B01F 27/92
With helices or screws
Official title: with helices or screws
B01F27/92 (With helices or screws) appears on 266 US grants and 279 published applications in this corpus.
Search patents in B01F- Granted patents
- 266
- Published applications
- 279
- Assignees
- 207
- Inventors
- 628
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 6 | 6 |
| 2003 | 5 | 5 |
| 2004 | 2 | 13 |
| 2005 | 6 | 12 |
| 2006 | 5 | 4 |
| 2007 | 3 | 7 |
| 2008 | 4 | 6 |
| 2009 | 3 | 9 |
| 2010 | 2 | 6 |
| 2011 | 7 | 8 |
| 2012 | 3 | 9 |
| 2013 | 10 | 8 |
| 2014 | 4 | 7 |
| 2015 | 8 | 12 |
| 2016 | 6 | 12 |
| 2017 | 8 | 15 |
| 2018 | 6 | 15 |
| 2019 | 14 | 11 |
| 2020 | 15 | 17 |
| 2021 | 8 | 26 |
| 2022 | 17 | 16 |
| 2023 | 12 | 17 |
| 2024 | 11 | 12 |
| 2025 | 13 | 12 |
| 2026 | 5 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cell separation apparatus for bioreactor6 Oct 2026US 12,753,381 B2Alit Biotech (Shanghai) Co., Ltd.
- Feed mixer and liner therefor4 Aug 2026US 12,696,920 B2
- Methods and devices for radioactive waste solidification28 Jul 2026US 12,694,999 B1AVANTech, Inc.
- Grinding mill liner2 Jun 2026US 12,642,188 B2Bradken Resources Pty Limited
- Kneading machine for food doughs with sealing of kneading tools17 Mar 2026US 12,575,577 B2Diosna Dierks & SöHne GmbH
- Methods and devices for radioactive waste solidification8 Oct 2026US 2026/0311904 A1AVANTech, Inc.
- Compositions and methods for infusion of nuts, seeds, legumes, grains and coffee husks13 Aug 2026US 2026/0232773 A1Eterno Wellvations LLC
- Cosmetic bottle cream stirring and mixing structure6 Aug 2026US 2026/0224010 A1Guangdong Efa Packaging Industrial Co.,Ltd.
- Rapid mixing polymerization process6 Aug 2026US 2026/0226210 A1Borealis AG
- Tapered vertical blender and media coating system using same30 Jul 2026US 2026/0216675 A1AG Growth International Inc.
Most cited
By later US patents
- Paste feeding apparatus67US 5,265,773 AKabushiki Kaisha Marukomu · 1993
- Electric spiral blade recycle food mixer62US 5,636,923 A1997
- Method and apparatus for mixing and separating two liquid phases while preventing aeration and emulsions using a mixer-settler52US 5,185,081 AOutokumpu Oy · 1993
- Soft-frozen confection blending and dispensing freezer50US 7,665,398 B2Flavor Burst Co., L.L.P. · 2010
- Vial package for a bone cement mixer and dispenser49US 6,024,480 AImmedica · 2000