B01D 46/0098
Protecting coverages on the filter which is removed before the filter is
Official title: {Protecting coverages on the filter which is removed before the filter is used, protection of filter, packaging}
B01D46/0098 (Protecting coverages on the filter which is removed before the filter is) appears on 29 US grants and 31 published applications in this corpus.
Search patents in B01D- Granted patents
- 29
- Published applications
- 31
- Assignees
- 23
- Inventors
- 84
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 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 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 3 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 2 | 3 |
| 2019 | 0 | 1 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 1 | 5 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Filter element9 Apr 2024US 11,951,432 B2Consair Oy
- Air filter apparatuses and related methods5 Jul 2022US 11,376,538 B2
- Filter cartridges; features and methods of assembly; air cleaner assemblies; and, filter cartridge combinations7 Dec 2021US 11,192,053 B2Donaldson Company, Inc.
- Filter cap assembly including protective baffle and method of use26 Oct 2021US 11,155,393 B2Performance Systematix, Inc.
- Filter elements, related filter assembly and filter package10 Sep 2026US 2026/0263981 A1Donaldson Company, Inc.
- Filter element and method for servicing a filter system1 May 2025US 2025/0135385 A1Donaldson Company, Inc.
- Breathing tube with a more easily interchangeable breathing-gas filter20 Mar 2025US 2025/0090787 A1Hamilton Medical AG
- Filter element paper component and air filter mesh5 Oct 2023US 2023/0311045 A1
- Electroscopic material packaging1 Dec 2022US 2022/0380104 A1
Most cited
By later US patents
- Filtering unit for biological fluids55US 4,321,139 AAmerican Home Products Corporation · 1982
- Air filter44US 7,481,863 B2Mann+Hummel GmbH · 2009
- Room air decontamination device41US 5,837,040 AInternational Decontamination Systems LLC · 1998
- Filters36US 4,373,635 AFram Europe Limited · 1983
- Fluted filter with integrated frame36US 7,959,703 B2Baldwin Filters, Inc. · 2011