Sep 2026US 12,741,408 B2New WinCup Holdings, Inc.
- Biaxially oriented film15 Sep 2026US 12,734,740 B2NOVA Chemicals (International) S.A.
- Extrusion methods for manufacturing seaweed-based films and pellets15 Sep 2026US 12,734,741 B2Notpla Limited
- Full polyethylene blown film through double bubble process15 Sep 2026US 12,734,792 B2ExxonMobil Chemical Patents Inc.
- Methods and machines for making oral products8 Oct 2026US 2026/0307315 A1Altria Client Services LLC
- Product8 Oct 2026US 2026/0307316 A1Kuraray Co., Ltd.
- 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.
- Recyclable multilayer films having a heco-based core layer8 Oct 2026US 2026/0307321 A1
Most cited
By later US patents
- Elastic substantially linear olefin polymers1,374US 5,272,236 AThe Dow Chemical Company · 1993
- Elastic substantialy linear olefin polymers1,117US 5,278,272 AThe Dow Chemical Company · 1994
- Extrusion apparatus for three-dimensional modeling313US 6,749,414 B1Stratasys, Inc. · 2004
- Microporous materials incorporating a nucleating agent and methods for making same297US 4,726,989 AMinnesota Mining and Manufacturing Company · 1988
- Radially expandable tubular polytetrafluoroethylene grafts and method of making same250US 6,039,755 AImpra, Inc., a Division of C.R. Bard, Inc. · 2000