B29C 48/345
Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding
Official title: Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
B29C48/345 (Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding) appears on 694 US grants and 731 published applications in this corpus.
Search patents in B29C- Granted patents
- 694
- Published applications
- 731
- Assignees
- 439
- Inventors
- 1,655
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 11 | 0 |
| 1978 | 14 | 0 |
| 1979 | 8 | 0 |
| 1980 | 8 | 0 |
| 1981 | 9 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 9 | 0 |
| 1993 | 11 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 9 | 0 |
| 1997 | 17 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 1 | 0 |
| 2001 | 8 | 6 |
| 2002 | 6 | 6 |
| 2003 | 13 | 29 |
| 2004 | 11 | 18 |
| 2005 | 13 | 24 |
| 2006 | 10 | 20 |
| 2007 | 11 | 21 |
| 2008 | 12 | 11 |
| 2009 | 11 | 20 |
| 2010 | 16 | 25 |
| 2011 | 9 | 32 |
| 2012 | 16 | 30 |
| 2013 | 21 | 40 |
| 2014 | 28 | 36 |
| 2015 | 18 | 39 |
| 2016 | 31 | 31 |
| 2017 | 19 | 49 |
| 2018 | 28 | 36 |
| 2019 | 33 | 31 |
| 2020 | 32 | 35 |
| 2021 | 28 | 43 |
| 2022 | 18 | 47 |
| 2023 | 25 | 33 |
| 2024 | 25 | 24 |
| 2025 | 31 | 31 |
| 2026 | 17 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Underwater pelletizer22 Sep 2026US 12,741,398 B2Maag Germany GmbH
- Method and extrusion die for making a structuring fabric11 Aug 2026US 12,703,136 B2Voith Patent GmbH
- Foamed particles of aromatic polyester resin, production method therefor, molded foam, and member for vehicle11 Aug 2026US 12,703,776 B2Sekisui Kasei Co., Ltd.
- Plant for making spunbond type polymeric filament23 Jun 2026US 12,662,760 B2Fratelli Ceccato Milano S.R.L.
- System for continuous manufacturing of semi-finished products16 Jun 2026US 12,654,380 B2Compagnie Generales Des Etablissements Michelin
- Method and apparatus for obtaining doses for forming an annular seal10 Sep 2026US 2026/0264304 A1Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
- Resin cutting apparatus, pelletizer, and method of controlling resin cutting apparatus27 Aug 2026US 2026/0249518 A1The Japan Steel Works, Ltd.
- Die plate assembly for a pelletising apparatus, and a pelletising apparatus having same30 Jul 2026US 2026/0216938 A1Nordson Corporation
- Process for the production of polyolefin pellets23 Jul 2026US 2026/0208394 A1Ineos Europe AG
- Device and method for the additive manufacture of a three-dimensional object23 Jul 2026US 2026/0208443 A1Compagnie Generale Des Etablissements Michelin
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
- Extrusion apparatus for three-dimensional modeling313US 6,749,414 B1Stratasys, Inc. · 2004
- Melt blowing process241US 3,978,185 AExxon Research & Engineering Co. · 1976
- Embedding and encapsulation of controlled release particles188US 6,190,591 B1General Mills, Inc. · 2001