B65G 69/186
With aspiration means
Official title: {with aspiration means}
B65G69/186 (With aspiration means) appears on 61 US grants and 37 published applications in this corpus.
Search patents in B65G- Granted patents
- 61
- Published applications
- 37
- Assignees
- 26
- Inventors
- 59
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 2 | 3 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 3 | 2 |
| 2015 | 3 | 5 |
| 2016 | 3 | 2 |
| 2017 | 4 | 2 |
| 2018 | 1 | 0 |
| 2019 | 2 | 4 |
| 2020 | 4 | 4 |
| 2021 | 4 | 3 |
| 2022 | 4 | 3 |
| 2023 | 2 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- High containment discharge station22 Apr 2025US 12,280,971 B2Fydec Holding SA
- Powder supply device7 Jan 2025US 12,187,559 B2Tsukasa Co., Ltd.
- Earth working machine having a dust extraction system with selectable filtration of the extracted dust-laden air26 Dec 2023US 11,851,829 B2Wirtgen GmbH
- Car dumper dust control system25 Jul 2023US 11,708,229 B2Air-Cure Incorporated
- Truck dumper dust control18 Oct 2022US 11,472,647 B2Air-Cure Incorporated
- Powder supply device20 Jul 2023US 2023/0227277 A1Tsukasa Co., Ltd.
- Truck dumper dust control8 Jun 2023US 2023/0174328 A1
- Car dumper dust control system16 Jun 2022US 2022/0185604 A1Air-Cure Incorporated
- Systems for controlling silica dust during hydraulic fracturing operations17 Mar 2022US 2022/0080479 A1Sierra Dust Control, LLC
- High containment discharge station24 Feb 2022US 2022/0055850 A1Fydec Holding SA
Most cited
By later US patents
- Dust suppressor apparatus65US 4,552,573 ACargill, Incorporated · 1985
- Coal stacking tower dust control system55US 4,306,895 ADravo Corporation · 1981
- Adjustable hood assembly54US 5,345,982 AGriffin Environmental Company, Inc. · 1994
- Systems and methods for controlling silica dust during hydraulic fracturing operations52US 8,881,749 B1Sierra Dust Control, LLC · 2014
- Nose cone for dust control49US 9,296,572 B2Associated Research - Edc Ltd · 2016