B29C 48/38
Using two or more serially arranged screws in the same barrel
Official title: using two or more serially arranged screws in the same barrel
B29C48/38 (Using two or more serially arranged screws in the same barrel) appears on 246 US grants and 193 published applications in this corpus.
Search patents in B29C- Granted patents
- 246
- Published applications
- 193
- Assignees
- 134
- Inventors
- 480
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 10 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 9 | 3 |
| 2002 | 14 | 15 |
| 2003 | 4 | 10 |
| 2004 | 9 | 9 |
| 2005 | 5 | 9 |
| 2006 | 10 | 9 |
| 2007 | 5 | 4 |
| 2008 | 2 | 7 |
| 2009 | 5 | 9 |
| 2010 | 6 | 13 |
| 2011 | 0 | 4 |
| 2012 | 13 | 9 |
| 2013 | 3 | 9 |
| 2014 | 6 | 8 |
| 2015 | 6 | 12 |
| 2016 | 4 | 5 |
| 2017 | 14 | 9 |
| 2018 | 5 | 8 |
| 2019 | 12 | 10 |
| 2020 | 10 | 12 |
| 2021 | 5 | 2 |
| 2022 | 7 | 9 |
| 2023 | 3 | 3 |
| 2024 | 5 | 3 |
| 2025 | 6 | 1 |
| 2026 | 1 | 1 |
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
- Extruder screw for a multi-screw extruder4 Nov 2025US 12,459,184 B2Gneuss GmbH
- Systems for manufacturing bulked continuous carpet filament23 Sep 2025US 12,420,453 B2Aladdin Manufacturing Corporation
- Systems and methods for manufacturing bulked continuous filament from colored recycled PET23 Sep 2025US 12,420,509 B2Aladdin Manufacturing Corporation
- Method for the devulcanization of a vulcanized rubber mixture, device for carrying out the method and use of the device for the devulcanization of a vulcanized rubber mixture19 Aug 2025US 12,391,821 B2Continental Reifen Deutschland GmbH
- Extruder screw for a multi-screw extruder26 Feb 2026US 2026/0054440 A1Gneuss GmbH
- Systems and methods for recycling wet waste materials29 May 2025US 2025/0170760 A1Batech Corporation
- System and a method for extrusion of material15 Aug 2024US 2024/0269911 A1Wimao Oy
- Methods for manufacturing bulked continuous filament from recycled pet16 May 2024US 2024/0157605 A1Aladdin Manufacturing Corporation
- Systems and methods for manufacturing bulked continuous filament from colored recyled pet8 Feb 2024US 2024/0042717 A1Aladdin Manufacturing Corporation
Most cited
By later US patents
- Methods for manufacturing molded sheets having a high starch content113US 5,810,961 AE. Khashoggi Industries · 1998
- Compositions having a high ungelatinized starch content and sheets molded therefrom103US 5,736,209 AE. Kashoggi, Industries, LLC · 1998
- Process for making thermoplastic-biofiber composite materials and articles including a poly(vinylchloride) component94US 6,280,667 B1Andersen Corporation · 2001
- Compositions and methods for manufacturing sealable, liquid-tight containers comprising an inorganically filled matrix87US 5,738,921 AE. Khashoggi Industries · 1998
- Process for high shear gas-liquid reactions79US 6,742,774 B2Holl Technologies Company · 2004