B30B 11/24
Using screws or worms
Official title: using screws or worms
B30B11/24 (Using screws or worms) appears on 249 US grants and 118 published applications in this corpus.
Search patents in B30B- Granted patents
- 249
- Published applications
- 118
- Assignees
- 152
- Inventors
- 450
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 9 | 0 |
| 1978 | 11 | 0 |
| 1979 | 6 | 0 |
| 1980 | 5 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 8 | 0 |
| 1988 | 8 | 0 |
| 1989 | 9 | 0 |
| 1990 | 8 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 2 |
| 2002 | 1 | 4 |
| 2003 | 3 | 3 |
| 2004 | 4 | 5 |
| 2005 | 0 | 6 |
| 2006 | 5 | 3 |
| 2007 | 3 | 4 |
| 2008 | 2 | 4 |
| 2009 | 4 | 12 |
| 2010 | 0 | 7 |
| 2011 | 5 | 6 |
| 2012 | 4 | 4 |
| 2013 | 3 | 8 |
| 2014 | 7 | 7 |
| 2015 | 4 | 2 |
| 2016 | 7 | 8 |
| 2017 | 8 | 7 |
| 2018 | 3 | 4 |
| 2019 | 2 | 7 |
| 2020 | 7 | 4 |
| 2021 | 3 | 3 |
| 2022 | 3 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 3 |
| 2025 | 2 | 0 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Screw and twin-screw assembly for use in elastomer mixture extruders and associated method for extrusion of elastomer mixtures11 Aug 2026US 12,703,137 B2Pomini Rubber & Plastics S.r.l.
- Nozzle for extruding a material rich in protein and water, as well as an extrusion machine comprising such a nozzle3 Mar 2026US 12,564,993 B2Clextral
- System for molding and coating of pharmaceutical tablets17 Feb 2026US 12,551,407 B2Continuus Pharmaceuticals, Inc.
- Screw for an extruder and extruder device24 Jun 2025US 12,337,519 B2Gimac Di Maccagnan Giorgio
- Helical screw conveyor unit, worm shaft, worm extruder, and method for providing a worm shaft20 May 2025US 12,304,167 B2Kanadevia Inova AG
- A screw extruder and a method of controlling extrusion pressure in a screw extruder13 Aug 2026US 2026/0233278 A1Circmet AS
- Screw For An Extruder And Extruder Device12 Mar 2026US 2026/0070277 A1Gimac Di Maccagnan Giorgio
- Helical screw conveyor unit, worm shaft, worm extruder, and method for providing a worm shaft19 Dec 2024US 2024/0416607 A1Hitachi Zosen Inova AG
- Continuously operated texturizing apparatus22 Aug 2024US 2024/0278200 A1
- Nozzle for extruding a material rich in protein and water, as well as an extrusion machine comprising such a nozzle11 Jan 2024US 2024/0009909 A1Clextral
Most cited
By later US patents
- Apparatus for extruding flowable materials164US 5,358,397 AL&L Products, Inc. · 1994
- Twin-screw extruder having respective conical nose screw sections80US 4,875,847 AWenger Manufacturing, Inc. · 1989
- Method and apparatus for grinding chips into paper pulp73US 4,088,528 A1978
- Apparatus for the expansion of oil bearing seeds62US 4,373,434 ASimon-Rosedowns Limited · 1983
- High-output apparatus for producing dense, uniformly layered meat analogue product50US 4,118,164 AWenger Manufacturing, Inc. · 1978