B65G 53/04
Conveying materials in bulk pneumatically through pipes or tubes
Official title: Conveying materials in bulk pneumatically through pipes or tubes; Air slides
B65G53/04 (Conveying materials in bulk pneumatically through pipes or tubes) appears on 850 US grants and 711 published applications in this corpus.
Search patents in B65G- Granted patents
- 850
- Published applications
- 711
- Assignees
- 483
- Inventors
- 1,385
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 18 | 0 |
| 1978 | 21 | 0 |
| 1979 | 7 | 0 |
| 1980 | 7 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 13 | 0 |
| 1984 | 9 | 0 |
| 1985 | 15 | 0 |
| 1986 | 11 | 0 |
| 1987 | 12 | 0 |
| 1988 | 10 | 0 |
| 1989 | 13 | 0 |
| 1990 | 15 | 0 |
| 1991 | 13 | 0 |
| 1992 | 16 | 0 |
| 1993 | 8 | 0 |
| 1994 | 11 | 0 |
| 1995 | 7 | 0 |
| 1996 | 9 | 0 |
| 1997 | 7 | 0 |
| 1998 | 11 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 13 | 4 |
| 2002 | 11 | 8 |
| 2003 | 12 | 15 |
| 2004 | 19 | 14 |
| 2005 | 7 | 12 |
| 2006 | 12 | 11 |
| 2007 | 8 | 16 |
| 2008 | 10 | 19 |
| 2009 | 12 | 15 |
| 2010 | 10 | 23 |
| 2011 | 8 | 18 |
| 2012 | 13 | 21 |
| 2013 | 12 | 22 |
| 2014 | 13 | 43 |
| 2015 | 27 | 54 |
| 2016 | 46 | 50 |
| 2017 | 53 | 62 |
| 2018 | 56 | 54 |
| 2019 | 37 | 47 |
| 2020 | 41 | 37 |
| 2021 | 37 | 37 |
| 2022 | 28 | 30 |
| 2023 | 28 | 26 |
| 2024 | 26 | 32 |
| 2025 | 23 | 25 |
| 2026 | 21 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Edge-banding machine with pneumatic adhesive granulate feed29 Sep 2026US 12,746,568 B2Maschinenbau Hebrock GmbH
- Receiver, assemblies, and methods for loading and extracting product in elevated tower15 Sep 2026US 12,735,276 B2Industrial Vacuum Transfer Services USA, LLC
- Apparatus for conveying polyolefin particles8 Sep 2026US 12,729,076 B2JSP International SARL
- Decompressing unit for an apparatus for conveying polymer particles8 Sep 2026US 12,729,077 B2FOX Velution GmbH
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Sep 2026US 12,722,911 B2Industrial Vacuum Transfer Services USA, LLC
- Add on auto clean assembly for a vacuum filtration system of a dry bulk trailer and method of using the same8 Oct 2026US 2026/0306984 A1Bulk Tank, Inc.
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Oct 2026US 2026/0296806 A1Industrial Vacuum Transfer Services USA, LLC
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Oct 2026US 2026/0296807 A1Industrial Vacuum Transfer Services USA, LLC
- Assemblies and methods for material extraction from retention collections24 Sep 2026US 2026/0285620 A1Industrial Vacuum Transfer Services USA, LLC
- Receiver, assemblies, and methods for loading and extracting product in elevated tower24 Sep 2026US 2026/0285621 A1Industrial Vacuum Transfer Services USA, LLC
Most cited
By later US patents
- Transport container for the transport of bulk material89US 4,909,556 A1990
- Particulate delivery system86US 5,071,289 AAlpheus Cleaning Technologies Corp. · 1991
- Industrial vacuum loader with dust removal means for bag house filtration system75US 4,017,281 A1977
- Process and device for pneumatically conveying powdery substances and their use63US 6,325,572 B12001
- Fluidized bed discharge bin61US 5,096,096 AThomas Conveyor Company · 1992