B29B 7/78
By gravity
Official title: by gravity, e.g. falling particle mixers
B29B7/78 (By gravity) appears on 41 US grants and 34 published applications in this corpus.
Search patents in B29B- Granted patents
- 41
- Published applications
- 34
- Assignees
- 33
- Inventors
- 83
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 4 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 2 |
| 2014 | 0 | 3 |
| 2015 | 1 | 3 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 0 |
| 2019 | 2 | 0 |
| 2020 | 1 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 4 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for processing bulk material18 Aug 2026US 12,709,043 B2Coperion GmbH
- Deodorization apparatus and method16 Jun 2026US 12,654,362 B2Piovan S.P.A.
- Self-cleaning gravimetric and volumetric dosing apparatuses23 Jul 2024US 12,042,956 B2Ampacet Corporation
- Feeder unit, feeder module comprising feeder units, and method for discharging a constant mass flow of one or more powders into a receiving container25 Oct 2022US 11,479,374 B2Gea Procss Engineering NV
- Method for performing a material change in a feeding device of an extruder30 Nov 2021US 11,186,012 B2Windmoller & Holscher
- Injection molding pellet and pellet producing method8 Jan 2026US 2026/0008205 A1c/o NISSEI PLASTIC INDUSTRIAL CO., LTD.
- Injection molding pellet and pellet producing method17 Oct 2024US 2024/0342958 A1Nissei Plastic Industrial Co., Ltd.
- Conveyor Module, Small Fragments of Which are Magnetically and X-Ray Detectable28 Dec 2023US 2023/0416002 A1Safari Belting Systems, Inc.
- Deodorization apparatus and method24 Aug 2023US 2023/0264390 A1Piovan S.P.A.
- Mixing silo for bulk material, production plant with a mixing silo of this type and method for operating a mixing silo of this type27 Jul 2023US 2023/0234009 A1Coperion GmbH
Most cited
By later US patents
- Process for mixing and proportioning several mixing components101US 4,498,783 AWerner & Pfleiderer · 1985
- Batching system99US 3,959,636 AMangood Corporation · 1976
- Method and apparatus for metering and blending different material ingredients97US 5,148,943 AHydreclaim Corporation · 1992
- Apparatus for mixing and proportioning several mixing components86US 4,544,279 AWerner & Pfleiderer · 1985
- Weigh scale blender and method75US 6,007,236 A1999