B29C 2948/9239
Screw or gear
B29C2948/9239 (Screw or gear) appears on 93 US grants and 71 published applications in this corpus.
Search patents in B29C- Granted patents
- 93
- Published applications
- 71
- Assignees
- 71
- Inventors
- 217
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 4 |
| 2003 | 4 | 4 |
| 2004 | 5 | 3 |
| 2005 | 3 | 5 |
| 2006 | 3 | 4 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 2 | 3 |
| 2010 | 1 | 6 |
| 2011 | 2 | 4 |
| 2012 | 4 | 3 |
| 2013 | 8 | 4 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 2 | 3 |
| 2019 | 2 | 4 |
| 2020 | 4 | 7 |
| 2021 | 1 | 3 |
| 2022 | 3 | 1 |
| 2023 | 3 | 1 |
| 2024 | 3 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compounding extruder for producing polypropylene composition19 May 2026US 12,629,876 B2Sabic Global Technologies B.V.
- Device and method for extruding plastic30 Sep 2025US 12,427,705 B2Starlinger & Co Gesellschaft M.B.H.
- Device and method for producing a dyed and an undyed plastic melt3 Sep 2024US 12,076,904 B2Coperion GmbH
- Systems and methods for manufacturing bulked continuous filament27 Aug 2024US 12,070,886 B2Aladdin Manufacturing Corporation
- Extruder with axial displacement9 Jan 2024US 11,865,777 B2Universiteit Gent
- Method for operating an extruder, computer program, controller, and extruder28 May 2026US 2026/0145364 A1
- Screw piece assembly error detecting device, screw piece assembly error detecting method, and computer program19 Jun 2025US 2025/0196424 A1
- Molding machine system, torque derivation system, torque derivation method and program5 Dec 2024US 2024/0399639 A1The Japan Steel Works, Ltd.
- Non-Transitory Computer Readable Recording Medium, Abnormality Detection Method, Abnormality Detection Apparatus, Molding Machine System and Method of Generating Learning Model28 Mar 2024US 2024/0100763 A1The Japan Steel Works, Ltd.
- Compounding extruder for producing polypropylene composition30 Nov 2023US 2023/0382037 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Extruder viscosity control system and method88US 4,721,589 AHarrel, Inc. · 1988
- Apparatus for controlling a plastic extruder66US 4,197,070 AOwens-Illinois, Inc. · 1980
- Method for making extruded, oriented fiber59US 6,613,254 B1Ethicon, Inc. · 2003
- Systems and methods for manufacturing bulked continuous filament58US 8,597,553 B1Mohawk Industries, Inc. · 2013
- Systems and methods for manufacturing bulked continuous filament51US 9,550,338 B2Mohawk Industries, Inc. · 2017