A01M 9/0038
Portable pneumatic dusters
Official title: {Portable pneumatic dusters, e.g. knapsack type (apparatus to be carried on or by a person B05B9/08)}
A01M9/0038 (Portable pneumatic dusters) appears on 21 US grants and 13 published applications in this corpus.
Search patents in A01M- Granted patents
- 21
- Published applications
- 13
- Assignees
- 9
- Inventors
- 45
- Latest grant
- 11 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Portable granular particle spreader11 Mar 2025US 12,246,337 B2
- Systems and methods for extermination of ants12 Dec 2023US 11,839,206 B2
- Backpack sprayer and container for spraying agent for a backpack sprayer30 Jan 2018US 9,878,338 B2Andreas Stihl AG & CO.KG
- Electrically powered hand spreader29 Dec 2015US 9,222,231 B2
- Portable spray apparatus9 Mar 2010US 7,673,813 B2Andreas Stihl AG & CO.KG
- Pest control device12 Mar 2026US 2026/0068868 A1
- Portable granular particle spreader18 May 2023US 2023/0149956 A1
- Systems and Methods for Extermination of Ants31 Dec 2020US 2020/0404900 A1
- Spreader Attachment1 Dec 2016US 2016/0345488 A1
- Backpack sprayer and container for spraying agent for a backpack sprayer7 Jan 2016US 2016/0001310 A1Andreas Stihl AG & CO.KG
Most cited
By later US patents
- Portable particulate material spreader52US 5,119,993 AS. C. Johnson & Son, Inc. · 1992
- Fertilizer spreader45US 4,474,327 AAllegretti & Company · 1984
- Portable garden powder duster40US 5,429,278 A1995
- Portable motor driven dusting apparatus38US 4,071,170 AMeiko Co., Ltd. · 1978
- Portable manually operated duster36US 4,089,441 A1978