Y10S 55/45
Woven filter mediums
Y10S55/45 (Woven filter mediums) appears on 38 US grants and 6 published applications in this corpus.
Search patents in Y10S- Granted patents
- 38
- Published applications
- 6
- Assignees
- 28
- Inventors
- 69
- Latest grant
- 29 Apr 2008
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 0 |
| 2007 | 2 | 1 |
| 2008 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Chemical filter and method for manufacturing same29 Apr 2008US 7,364,608 B2Nichias Corporation
- Filter unit18 Mar 2008US 7,344,580 B2Absolent AB
- Suction device/blower9 Oct 2007US 7,279,021 B2Andreas Stihl AG & CO.KG
- Electrostatic filter9 Oct 2007US 7,279,028 B2Airinspace B.V.
- Triboelectric charging of wovens and knitted fabrics28 Feb 2006US 7,004,995 B2Tesa SE
- Electrostatic filter21 Jun 2007US 2007/0137486 A1Airinspace B.V.
- Suction device/blower20 Oct 2005US 2005/0229556 A1Andreas Stihl AG & CO.KG
- Chemical filter and method for manufacturing same29 Sep 2005US 2005/0211625 A1Nichias Corporation
- Filter unit20 Jan 2005US 2005/0011172 A1Absolent AB
- Triboelectric charge of woven and knitted fabric11 Mar 2004US 2004/0045441 A1Tesa SE
Most cited
By later US patents
- Porous packing and separator medium70US 4,022,596 A1977
- Dual-dipole electrostatic air filter70US 4,902,306 AAir Purification Products, International · 1990
- Ceramic fabric filter58US 4,398,931 AMinnesota Mining and Manufacturing Company · 1983
- Pleatable nonwoven composite article for gas filter media55US 5,820,645 AReemay, Inc. · 1998
- Filter assembly having a disposable pre-filter52US 6,293,983 B12001