B01F 27/1143
Screw-shaped
Official title: screw-shaped, e.g. worms
B01F27/1143 (Screw-shaped) appears on 236 US grants and 208 published applications in this corpus.
Search patents in B01F- Granted patents
- 236
- Published applications
- 208
- Assignees
- 189
- Inventors
- 563
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 7 | 0 |
| 1985 | 7 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 5 |
| 2003 | 3 | 8 |
| 2004 | 4 | 12 |
| 2005 | 8 | 3 |
| 2006 | 4 | 2 |
| 2007 | 1 | 4 |
| 2008 | 0 | 1 |
| 2009 | 0 | 6 |
| 2010 | 2 | 5 |
| 2011 | 3 | 4 |
| 2012 | 1 | 1 |
| 2013 | 3 | 8 |
| 2014 | 0 | 5 |
| 2015 | 9 | 19 |
| 2016 | 5 | 4 |
| 2017 | 10 | 8 |
| 2018 | 9 | 15 |
| 2019 | 9 | 8 |
| 2020 | 9 | 14 |
| 2021 | 9 | 11 |
| 2022 | 17 | 11 |
| 2023 | 7 | 20 |
| 2024 | 6 | 11 |
| 2025 | 18 | 12 |
| 2026 | 6 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Screw having a web formed undercut for an extruder or conveyor1 Sep 2026US 12,722,129 B2EREMA Engineering Recycling Maschinen und Anlagen Gesellschaft m.b.H.
- Feed mixer and liner therefor4 Aug 2026US 12,696,920 B2
- Zero contact screw and ergonomic housing portioning device30 Jun 2026US 12,667,818 B2Henry & Sons, Inc.
- Plunger mixer device12 May 2026US 12,623,192 B2Sub-Mergent Technologies, Inc.
- Magnetic stirring apparatus for precise fluid management and fluid dynamics control24 Mar 2026US 12,582,949 B2Flxr Engineering Co., Ltd.
- Bone Cement System And Related Assemblies And Methods17 Sep 2026US 2026/0272527 A1Stryker Corporation
- Magnetic stirring apparatus for precise fluid management and fluid dynamics control27 Aug 2026US 2026/0249260 A1Flxr Engineering Co., Ltd.
- Tapered vertical blender with removable lid and anti-torque mount30 Jul 2026US 2026/0216674 A1AG Growth International Inc.
- Bulk store management during load-in of grain9 Jul 2026US 2026/0192264 A1Grain Weevil Corporation
- Mixing spray apparatus and method14 May 2026US 2026/0131339 A1Entertake Co., Ltd.
Most cited
By later US patents
- Surgical adhesives mixing and dispensing implement118US 5,071,040 APfizer Hospital Products Group, Inc. · 1991
- Parallel semicontinuous or continuous reactors94US 6,994,827 B2Symyx Technologies, Inc. · 2006
- Apparatus for forming mixtures of fluids42US 4,526,215 A1985
- Methods, materials and apparatus for treating bone and other tissue41US 8,361,078 B2DePuy Spine, Inc. · 2013
- Filled, microwave expandable snack food product and method and apparatus for its production39US 5,124,161 ANabisco Brands, Inc. · 1992