B29C 48/43
Ring extruders
B29C48/43 (Ring extruders) appears on 100 US grants and 106 published applications in this corpus.
Search patents in B29C- Granted patents
- 100
- Published applications
- 106
- Assignees
- 29
- Inventors
- 147
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 6 |
| 2005 | 2 | 6 |
| 2006 | 4 | 3 |
| 2007 | 1 | 4 |
| 2008 | 2 | 2 |
| 2009 | 3 | 7 |
| 2010 | 5 | 2 |
| 2011 | 3 | 5 |
| 2012 | 1 | 4 |
| 2013 | 5 | 5 |
| 2014 | 2 | 5 |
| 2015 | 5 | 8 |
| 2016 | 4 | 6 |
| 2017 | 7 | 6 |
| 2018 | 3 | 4 |
| 2019 | 9 | 9 |
| 2020 | 10 | 11 |
| 2021 | 5 | 4 |
| 2022 | 7 | 7 |
| 2023 | 4 | 1 |
| 2024 | 5 | 1 |
| 2025 | 3 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for manufacturing bulked continuous filament from recycled pet9 Jun 2026US 12,649,261 B2Aladdin Manufacturing Corporation
- Systems for manufacturing bulked continuous carpet filament23 Sep 2025US 12,420,453 B2Aladdin Manufacturing Corporation
- Methods for manufacturing bulked continuous carpet filament1 Jul 2025US 12,343,903 B2Aladdin Manufacturing Corporation
- Methods for manufacturing bulked continuous filament4 Feb 2025US 12,215,200 B2Aladdin Manufacturing Corporation
- Methods for manufacturing bulked continuous filament24 Dec 2024US 12,172,356 B2Aladdin Manufacturing Corporation
- Methods for manufacturing bulked continuous filament from recycled pet16 May 2024US 2024/0157605 A1Aladdin Manufacturing Corporation
- Systems for manufacturing bulked continuous carpet filament12 Oct 2023US 2023/0321875 A1Aladdin Manufacturing Corporation
- Methods for manufacturing bulked continuous filament10 Nov 2022US 2022/0355526 A1Aladdin Manufacturing Corporation
- Methods for manufacturing bulked continuous filament10 Nov 2022US 2022/0356321 A1Aladdin Manufacturing Corporation
- Moisture-curable adhesive compositions6 Oct 2022US 2022/0314514 A13M Innovative Properties Company
Most cited
By later US patents
- Multi-shaft thin-layer reactor73US 5,108,711 AHermann Berstorff Maschinenbau GmbH · 1992
- Apparatus for continuous processing of flowable materials72US 5,836,682 A1998
- Method and apparatus for the continuous production of high-molecular polymers68US 4,591,487 A1986
- Method and device for the reprocessing of a thermoplastic polycondensate61US 7,380,973 B2Buehler AG · 2008
- Extruder for producing molten plastic materials61US 7,513,677 B22009