B29C 48/30
Extrusion nozzles or dies
Official title: Extrusion nozzles or dies (extrusion characterised by the shape or cross-section of the extruded article B29C48/03)
B29C48/30 (Extrusion nozzles or dies) appears on 4,541 US grants and 3,757 published applications in this corpus.
Search patents in B29C- Granted patents
- 4,541
- Published applications
- 3,757
- Assignees
- 2,113
- Inventors
- 8,652
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 86 | 0 |
| 1977 | 70 | 0 |
| 1978 | 86 | 0 |
| 1979 | 53 | 0 |
| 1980 | 64 | 0 |
| 1981 | 75 | 0 |
| 1982 | 51 | 0 |
| 1983 | 47 | 0 |
| 1984 | 60 | 0 |
| 1985 | 68 | 0 |
| 1986 | 51 | 0 |
| 1987 | 62 | 0 |
| 1988 | 84 | 0 |
| 1989 | 95 | 0 |
| 1990 | 69 | 0 |
| 1991 | 85 | 0 |
| 1992 | 99 | 0 |
| 1993 | 94 | 0 |
| 1994 | 72 | 0 |
| 1995 | 86 | 0 |
| 1996 | 95 | 0 |
| 1997 | 101 | 0 |
| 1998 | 110 | 0 |
| 1999 | 91 | 0 |
| 2000 | 80 | 0 |
| 2001 | 85 | 29 |
| 2002 | 89 | 125 |
| 2003 | 113 | 147 |
| 2004 | 104 | 173 |
| 2005 | 67 | 144 |
| 2006 | 98 | 125 |
| 2007 | 63 | 108 |
| 2008 | 47 | 131 |
| 2009 | 52 | 165 |
| 2010 | 93 | 164 |
| 2011 | 89 | 159 |
| 2012 | 96 | 139 |
| 2013 | 89 | 155 |
| 2014 | 116 | 139 |
| 2015 | 105 | 146 |
| 2016 | 107 | 143 |
| 2017 | 97 | 190 |
| 2018 | 111 | 178 |
| 2019 | 141 | 163 |
| 2020 | 164 | 168 |
| 2021 | 121 | 180 |
| 2022 | 110 | 178 |
| 2023 | 126 | 152 |
| 2024 | 120 | 146 |
| 2025 | 137 | 131 |
| 2026 | 67 | 79 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 48/32With annular openings1,924
- B29C 48/305Having a wide opening1,258
- B29C 48/345Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding694
- B29C 48/304Specially adapted for bringing together components377
- B29C 48/35With rollers310
- B29C 48/303Using dies or die parts movable in a closed circuit279
- B29C 48/302Being adjustable, i.e. having adjustable exit sections202
- B29C 48/3001Characterised by the material or their manufacturing process185
All 9 subgroupsShow fewer
Recent patents
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- Slot die coating using concave die lip over deformable back-up roll15 Sep 2026US 12,734,544 B23M Innovative Properties Company
- Extrusion assembly for manufacturing extruded material15 Sep 2026US 12,734,742 B2Green Fox Plastics, LLC
- Recyclable multilayer films having a heco-based core layer8 Oct 2026US 2026/0307321 A1
- Method for forming a stress-free multilayer pvc sheet material17 Sep 2026US 2026/0273910 A1Kreafin Group SA
- Method and apparatus for obtaining doses for forming an annular seal10 Sep 2026US 2026/0264304 A1Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
- Modular Nozzle for Coaxial Extrusion10 Sep 2026US 2026/0264305 A1Cellink Bioprinting AB
- Equipment and process for three-dimensional printing composite materials3 Sep 2026US 2026/0257422 A1Moi Composites S.R.L.
Most cited
By later US patents
- Method for forming nonwoven webs1,405US 4,340,563 AKimberly-Clark Corporation · 1982
- Polyolefin-containing extrudable compositions and methods for their formation into elastomeric products including microfibers991US 4,663,220 AKimberly-Clark Corporation · 1987
- Multilayer polymeric film481US 5,006,394 AThe Procter & Gamble Company · 1991
- Thermoplastic planks and methods for making the same450US 6,617,009 B1Mannington Mills, Inc. · 2003
- Tubing327US 5,533,985 A1996