B29C 48/25682
For screws
Official title: {for screws}
B29C48/25682 (For screws) appears on 10 US grants and 13 published applications in this corpus.
Search patents in B29C- Granted patents
- 10
- Published applications
- 13
- Assignees
- 8
- Inventors
- 25
- Latest grant
- 19 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 5 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 5 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Extruder screw handling device19 Mar 2024US 11,930,793 B2Buhler AG
- Rotor with anti-wear device and means for attaching same25 Oct 2022US 11,478,955 B2Compagnie Generale Des Etablissements Michelin
- Torpedo for extruder19 Apr 2022US 11,305,460 B2Compagnie Generale Des Etablissements Michelin
- High specific mechanical energy extrusion screw assembly22 Feb 2022US 11,254,041 B2Wenger Manufacturing, Inc.
- Extruder screw with alternately-arranged conveyance portions and extruders and extrusion methods using the extruder screw25 Jan 2022US 11,229,889 B2Shibaura Machine Co., Ltd.
- Extruder screw and procedure to manufacture the same24 Jul 2025US 2025/0236059 A1
- Screw extruder and method for producing same2 May 2024US 2024/0140014 A1
- Extruder screw handling device4 Aug 2022US 2022/0240485 A1Buhler AG
- Rotor with anti-wear device and means for attaching same15 Jul 2021US 2021/0213646 A1Compagnie Generale Des Etablissements Michelin
- High specific mechanical energy extrusion screw assembly16 Apr 2020US 2020/0113222 A1Wenger Manufacturing, Inc.
Most cited
By later US patents
- Extruder screw with alternately-arranged conveyance portions and extruders and extrusion methods using the extruder screw7US 11,229,889 B2Shibaura Machine Co., Ltd. · 2022
- Extruder screw including conveyance portions and paths within the conveyance portions, extruder, and extrusion method7US 11,230,033 B2Shibaura Machine Co., Ltd. · 2022
- Apparatus for varying pressure within a screw channel6US 4,723,847 A1988
- High specific mechanical energy extrusion screw assembly3US 10,624,382 B2Wenger Manufacturing, Inc. · 2020
- High specific mechanical energy extrusion screw assembly1US 11,254,041 B2Wenger Manufacturing, Inc. · 2022