B65G 53/20
Of an air slide
Official title: of an air slide, e.g. a trough
B65G53/20 (Of an air slide) appears on 36 US grants and 22 published applications in this corpus.
Search patents in B65G- Granted patents
- 36
- Published applications
- 22
- Assignees
- 27
- Inventors
- 61
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 3 | 0 |
| 2007 | 0 | 2 |
| 2008 | 2 | 0 |
| 2009 | 1 | 3 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 2 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus for conveying polyolefin particles8 Sep 2026US 12,729,076 B2JSP International SARL
- Precision flow feeding device25 Jul 2023US 11,708,225 B2REEL Alesa AG
- Mass-flow hopper10 May 2022US 11,325,776 B1The Young Industries, Inc.
- Material conveying apparatus and method30 Jun 2020US 10,696,496 B2Schenck Process UK Limited
- Automated dosage-dispensing system for powdery substances, and method of ascertaining that the system is ready for operation7 Jan 2020US 10,527,483 B2Mettler-Toledo AG
- Apparatus for conveying polyolefin particles20 Mar 2025US 2025/0091818 A1JSP International SARL
- Precision flow feeding device9 Jun 2022US 2022/0177238 A1REEL Alesa AG
- Material conveying apparatus and method11 Jul 2019US 2019/0210817 A1Schenck Process UK Limited
- Automated dosage-dispensing system for powdery substances, and method of ascertaining that the system is ready for operation31 May 2018US 2018/0149512 A1Mettler-Toledo AG
- Ship loading system24 May 2018US 2018/0141764 A1FLSmidth A/S
Most cited
By later US patents
- Pneumatic conveyor device and method35US 7,144,204 B2Claudius Peters Technologies GmbH · 2006
- System for handling bulk particulate materials21US 6,609,871 B2The Young Industries, Inc. · 2003
- System and method for handling bulk materials20US 7,137,759 B1The Young Industries, Inc. · 2006
- Fluidized bed for treating granular material19US 4,033,555 AThe Motch & Merryweather Machinery Company · 1977
- Process for conveyance of powder materials in hyperdense phase applicable to bypassing obstacles17US 6,402,437 B1Aluminium Pechiney · 2002