B01D 2259/4558
For being employed as mobile cleaners for ambient air, i.e. the earth's
Official title: for being employed as mobile cleaners for ambient air, i.e. the earth's atmosphere
B01D2259/4558 (For being employed as mobile cleaners for ambient air, i.e. the earth's) appears on 76 US grants and 100 published applications in this corpus.
Search patents in B01D- Granted patents
- 76
- Published applications
- 100
- Assignees
- 58
- Inventors
- 214
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 6 |
| 2002 | 2 | 3 |
| 2003 | 5 | 3 |
| 2004 | 4 | 5 |
| 2005 | 2 | 6 |
| 2006 | 4 | 4 |
| 2007 | 2 | 3 |
| 2008 | 2 | 5 |
| 2009 | 0 | 4 |
| 2010 | 5 | 8 |
| 2011 | 1 | 3 |
| 2012 | 3 | 4 |
| 2013 | 4 | 7 |
| 2014 | 1 | 4 |
| 2015 | 6 | 1 |
| 2016 | 2 | 2 |
| 2017 | 2 | 1 |
| 2018 | 2 | 2 |
| 2019 | 2 | 4 |
| 2020 | 1 | 3 |
| 2021 | 3 | 3 |
| 2022 | 6 | 5 |
| 2023 | 1 | 2 |
| 2024 | 1 | 4 |
| 2025 | 1 | 3 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle, fleet, and method for treating environment air15 Sep 2026US 12,734,886 B2MANN+HUMMEL Ventures Pte. Ltd.
- Pollutant capturer and mobilizer8 Sep 2026US 12,729,640 B2
- Transportable carbon dioxide capture device and method17 Feb 2026US 12,551,839 B2Populace, LLC
- Filtering byproducts of CIPP installation17 Jun 2025US 12,330,112 B2INA Acquisition Corp.
- Pollutant capturer and mobilizer5 Mar 2024US 11,918,949 B2
- Recovery management method, recovery management server, and adsorption device10 Sep 2026US 2026/0263986 A1Kojima Industries Corporation
- Mobile toxic gas purification device20 Aug 2026US 2026/0241323 A1Hanso Inc.
- Mobile dehumidifier water supply system14 May 2026US 2026/0131281 A1
- Portable air purifier16 Apr 2026US 2026/0102738 A1Hanon Systems
- Carbon dioxide recovery device29 Jan 2026US 2026/0027517 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Air purification and decontamination for hazmat suits100US 7,658,891 B12010
- Mobile airborne air cleaning station81US 5,147,429 A1992
- Systems and methods for extraction of carbon dioxide from air71US 7,699,909 B2The Trustees of Columbia University in the City of New York · 2010
- Method and device for cleaning the atmosphere67US 6,190,627 B1Engelhard Corporation · 2001
- Method and device for cleaning the atmosphere67US 6,569,393 B1Engelhard Corporation · 2003